Sony RM-883, Operating Instructions Manual

Page 1: ...MODEL COMMANDER DEST CHASSIS NO KV B14PD1 RM 883 India SCC K67M A SERVICE MANUAL MODEL COMMANDER DEST CHASSIS NO TRINITRON COLOR TV BG 1S D CHASSIS ...

Page 2: ...LISHED BY SONY Power requirements 110 240 V AC 50 60 Hz Power consumption W Indicated on the rear of the TV Television system B G Color system PAL PAL 60 NTSC 4 43 NTSC 3 58 AV IN Channel coverage VHF E2 to E12 UHF E21 to E69 CATV S01 to S03 S1 to S41 Audio output speaker 3W 3W Inputs Antenna 75 ohms VIDEO IN jacks phono jacks Video 1 Vp p 75 ohms Audio 500 mVrms high impedance Outputs Headphone j...

Page 3: ... SELF DIAGNOSIS FUNCTION 17 5 CIRCUIT ADJUSTMENTS 5 1 Adjustments with Commander 18 5 2 Adjustment Method 19 5 3 A Board Adjustment after IC003 Memory Replacement 22 5 4 Picture Distortion Adjustment 22 Section Title Page Section Title Page 6 DIAGRAMS 6 1 Block Diagram 23 6 2 Circuit Boards Location 25 6 3 Schematic Diagrams and Printed Wiring Boards 25 1 Schematic Diagram of A Board 29 2 Schemati...

Page 4: ...ECTION 1 GENERAL The operating instructions mentioned here are partial abstracts from the Operating Instructions Manual The page numbers of the Operating Instruction Manual remain as in the manual 2 3 AUTO PROGR AUTO PROGR ...

Page 5: ...DIO to video and audio outputs Signal flow to antenna output VCR to antenna socket Getting Started 5 Connecting audio video equipment using MONITOR OUT jacks to antenna output or MONITOR OUT Rear of TV When recording through the MONITOR OUT jacks If you change the channel or video input while recording with a VCR the channel or video input you are recording also will be changed to antenna socket A...

Page 6: ... 1 Press MANUAL PROGR 2 Press PROGR on the remote commander until the required program position appears on the screen 3 Press VOLUME until the required channel picture appears on the screen 4 Press MANUAL PROGR Disabling program positions using the buttons on the TV By disabling unused or unwanted program positions you can skip those positions when you press PROGR on the remote commander 1 Press P...

Page 7: ... SELECT until the screen appears as follows 2 Press or to select Note You can also use SELECT and VOLUME on the TV to select the on screen display language Setting the Wake Up Timer You can set the TV to automatically turn on as you have programmed 1 Press WAKE UP INDEX repeatedly to set the timer The on screen display appears and the WAKE UP indicator on the TV lights up 2 If you want a particula...

Page 8: ...becomes normal If the picture color is abnormal when receiving programs through the video input jack Change the COLOR SYSTEM setting or adjust the COLOR level in the on screen display until the color becomes normal Note Normally set COLOR SYSTEM to AUTO SELECT PICTURE COLOR BRIGHT HUE SHARPNESS Operative for NTSC signal only MANUAL PROGR COLOR SYSTEM R SELECT TV SYSTEM AUTO PROGR Front of TV Opera...

Page 9: ...e power cord connection Check the standby mode Good picture No sound Press VOLUME Press MUTING TV cabinet creaks Even if the picture or the sound is normal changes in the room temperature sometimes make the TV cabinet expand or contract making a noise This does not indicate a malfunction Note on the remote commander The supplied remote commander is used on several models of the TV If you do not fi...

Page 10: ... screw BVTP 3 16 1 Two screws BVTP 4 16 2 2 SERVICE POSITION A board 2 3 REPLACEMENT OF CONTROL BUTTON For replacement of the Control Button cut the welded portions from it exchange with the new part and fix it with screws BVTP 2 Two screws BVTP3 12 1 Control button 2 Control button 1 Cut 1 Cut ...

Page 11: ...e cap can be removed by turning up the rubber cap and pulling it up in the direction of the arrow c HOW TO HANDLE AN ANODE CAP 1 Do not damage the surface of anode caps with sharp shaped objects 2 Do not press the rubber too hard so as not to damage the inside of anode caps A metal fitting called the shatter hook terminal is built into the rubber 3 Do not turn the foot of rubber over too hard The ...

Page 12: ...r and adjust with the purity control so that the green is at the center and the blue and the red take up equally sized areas on each side See Figures 3 1 through 3 3 4 Move the deflection yoke forward and adjust so that the entire screen is green See Figure 3 1 5 Switch the raster signal to blue then to red and verify the condition 6 When the position of the deflection yoke has been decided fasten...

Page 13: ...hat the red green and blue dots are on top of each other at the center of the screen 3 If the BMC Magnet cannot bring the red green and blue dots together at the center of the screen adjust the horizontal convergence with the BMC Magnet and the V STAT Magnet in the manner given below In this case the BMC Magnet and the V STAT Magnet influence each other 4 Tilt the V STAT Magnet and adjust the stat...

Page 14: ...Dynamic Convergence Adjustment Preparation Before starting this adjustment adjust the horizontal static convergence and the vertical static convergence 1 Slightly loosen the deflection yoke screws 2 Remove the deflection yoke spacer R G B R G B R G B R G B R G B R G B 3 Move the deflection yoke as shown in the figure below and optimize the convergence 4 Tighten the deflection yoke screws 5 Install...

Page 15: ... TV mode c METHOD OF WRITE FOR MEMORY 1 Set to Service Mode 2 Press 1 UP and 4 DOWN select an item of adjustments 3 Press MUTING button indicate and it will indicate WRITE on screen 4 Press 0 button to write into memory d MEMORY WRITE CONFIRMATION METHOD 1 After adjustment pull out the plug from AC outlet and then plug into AC outlet again 2 Turn the power switch ON and set to Service Mode 3 Call ...

Page 16: ...cathode to the oscilloscope 4 Adjust G2 RV701 volume to the value below 0 V 165 2 V 2 WHITE BALANCE ADJUSTMENTS 1 Set to Service Mode 2 Input an entire white signal 3 Set the PICTURE to maximum 4 Select RDR 09 with 1 and 4 and then set the level to 25 with 3 and 6 5 Select GDR 0A and BDR 0B with 1 and 4 and adjust the level with 3 and 6 for the best white balance 6 Write into the memory by pressin...

Page 17: ...ber of times Flickering is operated by lighting the LED s for 60ss each time The flickering frequency responding to each failed device is shown below All the devices are checked one after another from the left of the table If an error is found the responding LED will start flickering So if more than 1 device have failed only the one on the left side will flicker Device Flickering Frequency NONVOLA...

Page 18: ...ites 0 Executes the writing 7 0 All the data becomes the values in memory 8 0 All user control goes to the standard state 5 0 Service data initialization Be sure not to use usually 2 0 Write 50Hz adjustment data to 60Hz or viceversa The screen display is SERVICE Mode 08 Data RGB 50 Depends on the signals PAL SECAM 50 NTSC 60 1000 0000 Adjustment item 00 Item number SELECT p PIC MODE p SOUND MODE V...

Page 19: ...UTING button The display changes to WRITE 5 Execute the writing with the 0 button The WRITE display returns to green SERVICE Use the same method for Items Number 00 33 Use 1 and 4 to select the adjustment item use 3 and 6 to adjust write with MUTING then execute the write with 0 WRITE WRITE GREEN 0C VSF 08 SERVICE 50 50 50 GREEN 0C VSF 08 Adjusted with 3 and 6 buttons Written with MUTING Write exe...

Page 20: ...TDA8375 16 PRD 00 01 00 OVER VOLTAGE INPUT TDA8375 17 COR 00 01 00 NOISE CORING PEAK TDA8375 18 PMX 00 3F 2B PICTURE MAX DATA TDA8375 19 PMI 00 3F 04 PICTURE MIN DATA TDA8375 1A SBR 00 7F 4B SUB BRIGHTNESS TDA8375 1B SHU 00 0F 07 SUB HUE TDA8375 1C SSH 00 03 01 TV 01 VIDEO 02 SUB SHARPNESS TDA8375 1D SC1 00 3F 1F 50 26 60 20 SUB COLOR LOWER TDA8375 1E SC2 00 3F 0D 50 00 60 0D SUB COLOR HIGHER TDA8...

Page 21: ...11 DL TV MIX Mode 0 Interlace 1 Non interlace TEXT Mode 0 Non interlace 1 Interlace 2A ABL Bright ABL ON OFF ON 1 OFF 0 31 OP0 32 OP1 33 OP2 Input data are different according to models AV INPUT 00 NO MODEL 01 MONO CXA1315 10 11 STEREO TDA8424 TV System 00 Multi model 01 B G 11 B G NTSC Chin No 31 OP0 Input data are different according to models Item KV B14PD1 Tilt 0 Reseved 0 Arabic 0 Auto Progra...

Page 22: ...ER IC003 MEMORY REPLACEMENT 1 Enter to Service Mode 2 Press commander buttons 5 and 0 Data Initialize and 2 and 0 Data Copy to initialize the data 3 Call each item number and check if the respective screen shows the normal picture In case some items are not well adjusted give them fine adjustment Write the data for each item number MUTING 0 4 Select item numbers 31 OP0 32 OP1 and 33 OP2 and set th...

Page 23: ...2 05 PICTURE TUBE A34JBU70X 9 4 365 808 21 SCREW 5 TAPPING 10 4 046 600 11 SPACER DY 11 8 451 418 21 DEFLECTION YOKE Y14NDA2 12 1 452 277 00 MAGNET BMC 13 A 1331 803 A C BOARD COMPLETE 14 4 369 318 71 SPRING TENSION 15 1 426 145 13 COIL DEGAUSSING 16 4 051 494 01 COVER REAR 17 4 049 416 11 BLIND SHEET REF NO PART NO DESCRIPTION REMARK REF NO PART NO DESCRIPTION REMARK 18 4 049 130 21 CLAMP CODE 19...

Page 24: ...0 001MF 10 50V C055 1 126 935 11 ELECT 470MF 20 16V C056 1 102 074 00 CERAMIC 0 001MF 10 50V C057 1 102 852 91 CERAMIC 47PF 5 50V C058 1 102 973 00 CERAMIC 100PF 5 50V C059 1 102 973 00 CERAMIC 100PF 5 50V C060 1 102 074 00 CERAMIC 0 001MF 10 50V C061 1 125 800 51 ELECT 2 2MF 20 63V C072 1 126 935 11 ELECT 470MF 20 16V C074 1 102 110 00 CERAMIC 220PF 10 50V C101 1 101 003 00 CERAMIC 0 0047MF 50V C...

Page 25: ... 161 830 00 CERAMIC 0 0047MF 99 500V C607 1 161 830 00 CERAMIC 0 0047MF 99 500V C608 1 104 332 11 CERAMIC 470PF 10 2KV C609 1 124 347 00 ELECT 100MF 20 160V C610 1 126 943 11 ELECT 2200MF 20 25V C611 1 164 497 51 CERAMIC 470PF 10 400V C612 1 102 228 00 CERAMIC 470PF 10 500V C613 1 102 824 00 CERAMIC 470PF 5 50V C614 1 126 943 11 ELECT 2200MF 20 25V C616 1 102 228 00 CERAMIC 470PF 10 500V C618 1 10...

Page 26: ...5 D513 8 719 109 84 DIODE RD5 1ESB1 D551 8 719 908 03 DIODE GP08D D561 8 719 911 19 DIODE 1SS119 25 D591 8 719 911 19 DIODE 1SS119 25 D601 8 719 510 53 DIODE D4SB60L D604 8 719 301 64 DIODE RU4DS D605 8 719 510 73 DIODE S3L20UF4 D606 8 719 510 73 DIODE S3L20UF4 D607 8 719 510 26 DIODE D1NL20 D609 8 719 510 26 DIODE D1NL20 D610 8 719 510 26 DIODE D1NL20 D611 8 719 510 26 DIODE D1NL20 D801 8 719 945...

Page 27: ...9 401 11 CARBON 47 5 1 4W R013 1 220 958 81 METAL 1K 5 1 2W R015 1 220 958 81 METAL 1K 5 1 2W R016 1 220 958 81 METAL 1K 5 1 2W R017 1 220 961 81 METAL 2 2K 5 1 2W R018 1 249 409 11 CARBON 220 5 1 4W R019 1 247 883 00 CARBON 150K 5 1 4W R021 1 247 847 31 CARBON 4 7K 5 1 4W R026 1 220 961 81 METAL 2 2K 5 1 2W R027 1 247 847 31 CARBON 4 7K 5 1 4W R028 1 247 807 31 CARBON 100 5 1 4W R029 1 247 847 31...

Page 28: ...1 249 407 11 CARBON 150 5 1 4W R521 1 249 417 11 CARBON 1K 5 1 4W R555 1 247 855 31 CARBON 10K 5 1 4W R556 1 249 417 11 CARBON 1K 5 1 4W R557 1 249 420 11 CARBON 1 8K 5 1 4W R561 1 247 839 31 CARBON 2 2K 5 1 4W R562 1 249 418 11 CARBON 1 2K 5 1 4W F R563 1 260 126 11 CARBON 180K 5 1 2W R564 1 249 438 11 CARBON 56K 5 1 4W R565 1 249 438 11 CARBON 56K 5 1 4W R566 1 247 847 31 CARBON 4 7K 5 1 4W R569...

Page 29: ... METAL 1K 5 1 2W R1249 1 247 823 31 CARBON 470 5 1 4W R1250 1 247 901 11 CARBON 820K 5 1 4W R1251 1 247 901 11 CARBON 820K 5 1 4W R1252 1 220 961 81 METAL 2 2K 5 1 2W R1253 1 249 418 11 CARBON 1 2K 5 1 4W R1255 1 247 855 31 CARBON 10K 5 1 4W R1513 1 247 855 31 CARBON 10K 5 1 4W R1514 1 247 847 31 CARBON 4 7K 5 1 4W R1515 1 247 807 31 CARBON 100 5 1 4W SWITCH S601 1 571 433 31 SWITCH PUSH AC POWER ...

Page 30: ...ON 220 5 1 4W F R719 1 247 807 31 CARBON 100 5 1 4W R720 1 216 346 00 METAL OXIDE 0 56 5 1W F R722 1 215 411 00 METAL 390 1 1 4W R725 1 249 409 11 CARBON 220 5 1 4W F R726 1 215 479 00 METAL 270K 1 1 4W R727 1 215 487 00 METAL 560K 1 1 4W R728 1 215 479 00 METAL 270K 1 1 4W R730 1 247 807 31 CARBON 100 5 1 4W R731 1 249 409 11 CARBON 220 5 1 4W F R732 1 215 411 00 METAL 390 1 1 4W R733 1 249 397 1...