IBM RT PC 10, Hardware Maintenance And Service

Page 1: ..._ Personal Computer Hardware Reference Library IBM RT PC Model 10 Hardware Maintenance and Service 59X9319...

Page 2: ..._ Personal Computer Hardware Reference Library IBM RT PC Model 10 Hardware Maintenance and Service...

Page 3: ...orporation provides this manual as is without a warranty of any kind either expressed or implied including but not limited to the implied warranties of merchantability and fitness for a particular pur...

Page 4: ...mply with the limits for a Class A computing device pursuant to Subpart J of Part 15 of FCC Rules which are designed to provide reasonable protection against such interference when operated in a comme...

Page 5: ...uggested to use shielded grounded cables with in line filters if necessary If necessary consult your dealer service representative for additional suggestions The manufacturer is not responsible for an...

Page 6: ...pages This manual contains a Safety Inspection Guide on the following pages The Safety Inspection Guide is used by the IBM Service Representative The IBM RT PC Model 10 System Unit contains no hazard...

Page 7: ...ditions are present determine how serious the hazards are and whether you should continue before correcting the problem Do the following checks 1 Check the covers for damage or alterations that expose...

Page 8: ...the top cover page 4 12 6 Check for alterations or attachments If there are any check for obvious safety hazards such as broken wires sharp edges or broken insulation 7 Check the internal cables for...

Page 9: ...10 Check the external power cable for damage 11 With the external power cable connected to the system unit check for less than 0 1 ohm resistance between the ground lug on the external power cable plu...

Page 10: ...diagnostic programs utilities and the service request number Section 3 Problem Isolation Charts contains the service procedures used to isolate failures to a field replaceable unit Section 4 Removal...

Page 11: ...n specifications control adjustment procedures and parts information for each IBM display used with the IBM PC RT Model 10 Section 12 Tape Drive contains a description specifications and parts informa...

Page 12: ...instructions for running diagnostic routines to locate and identify hardware problems Also includes problem determination for software Two high capacity 1 2MB diskettes containing the IBM RT PC diagno...

Page 13: ...sformer and Translator Unit provides instructions for setting up and connecting the transformer and translator Ordering Additional Copies of This Book To order additional copies of this publication us...

Page 14: ...ic Routines 2 10 Utilities 2 12 Advanced Diagnostic Routines 2 15 Installation Verification 2 16 Service Request Number Description 2 17 Source Number 2 18 Service Repair Action Number 2 19 Section 3...

Page 15: ...ement 4 13 Processor Floating Point or System Memory Removal 4 14 Processor Floating Point or System Memory Replacement 4 15 Adapter Removal 4 16 Adapter Replacement 4 18 Attached Device Removal 4 20...

Page 16: ...emory Expansion Option 6 5 Specifications 6 5 Removal and Replacement Procedures 6 5 Parts Information 6 6 2MB Memory Expansion Option 6 7 Specifications 6 7 Removal and Replacement Procedures 6 7 Par...

Page 17: ...rts Information 9 12 ffiM Monochrome Display and Printer Adapter 9 13 Specifications 9 13 Removal and Replacement Procedures 9 13 Parts Information 9 14 Advanced Monochrome Graphics Display Adapter 9...

Page 18: ...3 Parts Information 9 34 3278 79 Emulation Adapter 9 35 Specifications 9 35 Removal and Replacement Procedures 9 35 Parts Information 9 36 Section 10 User Input Devices 10 1 About this Section 10 3 Ke...

Page 19: ...al and Replacement Procedures 11 11 Adjustments 11 12 Test Patterns 11 14 Parts Information 11 16 Section 12 TapeDrive 12 1 About this Section 12 3 Streaming Tape Drive 6157 12 4 Specifications 12 4 R...

Page 20: ...Section 1 System Description System Description 1 1...

Page 21: ...CONTENTS About this Section 1 3 Introduction 1 4 System Unit 1 4 Keyboard 1 5 Display 1 6 1 2 Service Manual...

Page 22: ...units that make up the basic IBM RT PC ModellO These descriptions are for the minimum system Your system may contain devices that are not described in this section For service information on a particu...

Page 23: ...our system may contain other devices such as printers and communication devices The system unit contains the processor optional floating point accelerator system memory power supply fixed disk drive d...

Page 24: ...d with the system unit The keyboard adapter is built into the system board The keyboard attaches to the keyed keyboard connector on the rear panel of the system unit r g IIDIDIDIDIIIIDIDDDIIIDIDIDIDIl...

Page 25: ...play Several types of display devices can be attached to the system unit An adapter that is compatible with both the system unit and display device must be installed in the system unit 1 6 Service Man...

Page 26: ...Section 2 Diagnostics Diagnostics 2 1...

Page 27: ...stic Program Descriptions 2 8 Loading the Diagnostic Diskette 2 8 Key Descriptions 2 9 Diagnostic Routines 2 10 Utilities 2 12 Advanced Diagnostic Routines 2 15 Installation Verification 2 16 Service...

Page 28: ...e IBM RT PC Diagnostic Diskettes and a description of the service request number Section 3 directs you in the use of these programs during problem isolation Use the contents list on the previous page...

Page 29: ...es List Before any checkout routines are run the installed features list is compared to the Configuration Record on the fixed disk See page 2 6 for more information about the Loadable POST programs Pr...

Page 30: ...ut the Advanced Diagnostic Routines The Installation Verification option compares the installed features list built by the Loadable POST programs to the configuration record on the fixed disk See page...

Page 31: ...tely one second numbers are for software failures Number Test description 88 Displays for one second to provide a lamp test If 88 is displayed steady the 32 bit processor has stopped 00 If installed t...

Page 32: ...tempt is being made to do an IPL using the devices specified in the battery powered memory 22 An attempt is being made to do an IPL using the default devices specified in the ROM on the processor boar...

Page 33: ...emory Loading the Diagnostic Diskette Note Before loading the diagnostic programs all other programs and operating systems must be stopped to prevent loss of data Do the following to load the diagnost...

Page 34: ...programs Key Function Enter Signals the program to continue End Stops the test or action FlO Return to the previous menu and cancel any changes Esc Returns to the DIAGNOSTIC OPERATING INSTRUCTIONS Pag...

Page 35: ...tion record but is not sensed by the Loadable POST programs the TEST OPTION menu displays This menu indicates that either the option has been removed from the system or the option is failing When the...

Page 36: ...te Drive s Checkout option checks the diskette adapter and the diskette drives The Diskette Drive Checkout requires a formatted High Capacity diskette A formatted blank Double Sided diskette is requir...

Page 37: ...UNCTION SELECTION menu 3 Choose the type of utilities on the UTILITY SELECTION menu The following topics describe the different types of Utilities and their options Note The Format Fixed Disk utility...

Page 38: ...matting of the target diskette Copying of the data from the source diskette to the formatted target diskette You may have to change the source and target diskettes during the copying procedure A messa...

Page 39: ...and recognized by the Loadable POST program are displayed Use this list to check the configuration of the system Show and Change Diagnostic Test List Utility The Show and Change Diagnostic Test List...

Page 40: ...nfiguration record but is not sensed by the Loadable POST programs the TEST OPTION menu displays This menu indicates that either the option has been removed from the system or the option is failing Wh...

Page 41: ...ptions after shipment The program assumes the Diagnostic Routines were run after the last change to the system unit Running the Diagnostic Routines updates the configuration record on the fixed disk T...

Page 42: ...U is needed to repair the system The SRN contains from one to four Service Repair Action SRA numbers Each SRA number represents a FRU or a special repair action The Problem Isolation Charts PICs in Se...

Page 43: ...s the devices and procedures Use the following SRN for an example 13 234 100 B34 D64 Device Procedure 2 18 Service Manual 1 System unit 2 Display 3 Keyboard 4 Tape drive 5 Printer 6 Reserved 7 Reserve...

Page 44: ...following SRN for an example 13 234 100 B34 D64 FRU PIC Code See the Service Repair Action Number Chart in Section 3 or Appendix B for more information Location 1 Adapter slot 1 2 Adapter slot 2 3 Ada...

Page 45: ...2 20 Service Manual...

Page 46: ...Section 3 Problem Isolation Charts Problem Isolation Charts 3 1...

Page 47: ...nsion Option PIC 2100 3 62 Power Supply PIC 8800 3 68 POST Errors 03 or 05 PIC 9810 3 79 POST Errors 00 or 04 PIC 9820 3 87 POST Errors 11 or 12 PIC 9830 3 92 POST Error 23 PIC 9840 3 96 Invalid Displ...

Page 48: ...ion This section contains the information used by the service technician to isolate the problem to a field replaceable unit Start all problem isolation with Start of Call PIC on page 3 5 Problem Isola...

Page 49: ...5 then carefully follow the steps to isolate the failure to a field replaceable unit FRU The IBM RT PC ModellO problem isolation procedures use the IBM RT PC Diagnostic Diskettes and run tests from th...

Page 50: ...s reason do not power the system unit on longer that 10 minutes with the top cover off 4 If the Service Request Number SRN provided by the customer does not solve the problem go to the Problem Determi...

Page 51: ...C 2100 on page 3 62 Power Supply PIC 8800 on page 3 68 POST Errors 03 or 05 PIC 9810 on page 3 6 Service Manual 983 POST Errors 11 or 12 PIC 9830 on page 3 92 984 POST Error 23 PIC 9840 on page 3 96 9...

Page 52: ...ICE REQUEST NUMBER CONTAIN ONLY ONE SERVICE REPAIR ACTION NUMBER YES Do the following 1 Find your SRA number in the Service Repair Action Number Chart on page 3 109 2 Record the FRU name and the remov...

Page 53: ...st Number here 1 3 2 34 100 B 3 4 D 6 1 IS THE PROCEDURE NUMBER A 3 NO Do the following 1 Find the leftmost SRA number in the Service Repair Action Number Chart on page 3 109 2 Record the FRU name and...

Page 54: ...s reference and the removal procedure reference 3 Return here and answer the following question FRU Personal Computer AT Serial Parallel Adapter Removal Procedure See Adapter Removal on page 4 16 Repa...

Page 55: ...you are not able to select and run the additional tests go to page 3 22 2 Record the result of each additional test Each test ends with a No trouble was found message or the test displays an SRN DIAG...

Page 56: ...LEFfMOST SERVICE REPAIR ACTION NUMBER THE SAME NUMBER AS THE SERVICE REPAIR ACTION NUMBER YOU HAVE BEEN ANALYZING NO Do the following 1 Find the leftmost SRA number from the additional test in the Ser...

Page 57: ...disk drive the DIAGNOSTIC TEST LIST menu displays Be sure the list is correct If the list is not correct follow the instructions on the menu to correct the list The TEST OPTION menu displays when a de...

Page 58: ...Step 9 Look at the operator panel IS THE POWER ON INDICATOR ON NO Go to Power Supply PIC 8800 on page 3 68 YES Continue on the next page Problem Isolation Charts 3 13...

Page 59: ...D 3 14 Service Manual IS THE TWO DIGIT DISPLAY BLANK NO Do the following 1 Find the number displayed in the two digit display in the chart on page 3 35 2 Record the SRN for the number 3 Go to Step 13...

Page 60: ...al Parallel Adapter Additional Tests Run the Persollal Computer AT Serial Parallel Adapter checkout Removal Procedure See Adapter Removal Oil page 4 16 WERE YOU ABLE TO SELECT AND RUN THE REPAIR CHECK...

Page 61: ...al Look at the SRN If needed see page 2 18 4 Write the Service Request Number here Ib 982 __ IS THE PROCEDURE NUMBER A 6 NO The SRN is invalid Go to Problem Determination Procedure on page 3 22 YES Go...

Page 62: ...N 4 Write the Service Request Number here IS THE LEFTMOST SERVICE REPAIR ACTION NUMBER OF YOUR SERVICE REQUEST NUMBER 981 THROUGH 985 YES Go to Step 17 on page 3 21 NO Continue on the next page Proble...

Page 63: ...ber RETURN 1 the Hardware Maintenance and Service Manual DID THE REPAIR CHECKOUT RUN RESULT IN THE SAME SRN YOU HAVE BEEN ANALYZING NO Either the system has more than one problem or another problem wa...

Page 64: ...other SRA number within the SRN and go to Step 8 on page 3 12 YES If the SRN provided by the customer did not solve the problem go to Problem Determination Procedure on page 3 22 If you have already a...

Page 65: ...oblem is an incorrect SRN go to Problem Determination Procedure on page 3 22 and follow the procedure until you get a SRN then analyze it If the problem is intermittent run the advanced diagnostic rou...

Page 66: ...A number SRA Number Go to PIC 981 POST Errors 03 or 05 PIC 9810 on page 3 79 982 POST Errors 00 or 04 PIC 9820 on page 3 87 983 POST Errors 11 or 12 PIC 9830 on page 3 92 984 POST Error 23 PIC 9840 on...

Page 67: ...ow restricted air vents in the covers Segments of the Two Digit Display not working tested at the first of the power on self test Keyboard indicators or speaker not working tested during power on self...

Page 68: ...om the diagnostic diskettes 4 Insert the Diagnostics 1 DIAG l diskette in the diskette drive and close the drive 5 Set the keylock to Unlock 6 Set the power switch on the system unit and display to On...

Page 69: ...tasks and exchange di skettes Severa1 keys are used to control the procedures The Enter key continues the procedure or performs an action The End key stops a test or an action The FlO key returns to t...

Page 70: ...parts are required to repair your machine Util ities This selection allows you to look at the machine s configuration format fixed disks and exercise your cOlTll1unication equipment Advanced Di agnos...

Page 71: ...ay Checkout 4 Diskette Drive s Checkout 5 Fixed disk Drive s Checkout 6 Async RS232 Native Ports Checkout 7 AT Serial Parallel Adapter 1 in Slot X Checkout 8 4 Port Asysnchronous RS232C Adapter 1 in S...

Page 72: ...slot ill ITEM 1 The option has not been removed from the system or moved to another slot The option has been removed from the system or moved to another slot To choose an item type its ID and press En...

Page 73: ...ion been removed from the system or moved to another slot DIAG l 3 28 Service Manual HAS THE OPTION LISTED IN THE TEST OPTION MENU BEEN REMOVED FROM THE SYSTEM OR MOVED TO ANOTHER SLOT YES Choose The...

Page 74: ...oprocessor XXX bytes of I O Channel Memory starting at address O Diskette Drive in location A AT High Capacity Diskette Drive Fixed disk Drive in location C 40 MB Fixed disk Drive To see additional it...

Page 75: ...quest Number is 13 521 66B WRITE down the above number RETURN to the Hardware Maintenance and Service Manual DIAG 2 3 30 Service Manual You may restart your system by depressing Ctrl Alt and Pause sim...

Page 76: ...Step 10 Look at the two digit display I 11 II II IS THE TWO DIGIT DISPLAY FLASHING YES Go to Step 36 on page 3 59 NO Continue on the next page Problem Isolation Charts 3 31...

Page 77: ...r displayed in the two digit display in the following table Number Go to Step 22 Step 15 on page 3 38 94 Step 39 on page 3 61 99 Step 14 on page 3 37 DID YOU FIND THE NUMBER IN THE TABLE YES Go to the...

Page 78: ...tasks and exchange di skettes Severa1 keys are used to control the procedures The Enter key conti nues the procedure or performs an acti on The End key stops a test or an acti on The FlO key returns...

Page 79: ...played in the two digit display in the POST Indicator Chart on page 3 35 then return here to answer the following question 04 02 05 11 9X I X4A 12C 15C s 07 1I I OO X4A IIJB OX 11 l 4A 1 00 1 IJB 9 11...

Page 80: ...2C 15C 07 11 100 84A 19B 08 11 84A 100 19B 09 11 100 10 11 100 84A 11 11 100 84A 12 11 983 100 84A 14 11 526 22 11 526 640 A10 23 11 984 520 100 25 Software problem during IPL Power off to clear the p...

Page 81: ...3 36 Service Manual Number Service Request Number or Action 58 12 320 71 12 15C 72 12 12C 76 12 12D 77 12 15D 81 32 780 88 12 84A 100 89 12 981 84A 100 19B 93 12 64A 526...

Page 82: ...dicates the keylock is in the Locked position Look at the keylock IS THE KEYLOCK IN THE LOCKED POSITION NO Record SRN 11 630 100 then go to Step 2 on page 3 6 YES Set the keylock to Unlock then go to...

Page 83: ...the diskette drive r 11 1 1111 IIIIIIII 1l1l1l1l0 P 0lj 1 111 111 Illloll HH 4510 JIJ 50N 9 IO DID YOU FIND A PROBLEM YES Go to Step 2 on page 3 23 1 1111 11 W81 11 11111 1 II1111 1111 11 1 11 111 3 3...

Page 84: ...Step 16 Look at the Power On indicator on the operator panel bJD IS THE POWER ON INDICATOR ON YES Go to Step 18 on page 3 41 NO Continue on the next page Problem Isolation Charts 3 39...

Page 85: ...l power cable to the system unit is plugged into an outlet and that the outlet has power 3 40 Service Manual 1 DID YOU FIND A PROBLEM YES Have the customer correct the problem NO Record SRN 16 880 the...

Page 86: ...ette drive The diskette drive with the diagnostic diskette inserted is failing The diagnostic diskette is defective or not inserted correctly The fixed disk and diskette drive adapter is failing DID T...

Page 87: ...tly inserted in the diskette drive r J f I eJ f 0 0 11 1 11 lIf11d 1 111I 11 W91 1I111111O jI 111 tlUllIlI IIIIC11 1 IIII1U I IIUII HH lSIO 1 1S0N 110 IIIP 1 11 111111 DID YOU FIND A PROBLEM YES Go to...

Page 88: ...isplay 5151 Step 21 on page 3 44 Enhanced Color Display 5154 Step 25 on page 3 48 Advanced Monochrome 6153 Step 31 on page 3 54 Graphics Display IS THE DISPLAY ATTACHED TO YOUR SYSTEM LISTED IN THE TA...

Page 89: ...xchange di skettes Severa1 keys are used to control the procedures The Enter key continues the procedure or performs an action The End key s tops a tes t or an action The FlO key returns to the previ...

Page 90: ...Step 22 Look at the display screen IS THE BACKGROUND OF THE DISPLAY SCREEN LIGHTED YES Go to Step 24 on page 3 47 NO Continue on the next page Problem Isolation Charts 3 45...

Page 91: ...the display power cable and the display signal cable are correctly connected to the system unit DID YOU FIND A PROBLEM YES This completes the repair 3 46 Service Manual NO Record SRN 26 540 490 then...

Page 92: ...Changes Size When Brightness Control Turned Out of Focus Rolling DOES YOUR DISPLAY HAVE A PROBLEM SIMILAR TO ANY OF THE DISPLAY SCREENS ABOVE NO Record SRN 26 985 490 100 540 then go to Step 2 on page...

Page 93: ...Step 25 3 48 Service Manual Look at the Power On indicator on the display IS THE POWER ON INDICATOR ON YES Go to Step 27 on page 3 50 NO Continue on the next page Power On o Indicator o 0...

Page 94: ...ernal power cable to the display is plugged into an outlet and the outlet has power o DID YOU FIND A PROBLEM YES This completes the repair NO Record SRN 26 580 410 then go to Step 2 on page 3 6 Proble...

Page 95: ...ks and exchange di skettes Severa1 keys are used to control the procedures The Enter key continues the procedure or performs an action The End key stops a tes t or an action The FlO key returns to the...

Page 96: ...age 4 10 3 Disconnect the display signal cable 4 Set the power switch on the system unit and display to On 5 Wait one minutes then answer the following question IS THE DISPLAY SCREEN COMPLETELY LIGHTE...

Page 97: ...52 Service Manual This diskette contains diagnostics and util ities for your system You shoul d use these procedures whenever you are havi ng problems with your system which have not been corrected b...

Page 98: ...hanges Size When Brightness Control Turned Out of Focus Rolling DOES YOUR DISPLAY HAVE A PROBLEM SIMILAR TO ANY OF THE DISPLAY SCREENS ABOVE NO Record SRN 26 985 410 100 580 then go to Step 2 on page...

Page 99: ...ightness and Raster Test control fully clockwise until it clicks into the raster test position o J 3 54 Service Manual IS THE DISPLAY SCREEN COMPLETELY LIGHTED NO Go to Step 33 on page 3 56 YES Contin...

Page 100: ...do simple tasks and exchange diskettes Several keys are used to control the procedures The Enter key continues the procedure or performs an action The End key stops a test or an action The FlO key ret...

Page 101: ...Be sure that the display power cable is correctly connected to the system unit CJ 3 56 Service Manual DID YOU FIND A PROBLEM YES This completes the repair NO Record SRN 26 600 then go to Step 2 on pa...

Page 102: ...Changes Size When Brightness Control Turned Out of Focus Rolling DOES YOUR DISPLAY HAVE A PROBLEM SIMILAR TO ANY OF THE DISPLAY SCREENS ABOVE NO Record SRN 16 985 430 100 600 then go to Step 2 on page...

Page 103: ...p 35 3 58 Service Manual Be sure that the keyboard cable is correctly connected to the system unit DID YOU FIND A PROBLEM YES This completes the repair NO Record SRN 36 780 then go to Step 2 on page 3...

Page 104: ...layed in the two digit display in the following table Number Go to Step 02 Step 37 on page 3 60 30 Step 37 on page 3 60 99 Step 38 on page 3 60 DID YOU FIND THE NUMBER IN THE TABLE YES Go to the step...

Page 105: ...1 diskette may be defective Try a new Diagnostics 1 DIAG 1 diskette If the new Diagnostics 1 DIAG 1 diskette does not work record SRN 12 64A 526 and go to Step 2 on page 3 6 A program or machine chec...

Page 106: ...Adapter SRN Enhanced Graphics Adapter 12 410 Advanced Monochrome Graphics Display Adapter 12 430 IBM Monochrome Display and Printer Adapter 12 490 DID YOU FIND THE ADAPTER IN THE TABLE YES Record the...

Page 107: ...resses can be used to determine the address range where the failure occurred Step 1 Look at your SRN 4 Write the Service Request Number here 37K 21B _ IS ANY OF THE SRAs 210 YES The diagnostic program...

Page 108: ...tter A B C D E F orr On orr On Off On Off On Off On Off On Switch 1 X X Not Not X X Switch 2 X X valid valid X X Switch 3 X X I O I O X X Switch 4 X X memory memory X X Switch 5 X X addresses addresse...

Page 109: ...Either Either Either Either Switch 8 Either Either Either Either Either Either Starting Address of 180000 1COOOO 200000 240000 280000 2COOOO 256K bytes SRA Letter M N 0 P orr On orr On orr On orr On S...

Page 110: ...Find the AT 512 KB Memory Expansion Option installed in your system unit with either Switch Bank 0 or Switch Bank 1 set like you recorded Switch Bank 1 Continue on the next page Problem Isolation Char...

Page 111: ...Look at your SRN 3 66 Service Manual 4 Write the Service Request Number here 1 3 5 71 2 IB DOES YOUR SRN HAVE A 37x SRA NO Exchange the memory option then run System Checkout YES Continue on the next...

Page 112: ...RA 1 Find the switch bank that corresponds to the letter in the 21x SRA 2 Find the module within the same horizontal row that corresponds to the letter in the 37x SRA 3 Exchange the module 4 Run 110 C...

Page 113: ...0 seconds before setting the power switch to On Step 1 Be sure that the system unit external power cable is plugged into both the system unit and the outlet and that the outlet has power DID YOU FIND...

Page 114: ...om the system board the power connector from the fixed disk drive and the power connector from the diskette drive 5 Plug in the external power cable to the system unit 6 Set the power switch on the sy...

Page 115: ...0 Service Manual Listen to the system unit or hold a piece of paper near the air outlet IS THE COOLING FAN OPERATING NO Exchange the cooling fan assembly This completes the repair YES Continue on the...

Page 116: ...to the system board 4 Plug in the external power cable to the system unit 5 Be sure the power has been off 30 seconds then set the power switch on the system unit to On 6 Wait 15 seconds then answer...

Page 117: ...the power has been off 30 seconds then set the power switch on the system unit to On 4 Wait 15 seconds then answer the following question l JD 3 72 Service Manual IS THE POWER ON INDICATOR ON NO Exch...

Page 118: ...been off 30 seconds then set the power switch on the system unit to On 4 Wait 15 seconds then answer the following question bJD IS THE POWER ON INDICATOR ON YES Exchange the cooling fan assembly then...

Page 119: ...er cable connector from the system board 4 Be sure the power has been off 30 seconds then set the power switch on the system unit to On 5 Wait 15 seconds then answer the following question IS THE COOL...

Page 120: ...able from the system board 4 Be sure the power has been off 30 seconds then set the power switch on the system unit to On 5 Wait 15 seconds then answer the following question IS THE COOLING FAN OPERAT...

Page 121: ...the following question bJD 3 76 Service Manual IS THE POWER ON INDICATOR ON YES One of the external devices is defective Do the following 1 Set the power switch on the system unit to Off 2 Connect th...

Page 122: ...bJD IS THE POWER ON INDICATOR ON YES One of the internal devices or cables is defective Do the following 1 Set the power switch on the system unit to Off 2 Connect one of the internal cables 3 Set the...

Page 123: ...s until the Power On indicator is on then answer the question below be eo I 0 0 DLJ DO DDO O o 00 DDDDD e Q 0 D DO D D o DOD DO DO DO 000 o DO DO DO o0 DODD DOD DO DO DO DO 000 ODD 0 0 0 000 O 0D D oD...

Page 124: ...drive adapter from slot 6 DUO o e E 0 0 0 nn o DDDDDuuD o DO DDDDD 4 G D D D D O o ODD 00 DO DO DO ODD DODD 00 DO 0 DO OD o DO DO DO o0 DODD DOD DO DO DO DO 000 DOD 0 0 0 DOD O 000DODDD DO 0 00 0pj Da...

Page 125: ...ord the type and slot position 2 Set the power switch on the system unit to On 3 Wait two minutes then answer the following question 3 80 Service Manual IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Go...

Page 126: ...O D O o DOD 00 DO DO DO 000 DODD 0D DO 0 DO OD o 000000 o0 DODD DOD DO DO DO DO 000 D OD 0 0 0 ODD O 00000000000 00 0riJ D o 0000 000000 04 nla DODD0 DO 0000 000000 DID YOU REMOVE A BOARD FROM SLOT D...

Page 127: ...es then answer the following question s 3 82 Service Manual IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set the power switch on the system unit to Off 1 Move the memory board now in slot C to slot D...

Page 128: ...lowing question cf e IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set the power switch on the system unit to Off then go to Step 8 on page 3 86 NO Set the power switch on the system unit to Off 1 Remo...

Page 129: ...3 Wait two minutes then answer the following question 3 84 Service Manual IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set the power switch on the system unit to Off then go to Step 8 on page 3 86 NO...

Page 130: ...off 30 seconds then set the power switch on the system unit to On 4 Wait two minutes then answer the following question II I II LJ I II II I LJ J IS 03 OR 05 DISPLAYED IN THE TWO DIGIT DISPLAY NO Rep...

Page 131: ...ement on page 4 13 4 Set the power switch on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 This completes the repair o e E 09 0 nn nn...

Page 132: ...ts B and D and record the type and slot position of each 3 Plug the external power cable into the outlet 4 Set the power switch on the system unit to On 5 Wait two minutes then answer the following qu...

Page 133: ...er has been off 30 seconds then set the power switch on the system unit to On 4 Wait two minutes then answer the following question 3 88 Service Manual IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set...

Page 134: ...oard in slot C 4 Set the power switch on the system unit to On 5 Wait two minutes then answer the following question IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set the power switch on the system uni...

Page 135: ...adapter 3 Be sure the power has been off 30 seconds then set the power switch on the system unit to On 4 Wait two minutes then answer the following question J II II II I_IU J I II II _II I J I I II I...

Page 136: ...e power switch on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 This completes the repair o e E 0 0 0 0 0 On nO D DODD UU o 00 O00 OO...

Page 137: ...record the type and slot position of each 3 Plug the external power cable into the outlet 4 Set the power switch on the system unit to On 5 Wait two minutes then answer the following question r J IS...

Page 138: ...econds then set the power switch on the system unit to On 4 Wait two minutes then answer the following question rT l lLJJ IS II OR 12 DISPLAYED IN THE TWO DIGIT DISPLAY YES Set the power switch on the...

Page 139: ...other adapter 3 Be sure the power has been off 30 seconds then set the power switch on the system unit to On 4 Wait four minutes then answer the following question rill LUJ 3 94 Service Manual IS II O...

Page 140: ...ge 4 13 4 Set the power switch on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 This completes the repair o e E 0 0 00 ITa o ooooD D o...

Page 141: ...d record the type and slot position of each 3 Plug the external power cable into the outlet 4 Set the power switch on the system unit to On 5 Wait two minutes then answer the following question IS 23...

Page 142: ...the power switch on the system unit to On 4 Wait two minutes then answer the following question IS 23 DISPLAYED IN THE TWO DIGIT DISPLAY NO Set the power switch on the system unit to Off then go to S...

Page 143: ...e sure the power has been off 30 seconds then set the power switch on the system unit to On 4 Wait two minutes then answer the following question cf e 3 98 Service Manual IS 23 DISPLAYED IN THE TWO DI...

Page 144: ...power switch on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 This completes the repair o e E 0 0 0 ITDO On nO o DODD UU o 0 0 ODO DO...

Page 145: ...wer the following question DIAGNOSTIC OPERATING INSTRUCTIONS DIAG l This diskette contains diagnostics and utilities for your system You should use these procedures whenever you are having problems wi...

Page 146: ...stem whi ch have not been corrected by any software appl i cati on procedures avail ab1e In general the procedures will run automatically However sometimes you will be required to select options tell...

Page 147: ...your system You should use these procedures whenever you are having problems with your system which have not been corrected by any software application procedures available In general the procedures...

Page 148: ...on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 Note If the problem still occurs exchange the display This completes the repair o e...

Page 149: ...he failing test is not known run System Checkout Look at the test that failed IS A SPECIFIC ADAPTER REQUIRED TO RUN THE FAILING TEST YES Exchange the adapter that is required to run the failing test 1...

Page 150: ...apter and any specific adapter required to run the failing test 4 Plug the external power cable into the outlet 5 Insert Diagnostics 1 DIAG 1 diskette in the diskette drive 6 Set the power switch on t...

Page 151: ...e processor board the system board the fixed disk and diskette drive adapter the display adapter then the memory board in slot C 3 Be sure the power has been off 30 seconds then set the power switch o...

Page 152: ...the failing procedure oe E 0 0 0 orrO On nO o DODD UU o DO DDO DO e 0 O D O o 0000 000000000 o DO DO DO o0 DODD DOD DO DO DO DO DoD O DD 0 0 0 DOD O 00D ooDDDOD 0 000 rl0 0 o DODD 00000004 rr DODD0 DO...

Page 153: ...ment on page 4 13 4 Set the power switch on the system unit to On 5 Follow the instructions on the menus to run the System Checkout If needed see page 2 15 This completes the repair o e E 0 9 0 o rr0...

Page 154: ...age 4 42 Repair Checkout Run the System Checkout 12x FRU 1MB Memory Expansion Option Additional Tests None Removal Procedure See Processor Floating Point or System Memory Removal on page 4 14 Repair C...

Page 155: ...4 14 Repair Checkout Run the Floating Point Accelerator Checkout 20x FRU Personal Computer AT Coprocessor Option Additional Tests None Removal Procedure See Adapter Removal on page 4 16 Repair Checkou...

Page 156: ...O channel memory in the IBM RT PC System Check for non IBM memory installed Repair Checkout Run the System Checkout 23x FRU Personal Computer AT Serial Parallel Adapter Additional Tests Run the Perso...

Page 157: ...ional Tests None Removal Procedure An error occurred in memory attached to the 110 channel between memory addresses OEOOOO and OFFFFF This area of memory is not supported as 110 channel memory in the...

Page 158: ...RS232C Adapter Additional Tests Run the 4 Port Asynchronous RS232C Adapter Checkout Removal Procedure See Adapter Removal on page 4 16 Repair Checkout Run the 4 Port Asynchronous RS232C Adapter Check...

Page 159: ...ut Run the 4 Port Asynchronous RS422 Adapter Checkout 41x FRU Enhanced Graphics Adapter Additional Tests Run the Display Checkout Removal Procedure See Adapter Removal on page 4 16 Repair Checkout Run...

Page 160: ...it Additional Tests Run the Display Checkout Removal Procedure See Adapter Removal on page 4 16 Repair Checkout Run the Display Checkout 49x FRU IBM Monochrome Display and Printer Adapter Additional T...

Page 161: ...xed disk Drive s Checkout and the Diskette Drive s Checkout 53x FRU Battery Additional Tests None Removal Procedure See Battery Removal on page 4 22 Repair Checkout Run the System Checkout 54x FRU IBM...

Page 162: ...oval Procedure See Attached Device Removal on page 4 20 Repair Checkout Run the Display Checkout 63x FRU Operator Panel Board Additional Tests None Removal Procedure See Operator Panel Board Removal o...

Page 163: ...te Drive Removal on page 4 24 Repair Checkout Run the Diskette Drive s Checkout 74x FRU 40MB Fixed Disk Drive Additional Tests None Removal Procedure See Fixed disk Drive Removal on page 4 28 Repair C...

Page 164: ...tional Tests None Removal Procedure See Attached Device Removal on page 4 20 Repair Checkout Run the Streaming Tape Drive Adapter Checkout 84x FRU Processor Board Additional Tests None Removal Procedu...

Page 165: ...emoval on page 4 16 Repair Checkout Run the Streaming Tape Drive Adapter Checkout 87x FRU Keylock Additional Tests None Removal Procedure See Keylock Removal on page 4 32 Repair Checkout Run the Syste...

Page 166: ...r slot position If needed see page 2 19 9Sx FRU mM PC Network Components Additional Tests None Removal Procedure See the Setup Instructions for the IBM PC Network Transformer and Translator Unit Excha...

Page 167: ...POST Errors 11 or 12 PIC 9830 on page 3 92 984 POST Error 23 Do not return to the Start of Call PIC go to POST Error 23 PIC 9840 on page 3 96 985 Invalid Display Data Do not return to the Start of Cal...

Page 168: ...Removal Procedure See the Setup Instructions for the IBM PC Network Short Medium and Long Distance Kits Exchange either an expander or a cable See Section 9 for parts reference Repair Checkout Run th...

Page 169: ...ut Run a customer print job B3x FRU Serial Printer Cable 9 Pin Additional Tests None Removal Procedure See Adapter Removal on page 4 16 Repair Checkout Run a customer print job B4x FRU ASCII Terminal...

Page 170: ...m B6x FRU Serial Printer Cable 10 Pin Additional Tests None Removal Procedure See Adapter Removal on page 4 16 Repair Checkout Run a normal customer program CCx Software Problem This SRA number indica...

Page 171: ...failing modem If needed use the Communications Utilities to analyze the problem If the checkout ends with the message No trouble was found go to the maintenance package for the modem If the checkout...

Page 172: ...Section 4 Removal and Replacement Procedures Removal and Replacement 4 1...

Page 173: ...ystem Memory Replacement 4 15 Adapter Removal 4 16 Adapter Replacement 4 18 Attached Device Removal 4 20 Attached Device Replacement 4 21 Battery Removal 4 22 Battery Replacement 4 23 Diskette Drive R...

Page 174: ...board Follow these procedures for the type of device you are removing or installing Use the contents list on the preceding page to select the procedure for your device The removal or replacement proce...

Page 175: ...ns Use the following views of the system unit to locate the diskette drive fixed disk drive connectors and system board slot positions Front View With Covers Keylock Two Dig it__ Display 4 4 Service M...

Page 176: ...Rear View Without Rear Cover Removal and Replacement 4 5...

Page 177: ...Top View Without Covers Board Retainers Operator Panel Assembly Power Connector 4 6 Service Manual Operator Panel Connector Cooling Fan Assembly Fan Connector Battery Connector...

Page 178: ...0 0 0 DOD O O n00000DODO00 0a DO g D Battery Connector U DODD ODOn 04 I DODD 0 DO DODD U DODDOO 0 Adapter Slot Number and Assigned Adapter oProcessor Board Operator Panel Connector oFloating Point Boa...

Page 179: ...dapters processor board floating point board system memory boards diskette drive and the fixed disk drive are static sensitive devices Use the following steps to prevent damage to a static sensitive d...

Page 180: ...ds by the edges only do not touch the component pins or solder joints Grasp diskette drives by their frames to avoid touching the electronics board 3 When inserting an option adapter into the system b...

Page 181: ...ystem unit and devices installed within or attached to the system unit Rear Cover Removal 1 Set the power switches of the attached devices to Off 2 Set the power switch of the system unit to Off 3 Pre...

Page 182: ...rms into the latch brackets Push down on the rear cover while you move it into position then let up on the cover to hook it 2 Set the power switches of the attached devices to On 3 Set the power switc...

Page 183: ...10 2 Unplug the external power cables to the attached devices at the outlet 3 Unplug the external power cable to the system unit at the outlet 4 Set the keylock to Unlock then remove the key 5 Remove...

Page 184: ...e the cables to the fixed disk and diskette drives 2 Install the four cover screws 3 Do the Rear Cover Replacement on page 4 11 4 Plug in the external power cables of the attached devices to the outle...

Page 185: ...l on page 4 12 2 Open the two board retainers 3 Remove the fixed disk and diskette adapter from slot 6 and place it on top of the system unit with the cables attached 4 Remove the desired board 5 Reco...

Page 186: ...the slot number you recorded then align the board with the slot and press into position 2 Install the fixed disk and diskette adapter in slot 6 3 Close the two board retainers 4 Do the Top Cover Repla...

Page 187: ...Adapter Removal 4 16 Service Manual 1 Do the Top Cover Removal on page 4 12 2 If present disconnect the external cables 3 Remove the adapter mounting screw or open the two board retainers...

Page 188: ...ect the internal cables 6 Record the adapter slot position 7 If the adapter has jumpers or switches record their settings If needed refer to the jumper or switch settings information for the adapter i...

Page 189: ...ettings you recorded then set the jumpers or switches If needed refer to Section 9 2 If present connect the internal cables 3 Look at the adapter slot number you recorded then align the adapter with t...

Page 190: ...4 Install the adapter mounting screw or close the two board retainers 5 If present connect the external cables 6 Do the Top Cover Replacement on page 4 13 Board Retainers Removal and Replacement 4 19...

Page 191: ...ttached Device Removal 1 Do the Rear Cover Removal on page 4 10 2 Unplug the external power cable to the attached device 3 Disconnect the signal cable to the device from the adapter 4 20 Service Manua...

Page 192: ...Device Replacement 1 Connect the signal cable for the device to the adapter 2 Plug in the external power cable to the attached device 3 Do the Rear Cover Replacement on page 4 11 Removal and Replacem...

Page 193: ...from children Replace with IBM part number 6299201 only or a battery that has been specifically classified by Underwriters Laboratories for use with the IBM 6151 System Unit and is so marked to indica...

Page 194: ...number 6299201 only or a battery that has been specifically classified by Underwriters Laboratories for use with the IBM 6151 System Unit and is so marked to indicate such classification Use of anoth...

Page 195: ...ve Removal 1 Do the Top Cover Removal on page 4 12 2 Disconnect the ground wire 3 Disconnect the power connector 4 Disconnect the signal connector Signal Connector Power Connector Ground Wire 4 24 Ser...

Page 196: ...5 Pull on the latch wire to release the drive then slide the drive out of the system unit Removal and Replacement 4 25...

Page 197: ...Drive Replacement 1 Be sure the terminator resistor is installed If needed refer to Section 7 2 Align the drive and push it into the system unit until the latch wire clicks Drive Latch Wire 4 26 Servi...

Page 198: ...3 Connect the signal connector 4 Connect the power connector 5 Connect the ground wire 6 Do the Top Cover Replacement on page 4 13 Power Connector Removal and Replacement 4 27...

Page 199: ...system unit 3 Pull on the latch wire to release the fixed disk drive then slide the drive part way out of the system unit 4 Disconnect the ground wire 5 Disconnect the power cable 6 Disconnect the si...

Page 200: ...8 Slide the drive out of the system unit Removal and Replacement 4 29...

Page 201: ...rive Replacement 1 Be sure the terminator resistor and the drive selection jumper are properly installed If needed refer to Section 8 2 Slide the fixed disk drive part way into the system unit 4 30 Se...

Page 202: ...e 6 Connect the ground wire 7 Slide the fixed disk drive into the system unit until the latch wire clicks 8 Slide the diskette drive into the system unit until the latch wire clicks 9 Do the Top Cover...

Page 203: ...Keylock Removal 4 32 Service Manual 1 Do the Operator Panel Board Removal on page 4 34 2 Be sure the keylock is in the Unlocked position 3 Remove the mounting clip 4 Remove the keylock and spacer...

Page 204: ...eplacement 1 Be sure the keylock is in the Unlocked position 2 Install the keylock and spacer then install the mounting clip 3 Do the Operator Panel Board Replacement on page 4 35 Removal and Replacem...

Page 205: ...age 4 12 2 Be sure the keylock is in the Unlocked position 3 Disconnect the operator panel cable from the system board 4 Remove the mounting screw and the operator panel assembly 5 Remove the mounting...

Page 206: ...e Unlocked position 2 Install the operator panel board and mounting screw 3 Install the operator panel assembly and mounting screw 4 Connect the operator panel cable to the system board 5 Do the Top C...

Page 207: ...skette adapter from slot 6 and place it on top of the system unit with the cables attached 3 Disconnect the cooling fan power cable 4 Pull the fan mounting latches toward the front then lift up on the...

Page 208: ...oling fan assembly and press into position 2 Connect the cooling fan assembly power cable 3 Install the fixed disk and diskette adapter in slot 6 4 Do the Top Cover Replacement on page 4 13 Cooling Fa...

Page 209: ...er cable at the power supply 4 Remove the cooling fan assembly page 4 36 5 Disconnect the power cables from the system board 2 fixed disk and diskette drive If needed slide the fixed disk and diskette...

Page 210: ...7 Remove the power supply mounting screw 8 Raise the end of the power supply next to the mounting screw then lift the power supply up out of the system unit t Removal and Replacement 4 39...

Page 211: ...lacement 1 Lower the power switch end of the power supply into the system unit until the step contacts the base then lower the other end into position 2 Install the power supply mounting screw iI 4 40...

Page 212: ...and ground wire to the fixed disk and diskette drives 5 Install the cooling fan assembly page 4 37 6 If present connect the display power cable to the power supply 7 Connect the external power cable t...

Page 213: ...oard Removal 1 Do the Top Cover Removal on page 4 12 2 Remove the external power cable at the power supply 3 Remove all of the external cables attached to the system board or the adapters 4 42 Service...

Page 214: ...rs and boards Record the type and slot position of each pages 4 16 or 4 14 6 Disconnect the power connectors from the system board 7 Disconnect the operator panel cable from the system board 8 Disconn...

Page 215: ...4 44 Service Manual 9 Press back on the two rear guide latches and lift the guide up out of the system unit...

Page 216: ...move the three system board mounting screws 11 Press on the latches then remove the system board by lifting it up and sliding it out the end of the system unit Mounting Screws Removal and Replacement...

Page 217: ...em board in the end of the system unit and press down into position 2 Install the three system board mounting screws in the sequence indicated below 3 Align the rear guide and press it down into posit...

Page 218: ...onnect the power cable connectors to the system board r O e e 0 0 00 DO DO o o o 0 0 oDO OO 09 0 o o o O o OODO 000000000 DODD DODO 0 DO DOn DO DO DO OOU o0 Oo DO 000000 000 DOD 0 0 0 0 DOD DODD O o o...

Page 219: ...ach of the external cables to the system board and adapters 10 Connect the external power cable to the power supply 11 Do the Top Cover Replacement on page 4 13 be eo 0 0 0 OUODDDDD D o DO DDDDD e e 0...

Page 220: ...Section 5 Base System Unit Base System Unit 5 1...

Page 221: ...5 4 Specifications 5 4 Removal and Replacement Procedures 5 4 Processor Board 5 5 Floating Point Board 5 5 System Board 5 6 Data Flow Diagram 5 7 Power Distribution Diagram 5 8 Internal Signal Cabling...

Page 222: ...escription specifications locations and parts list for the base system unit components The floating point board is an optional feature and may not be present on your system The floating point board is...

Page 223: ...erations Specifications Height Width Depth Weight Temperature Humidity Input voltages Power Hertz Heat output Altitude 160 mm 6 1 4 inches 540 mm 21 1 4 inches 465 mm 18 1 4 inches 25 kg 56 pounds 15...

Page 224: ...d the system o 32 bit processor an Board contains the The Processor controllero o ability of the o cal processing ting Point Board oard improves the numen Floo The Floating Pomt B bOt processor0 32 I...

Page 225: ...and slots for the processor board floating point board system memory boards and 110 adapters Adapter Slot Number and Assigned Adapter oProcessor Board Operator Panel Connector Floating Point Board a F...

Page 226: ...devices First Memory Option Mouse Connector Keyboard Connector Fixed Disk and Diskette Drive Adapter Coprocessor Optional Bits 8 15 32 Bit Memory Channel 32 Bit Processor Channel Adapter Slot Number a...

Page 227: ...wer Distribution Diagram Use the Power Distribution Diagram to identify the power connectors Power Supply Power Switch System Board Cooling Fan Diskette Drive 5 8 Service Manual Battery Fixed Disk Dri...

Page 228: ...gram Use the Internal Signal Cabling diagram to identify the signal connectors Diskette Drive C A A Position A C A _ 10 Fixed disk and Diskette Drive Adapter Slot 6 Fixed disk Drive Position C System...

Page 229: ...tion Parts Informa 5 10 e Manual Servlc...

Page 230: ...6080443 Screw power supply mounting 6 6298355 Cooling fan assembly 7 6298997 Shock mount retainer 8 6294696 Rubber bushing rack mounting 9 6294819 Washer rack mounting 10 6298395 Stud rack mounting 11...

Page 231: ...5 12 Manual ServIce...

Page 232: ...ocessor board with holder 20 6298223 Holder processor board 21 6298379 Cable fixed disk and diskette 22 6298410 Rack 23 6453886 Operator panel board 24 6299485 Keylock assembly 25 6299523 Spacer keylo...

Page 233: ...37 33 28 29 32 5 14 Service Manual...

Page 234: ...Cook County Illinois 30 6952311 Power cable Australia New Zealand 31 6952320 Power cable Europe 32 6952329 Power cable Denmark 33 6952347 Power cable South Africa 34 6952356 Power cable U K 35 695236...

Page 235: ...5 16 Service Manual...

Page 236: ...Section 6 System Memory Options System Memory 6 1...

Page 237: ...Chart 6 4 1MB Memory Expansion Option 6 5 Specifications 6 5 Removal and Replacement Procedures 6 5 Parts Information 6 6 2MB Memory Expansion Option 6 7 Specifications 6 7 Removal and Replacement Pro...

Page 238: ...ervice information for the system memory options These memory boards are directly addressed by the processor board See Section 9 Adapters for memory options that install in adapter slots 1 through 4 a...

Page 239: ...the chart below to determine the system memory options for slots C and D Total bytes of system Option Option memory In slot C In slot D 1 0M 1 0M none 2 0M 1 0M 1 0M 2 0M 2 0M none 3 0M 2 0M 1 0M 4 0...

Page 240: ...ecifications Slot positions Bytes of memory Memory type Removal and Replacement Procedures C D 1 0M bytes ECC Use the Processof Floating Point or System Memory Removal on page 4 14 procedure for remov...

Page 241: ...Parts Information 6 6 Service Manual Index Part Number Number Description 1 6848223 1MB Memory Expansion Option...

Page 242: ...ecifications Slot positions Bytes of memory Memory type Removal and Replacement Procedures C D 2 0M bytes ECC Use the Processor Floating Point or System Memory Removal on page 4 14 procedure for remov...

Page 243: ...Parts Information Manual 6 8 ServIce 1 H 80 Doa 0...

Page 244: ...Section 7 Diskette Drive Diskette Drive 7 1...

Page 245: ...ENTS About this Section 7 3 Personal Computer AT High Capacity Diskette Drive 7 4 Specifications 7 4 Removal and Replacement Procedures 7 4 Terminator Resistor 7 5 Parts Information 7 6 7 2 Service Ma...

Page 246: ...information about the diskette drive used in the IBM RT PC Model 10 The IBM RT PC Model 10 System Unit can only have one diskette drive installed The diskette drive is the Personal Computer AT High Ca...

Page 247: ...cifications Diskette type Total tracks Sectors per track Bytes per sector Tracks per inch Maximum number Adapter Removal and Replacement Procedures 5 25 inch double sided cobalt enhanced oxide coating...

Page 248: ...Resistor Use the diagram below to identify and install the terminator resistor Terminating Resistor Factory Set Jumpers III c J E J CJ CJ c J CJ c J CJ c J CJ c l 0 c J c J c J CJ Top View DO Diskette...

Page 249: ...nformation 7 6 Service Manual o In Use r L ____r Indicator a J I I Index Part Number Number Description 1 8286130 Personal Computer AT High Capacity Diskette Drive 6298379 Cable fixed disk and diskett...

Page 250: ...Section 8 Fixed Disk Drive Fixed Disk Drive 8 1...

Page 251: ...CONTENTS About this Section 8 3 Fixed Disk Drive Type R40 8 4 Specifications 8 4 Removal and Replacement Procedures 8 4 Terminator Resistor 8 5 Parts Information 8 6 8 2 Service Manual...

Page 252: ...provides information about the fixed disk drive used on the IBM RT PC Model 10 The system unit has only one fixed disk drive The fixed disk drive and diskette drive share a fixed disk and diskette dri...

Page 253: ...ld replaceable parts on this drive Specifications Disk Size Maximum number Adapter Removal and Replacement Procedures 5 25 inch fixed disk 1 Personal Computer AT Fixed Disk and Diskette Drive Adapter...

Page 254: ...esistor Use the diagram below to identify install or remove terminator resistor on the type R40 drive Set the drive selection jumper as shown Drive Selection Jumper Power Connector Ground Lug Fixed Di...

Page 255: ...Parts Information 8 6 Service Manual Front View Index Part Number Number Description 1 6299235 40MB Fixed Disk Drive 6298379 Cable fixed disk and diskette drive...

Page 256: ...Section 9 Adapters Adapters 9 1...

Page 257: ...13 Specifications 9 13 Removal and Replacement Procedures 9 13 Parts Information 9 14 Advanced Monochrome Graphics Display Adapter 9 15 Specifications 9 15 Removal and Replacement Procedures 9 15 Par...

Page 258: ...Specifications 9 30 Removal and Replacement Procedures 9 30 Jumper Module Settings 9 31 Parts Information 9 32 Streaming Tape Drive Adapter 9 33 Specifications 9 33 Removal and Replacement Procedures...

Page 259: ...s section contains detail information about adapters used by the IBM RT PC Model 10 Use the contents list on the preceding pages to find the information about your adapter The removal and replacement...

Page 260: ...improve the numerical capability of the coprocessor Specifications Slot position Interrupt level Maximum number Removal and Replacement Procedures 5 15 shared 1 Use the Adapter Removal on page 4 16 p...

Page 261: ...Parts Information 9 6 Service Manual Index Part Number Number Description 1 6299226 Personal Computer AT Coprocessor Option 2 8286127 Personal Computer AT Math Co Processor...

Page 262: ...110 channel to communicate with the Personal Computer AT Coprocessor Option or the 32 bit processor Specifications Slot positions 2 4 Maximum number 1 Removal and Replacement Procedures Use the Adapte...

Page 263: ...on Option installed in your system unit rn rnrnmmoornrnmooW billrn ffilJ mTIlDlIDDmrnmmill ill ill IJ 0 rummmillm rn illrn mmm mru ill illOJ fJl I Switch Bank 0 Switch Bank 1 Off ON C c 2 c 3 c JI4 c...

Page 264: ...Parts Information Index Part Number Number Description 1 8286115 AT 512 KB Memory Expansion Option 2 8286139 Module 128K bits 1 each Adapters 9 9...

Page 265: ...disk drives Specifications Slot position 110 addresses DMA channel Interrupt levels Maximum number Removal and Replacement Procedures 6 Diskette 03FO 03F7 Fixed disk 01FO 01F7 Diskette drive 2 Diskett...

Page 266: ...Jumper Settings f the adapter below to set the jumpers or Use the diagram JUMPER 1 JUMPER 2 Adapters 9 11...

Page 267: ...Parts Information JUMPER 1 DRIVE POSITION C SIGNAL CABLE DRIVE POSITION A SIGNAL CABLE 9 12 Service Manual...

Page 268: ...Computer Display Specifications Slot positions 110 addresses Memory addresses Interrupt level Maximum number Removal and Replacement Procedures 1 Display adapter 03BO 03BA Printer adapter 03BB 03BF Di...

Page 269: ...rts Information 9 14 Service Manual Display Connector Parallel Printer Connector Index Part Number Number Description 1 8529148 IBM Monochrome Display and Printer Adapter 8529214 Cable parallel printe...

Page 270: ...hics Display to the system unit Specifications Slot positions 110 addresses Memory addresses Interrupt level Maximum number Removal and Replacement Procedures 2 5 0160 016F DOOOOO DIFFFF 11 1 Use the...

Page 271: ...Parts Information 9 16 Service Manual Display Cable Connector Index Part Number Number Description 1 6299223 Advanced Monochrome Graphics Display Adapter...

Page 272: ...ding the Graphics Memory Expansion Card 64K bytes and Graphics Memory Expansion Kit 128K bytes to the adapter Specifications Slot positions 110 addresses Memory addresses BIOS addresses Interrupt leve...

Page 273: ...Swl Sw2 Sw3 Sw4 IBM Display Type On Off On Off Personal Computer Off Off On Off Personal Computer On On orr On Personal Computer Off On orr On Personal Computer On On On Off Enhanced Color orr On On O...

Page 274: ...tion 2 Light Pen Connector P2 Connector J 1 Display Connector Index Part Number Number Description 1 8654215 Enhanced Graphics Adapter 2 6323468 Graphics Memory Expansion Card 3 8654219 Module 1 each...

Page 275: ...t positions 110 addresses Interrupt levels Bit rates Bits per character Maximum number Removal and Replacement Procedures 2 5 Address range 1 1230 124F Address range 2 2230 224F Address range 3 3230 3...

Page 276: ...adapter Note Only one asynchronous adapter can use an address range Each asynchronous adapter can be set to any of the four address ranges Switch Bank Interrupt Level 9 10 11 Switch Bank 2 Address Ran...

Page 277: ...0 Pin IT 3 Connecton Index Part Number Number Description 1 6299224 4 Port Asynchronous RS232C Adapter 6298240 Modem Cable RS232C 10 Pin 6299332 Connector serial adapter 10 inch 6298525 Serial Printer...

Page 278: ...lot positions 110 addresses Interrupt levels Bit rates Bits per character Maximum number Removal and Replacement Procedures 2 5 Address range 1 1230 124F Address range 2 2230 224F Address range 3 3230...

Page 279: ...Only one asynchronous adapter can use an address range Each asynchronous adapter can be set to any of the four address ranges 9 24 Service Manual Switch Bank 1 Interrupt Level 9 10 11 Switch Bank 2 Ad...

Page 280: ...Parts Information 2 Four 6 Pin 3 Connectors 4 Index Part Number Number Description 1 6299225 4 Port Asynchronous RS422 Adapter 6298246 ASCII Terminal Cable RS422A Adapters 9 25...

Page 281: ...icate with the 32 bit processor and coprocessor Specifications Slot positions I O addresses Memory addresses DMA channel Interrupt levels Maximum number Removal and Replacement Procedures 1 5 0360 036...

Page 282: ...Settings The interrupt level is the only selection required Set all of the other jumpers as shown Use the diagram below to set the jumpers on the adapter Interrupt Level 3 Or Interrupt Level 9 Adapter...

Page 283: ...Parts Information 9 28 S erVlce Manual 12 cr J mlAI...

Page 284: ...inch wrench 30Dd attenuator labels A label kit assembly 5 8286176 PC Network 120 V ac transformer 6 8286177 PC Network 230 V ac transformer 7 Power cable see Section 5 8 8286178 Base expander 9 82861...

Page 285: ...l addresses Parallel addresses Interrupt levels Bit rates Bits per character Maximum number Removal and Replacement Procedures 1 5 Primary adapter 03F8 03FF Alternate adapter 02F8 02FF Primary adapter...

Page 286: ...e Settings Use the diagram below to set the jumper modules on your adapter Primary Module Position Serial Port Parallel Port Primary Module Position Alternate Module Position rn ill mrn rn mrn rn rn A...

Page 287: ...l Connector Index Part Number Number Description 1 8286147 Personal Computer AT Serial Parallel Adapter 8286194 Connector serial adapter 10 inch 6298963 Serial Printer Cable 9 Pin 8286170 Modem Cable...

Page 288: ...uses the 110 channel to communicate with the 32 bit processor and coprocessor Specifications Slot positions 110 addresses Interrupt level Maximum number Removal and Replacement Procedures 2 5 01E8 01...

Page 289: ...Parts Information 9 34 Service Manual Index Part Number Number Description 1 6299222 Streaming Tape Drive Adapter...

Page 290: ...ike an IBM 3278 or IBM 3279 Display Terminal Specifications Slot positions I O addresses Memory addresses Interrupt level Maximum number Removal and Replacement Procedures 1 5 02DO 02DA OCEOOO OCFFFF...

Page 291: ...Parts Information 9 36 Service Manual Option Retaining Bracket p Coaxial Cable Connector Index Part Number Number Description 1 8654378 3278 79 Emulation Adapter...

Page 292: ......

Page 293: ...Keyboard 10 4 Specifications 10 4 Removal Procedure 10 4 Replacement Procedure 10 4 Parts Information 10 5 Mouse 10 6 Specifications 10 6 Removal Procedure 10 6 Replacement Procedure 10 6 Parts Infor...

Page 294: ...About this Section This section contains information about the user input devices Use the contents list on the preceding page to find information about your input device User Input Devices 10 3...

Page 295: ...r of keys Connector Power U S 101 WT 102 6 Pin keyed From the system unit 1 Do the Rear Cover Removal on page 4 10 2 Pull the keyboard cable connector out from the keyboard connector on the system uni...

Page 296: ...ndex Part Number Number Description 1 6299238 Keyboard U S 1 6299315 Keyboard U K English 1 6299316 Keyboard French 1 6299317 Keyboard German 1 6299318 Keyboard Spanish 1 6299319 Keyboard Italian User...

Page 297: ...or the cleaning procedure Specifications Removal Procedure Number of buttons Connector Power 2 6 Pin keyed From the system unit 1 Do the Rear Cover Removal on page 4 10 2 Pull the mouse cable connecto...

Page 298: ...Parts Information Index Part Number Number Description 1 6299239 Mouse User Input Devices 10 7...

Page 299: ...10 8 Service Manual...

Page 300: ...Section 11 Displays Displays 11 1...

Page 301: ...erns 11 5 Parts Information 11 7 Advanced Monochrome Graphics Display 6153 11 9 Specifications 11 9 Removal and Replacement Procedures 11 9 Parts Information 11 10 Enhanced Color Display 5154 11 11 Sp...

Page 302: ...bout this Section This section contains information about the IBM Displays used by the IBM RT PC ModellO Use the contents list on the preceding page to find information about your display Displays 11...

Page 303: ...pecifications Input voltage Power frequency Adapters Removal and Replacement Procedures Low voltage 104 127 Vac High Voltage 180 259 V ac 48 62 Hz IBM Monochrome Display and Printer Adapter and IBM PC...

Page 304: ...rogram qr l T 0123456789 ABCDEFGH JKLMNOPQRSTUVWXYZ A_ abcdefgh k mnopqrstuvwxyz 6 U e a a a a e e e j l A A E oEfE 0 0 0 u u Y 60 c R f a 6 u n N Q 1 14 m I 1 4 I 11 9 I II l1 iJ IJ d I L L T F I lb...

Page 305: ...STUVWXYZ A_ abcdefghijklmnopqrstu 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuv OI23456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvw 0123456789 ABCDEFGHIJKLMNnPDRSTUVWXYZ _...

Page 306: ...ex Part Number Number Description 1 8529171 Display unit low voltage 1 8529209 Display unit high voltage 2 8529178 Contrast knob 3 8529177 Brightness knob For Restricted Availability Parts see the nex...

Page 307: ...9173 Signal cable 8529235 Transformer 120 V 8654206 Transformer 220 240 V 8529237 Control support 8529236 Transformer support 8529175 Fuse 0 75 Amp for 120 V 8654204 Fuse 0 50 Amp for 220 240 V 852923...

Page 308: ...est control When the Brightness and Raster Test control is turned fully clockwise to the raster test position the display screen is lighted Specifications Input voltage Power frequency Adapter Removal...

Page 309: ...Parts Inrormation 11 10 Service Manual Brightness and Raster Test Control Index Part Number Number Description 1 6299240 Display unit low voltage 1 6299241 Display unit high voltage...

Page 310: ...age Power frequency Modes Vertical sync pulse Adapter Removal and Replacement Procedures Low voltage 90 137 V ac High voltage 180 259 Vac 48 62 Hz Mode 1 16 color 15 75 kHz Mode 2 64 color 21 80 kHz M...

Page 311: ...itch on the system unit to Off 2 Set the power switch on the display to On 3 Turn the Brightness control fully clockwise 4 Adjust the Vertical Size 1 control counterclockwise until a black area appear...

Page 312: ...enhanced mode If needed see Section 9 2 Set the power switch on the system unit and display to On 3 Turn the Brightness control fully clockwise 4 Adjust the Vertical Size 2 control until the black are...

Page 313: ...d 9 l 0 qr 3 l T 0 23456789 ABCDEFGH JKLMNOPQRSTUVWXYZ A_ abcdefgh kIm n 0 P q r stu v w x y z 11 14 Service Manual U e a a a a c c e i l A A E cEJE a 0 0 u u Y 00 c Pt f a 6 U n 1 1 Q I 1 114 III I 1...

Page 314: ...PDRSTUVWXYZ A_ abcdefghijklmnopqrstu 0123456789 A8CDEFGHIJI LMNOPQRSTUVWXYZ A_ abcdefghijklmnopqrstuy 0123456789 ABCDEFGHIJI LMNOPQRSTUVWXYZ A_ abcdefghijklmnopqrstuyw 10123456789 ABCDEFGHIJI LMM1PORS...

Page 315: ...Parts InCormation 11 16 Service Manual 4...

Page 316: ...l kit Kit consists of back logo bottom cover warning labels five languages 3 6321056 Knob and cover cap kit Kit consists of onloff knob contrast knob brightness knob cover cap 2 rear knob 2 4 6323319...

Page 317: ...embly RGB cable and connector 6321055 Front control assembly 6321057 Power on indicator 6321058 Rear control panel assembly strain relief 6321059 Signal cable 6135903 Degaussing coil 6321064 Miscellan...

Page 318: ...Section 12 Tape Drive Tape Drive 12 1...

Page 319: ...CONTENTS About this Section 12 3 Streaming Tape Drive 6157 12 4 Specificafions 12 4 Removal and Replacement Procedures 12 4 Parts Information 12 5 12 2 Service Manual...

Page 320: ...About this Section This section contains information about the IBM tape drive used by the IBM RT PC Model 10 Tape Drive 12 3...

Page 321: ...s for the head cleaning procedure Specifications Tape cartridges Input voltage Maximum number Adapter Removal and Replacement Procedures 3M DC300XLP DEI 400442 DEI 400555 CIPHER 207340 001 or equivale...

Page 322: ...on 1 2 Index Part Number Number Description 1 6299237 Tape unit U S WT low voltage 1 6298375 Tape unit WT high voltage 2 Power cable see Section 5 For Restricted Availability Parts see the next page T...

Page 323: ...53921 WT power filter 6453922 WT signal cable 6453975 WT fan low voltage 6453923 WT fan high voltage 6453924 WT top cover 6453925 WT base 6453926 WT rear cover 6453927 WT front bezel 6453928 WT switch...

Page 324: ...used to service the IBM RT PC Model 10 The advanced diagnostic routines use wrap plugs to test the device adapters You are directed by the diagnostic program to install or remove the wrap plug The wr...

Page 325: ...A 2 Service Manual 4 Port Asynchronous RS232C Adapter Wrap Plug Part Number 6298966 4 Port Asynchronous RS422 Adapter Wrap Plug Part Number 6298967...

Page 326: ...Serial Port Wrap Plug 9 pin Part Number 6298965 Serial Port Cable Wrap Plug 25 pin Part Number 6298964 Tool Requirements A 3...

Page 327: ...module puller and gently lift one end and then the other to avoid bending the pins t Multimeter A 4 Service Manual Module Puller Part Number 9900764 A multimeter is used to measure resistance during...

Page 328: ...y Expansion Option 2MB Memory Expansion Option Floating point board Personal Computer AT Coprocessor Option AT 512 KB Memory Expansion Option I O memory error Check for non IBM memory Personal Compute...

Page 329: ...del 002 Enhanced Color Display model 003 Advanced Monochrome Graphics Display low voltage Advanced Monochrome Graphics Display high voltage Operator panel board High Capacity Diskette Drive 40MB Fixed...

Page 330: ...ror 00 or 04 POST Error 11 or 12 POST Error 23 Invalid display data Undetermined problem Obvious problem Cable fixed disk and diskette drive Cable PC Network 7 62m 25 foot Adapter cable Cable PC Netwo...

Page 331: ...B 4 Service Manual...

Page 332: ...rs occur during a specific time interval However the start of each character or block of characters can occur at any time during this interval Contrast with synchronous transmission Glossary BIOS Basi...

Page 333: ...diskette A thin flexible magnetic plate that is permanently sealed in a protective cover It can be used to store information copies from the disk or another diskette diskette drive A mechanism used to...

Page 334: ...o computer storage capacity 1 048 576 memory Storage on electronic chips Examples of memory are random access memory read only memory or registers See storage modem modulator demodulator A device that...

Page 335: ...ing units the arrangement of interconnections between the units and the adjustments needed for the computer to operate 2 The preparation of a computing system to perform a job or job step Setup is usu...

Page 336: ...one or other means 4 One or more blocks or messages For BSC and start stop devices a transmission is terminated by an EDT character 5 Synonymous with data transmission v Volt volt The basic practical...

Page 337: ...X 6 Service Manual...

Page 338: ...Adapter 9 23 adjustments Enhanced Color Display 11 12 Advanced Monochrome Graphics Display 11 9 Advanced Monochrome Graphics Display Adapter 9 15 AT 512 KB Memory Expansion Option 9 7 Index base syst...

Page 339: ...an fixed disk drive type R40 8 4 fixed disk utilities 2 12 floating point board 5 5 Graphics Memory Expansion Card 9 17 Graphics Memory Expansion Kit 9 17 X 8 Service Manual handling static sensitive...

Page 340: ...Monochrome Graphics Display Adapter 9 16 AT 512 KB Memory Expansion Option 9 9 base system unit 5 11 battery 5 11 cables 5 12 cooling fan 5 11 diskette drive 7 6 Enhanced Color Display 11 16 Enhanced...

Page 341: ...board 5 5 removals adapters 4 16 attached device 4 20 battery 4 22 cooling fan assembly 4 36 diskette drive 4 24 fixed disk drive 4 28 floating point board 4 14 keyboard 10 4 x to Service Manual keylo...

Page 342: ...loating point board 5 5 internal cables 4 6 internal signal cabling diagram 5 9 locations 4 4 memory options 6 4 operator panel 4 6 parts information 5 11 power distribution diagram 5 8 power supply 4...

Page 343: ...X 12 Service Manual...

Page 344: ...Notes...

Page 345: ...Notes...

Page 346: ...acronyms understandable Y N Is the table of contents helpful Y N Are the examples clear Y N Is the index complete Y N Are examples provided where they are needed Y N Are the chapter titles and other h...

Page 347: ...I I le DeDI v lUI A II I r w rl FIRST CLASS PERMIT NO 40 ARMONK NEW YORK POSTAGE WILL BE PAID BY ADDRESSEE International Business Machines Corporation Department 997 Building 998 11400 Burnet Rd Austi...

Page 348: ...ducts IBM may use and distribute any of the information you supply in any way it believes appropriate without incurring any obligation whatever You may of course continue to use the information you su...

Page 349: ...V I IIAII FIRST CLASS PERMIT NO 40 ARMONK NEW YORK POSTAGE WILL BE PAID BY ADDRESSEE International Business Machines Corporation Department 997 Building 998 11400 Burnet Rd Austin Texas 78758 aldelS l...

Page 350: ......

Page 351: ...IBM Corp 1985 All rights reserved International Business Machines Corporation Department 997 Building 998 11400 Burnet Rd Austin Texas 78758 Printed in the United States of America 59X9319 _...