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Summary of Contents for DRIVE TWO PLUS 1500

Page 1: ...wer cords Racore Diskette Drive Signal Cable Racore Software Diskette and Documentation If Model 1501 DMA floppy Controller Board and Cable If any item is missing or damaged notify place of purchase I...

Page 2: ...talled and used properly in strict accordance with the operating instructions it may cause interference to radio and television reception It has been tested and complies with the limits for a Class B...

Page 3: ...aler service representative for additional suggestions The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment It is the responsibil...

Page 4: ...s personnel are available to assist with difficulties that may arise during installa tion of your system In order for us to handk your call in a prompt and efficient manner we request that you make th...

Page 5: ...ion Installation before you start this installation If you have additional peripheral equipment that attach to the side bus on your PCjr you may have to alter address locations please consult the addr...

Page 6: ...oling to take place before removing the cover 5 Insert a flat blade screwdriver into the slots between the top cover and case Gently twist to lift cover 6 Remove the top cover by lifting it up and awa...

Page 7: ...IBM PCjr diskette drive signal cable from the diskette drive and the diskette drive adapter Diskette Drive Adapter 8 Connect the Racore diskette drive signal cable to the diskette drive Be sure to ali...

Page 8: ...es 10 Drive Two Plus 7 correctly Place the Racore Drive Two Plus Top Assem bly on the IBM PCjr Pass the 2 remaining ends of the Racme diskette drive signal cable through the hole behind the diskette d...

Page 9: ...to align the guide correctly Dllkette Drive 12 Turn your IBM PCjr so the right side is toward you Remove the option attachment cover Note It may be necessary to gently pry the cover off by inserting...

Page 10: ...reful not to bend or break the pins on the PCjr I O connector Do Not Force The Side Assembly Into Place Connectclr 14 Install and tighten the four mounting screws until they are snug but do not overti...

Page 11: ...ore Side Assembly Be sure to align the pins and holes correctly Plug the Side Assembly power cable into the connector on the Racore Side Assembly Be sure to align the pins and holes correctly The conn...

Page 12: ...her Press down on the rear of the top of cover until it snaps into place 19 Remove the shipping protector from the diskette drive 20 Plug the IBM PCjr and the Racore Drive Two Plus power cords into wa...

Page 13: ...er for removal Diskette Drive System Connector IBM Diskette Drive System Slot 22 Remove the IBM PCjr Diskette Drive Adap ter and attached IBM Diskette Drive Signal Cable from your PCjr by gently lifti...

Page 14: ...may already be connected to the Racore Diskette Drive Adapter Diskette Drive Signal Cable Connect to Drive II Plus Diskette Drive Conne ct to IBM PCjr Diskelte Drive 10 Conductor Signal Cable 24 Plug...

Page 15: ...the 10 Conductor Cable is plugged into the adapter Be sure however to align the pins and holes correctly Racore DMA Diskette Drive S gnal Cable Racore DMA 10 Conduclor Signal Ca ble 26 Before placing...

Page 16: ...les through the hole behind the diskette drive of the Top Assembly Slide the Top Assembly forward Press down on the rear of the Top Assembly until it snaps into place Plug the Racore DMA diskette sign...

Page 17: ...Side Assembly into place Be careful not to bend or break the pins on the PC r I O Connector Do Not Force The Side Assembly Into Place 30 Secure the four mounting scr ews until they are S 1Ug but DO NO...

Page 18: ...le should snap into place 33 Replace the top cover by placing it on the Drive Two Plus 17 Racore Top Assembly Slide it forward until the top cover and front of the Racore Top Assembly fit together Pre...

Page 19: ...date is 1 01 1980 Enter new date 4 Press ENTER Key twice You will see this on your screen 5 Type DISKCOPY A B Press ENTER You will see this on your screen Insert source diskette in drive A Insert targ...

Page 20: ...er Y N 10 Remove your Racore Software Diskette from drive A 11 Insert your DOS working diskette in drive A 12 Type N You will see this on your screen A 13 Verify that you have Racore copy in Drive B a...

Page 21: ...me 16 Enter the current time HH MM Press ENTER You will see this on your screen A 17 Type COPY B POWDCLK2 EXE Press ENTER You will see this on your screen A Your Clock Calendar Is Now Permanently Set...

Page 22: ...EC BAT Press ENTER 20 You will see this on your screen or Type i New File End offile Press ENTER You will see this on your screen I 21 Type PCVIDMA2 Press ENTER You will see this on your screen 2 22 T...

Page 23: ...Is Now Installed On Your DOS Working Diskette 25 Type COPY B JRVIDMA2 SYS Press ENTER You will see this on your screen A This file is now installed on your DOS working disk 26 Type EDLIN CONFIG SYS P...

Page 24: ...al mode CONFIG SYS file is now installed on your DOS working disk 31 Depress CTRL ALT DEL keys You will see this on your screen A PCVIDMA2 A POWDCLK2 A A Your Racore software is now installed on your...

Page 25: ...DOS files and the software files you wish to use Unless you instruct your PCjr differently the last 16K of your internal 128K of memory is used for the video buffer See fig I If you add additionall m...

Page 26: ...t should be easy to follow Your PCjr is actually more powerful than a PC in the area of graphics capabilities However if you want to utilize these expanded graphics features in the PCjr mode your vide...

Page 27: ...PCjr s 128K compatible mode 005 Video Avai lable I o 24k 128k B Definitions of options We have now defined 4 modes of memory utilization available to you in the PCjr mode if you add addi tional memory...

Page 28: ...eing able to operate as a PCjr in the jr position switch outward Since PC software does not utilize enhanced graphics there is no need for a 32K video buffer option The only options you have in PC mod...

Page 29: ...ing software specifically designed for the PCjr follow the direl tions included with the software to determine how to install Normal Enhanced or Compatible device drivers and operate in PCjr mode Driv...

Page 30: ...c page 12K 90K All tc t modc 160 x 200 16 color 120 x 2004 color MO 2002 color 120 200 10 color MO x 200 4 color I 12K page 2 10K page All text modc Ii O x 200 10 color 120 x 2004 color MO x 200 2 col...

Page 31: ...the memory disk such as DIR COPY ERASE CHKDSK etc and all applications will access programs and files from the memory disk merely by prefixing the file name with the drive ID of C Of course since the...

Page 32: ...es of memory are available because of DOS and the PCjr video buffer Y m ML ST install the Expanded memory device driver to take advantage of any expanded memory JRVIDMA2 SYS must be installed ahead or...

Page 33: ...ee this on your screen End of input file 4 Type 2i Press ENTER You will see this on your screen 2 5 Type DEVICE MDSKDMA2 SYS 88 Press ENTER You will see this on your screen j 6 Depress the CTRL key wh...

Page 34: ...I And when using JRVIDMA2 you may use expanded memory if available Use this mode when running PCjr programs When the switch is pointed toward the computer inward the computer is in the PC mode In this...

Page 35: ...e Two Plus contains 2 files used to operate the Racore Clock Calendar POWDCLK2 EXE and SETDCLK2 EXE POWDCLK2 The Disk Operating System DOS for your PCjr uses the DOS system clock for various system op...

Page 36: ...Y is a two digit number from 80 to 99 the 19 is assumed or a four digit number from 1980 to 2099 representing year If you enter an invalid date or delimiter on your screen you will see Invalid date En...

Page 37: ...as printer device LPT2 by changing the base I 0 address from Hex 378 to Hex 278 see Address Considerations section of this manual Printer Cable The configuration of the Racore Parallel Printer Port i...

Page 38: ...t ions If no contentions exist there is no need to change the addressing of the Racore Drive Two Plus however if another addon device uses addresses that the Racore Drive Two also uses you must change...

Page 39: ...rs are toward you Insert a flat blade screwdriver into the slots between the front and back covers and pry the two apart Remove the printed circuit board from the plastic case 1 0 Base Memory Base Add...

Page 40: ...adecimal I O Address Memory Base Address CCOOO Hexadecimal As shipped the base 110 address of the Racore Drive Two Plus is at hexadecimal address 378 You may change the base address to I of 2 differen...

Page 41: ...es the use of all Racore Drive Two Plus software commands These commands use the same format notation as the IBM PC DOS commands If you have questions abc ut the proper synltax please refer to the DOS...

Page 42: ...This command enables the PCjr to operate with DMA in JR MODE Some programs written specifically for the PCjr do not allow for DMA operation To keep the machine completely compatible with these progra...

Page 43: ...h and in addition will allow 320X200 16 color and 640X200 4 color graphics modes C This parameter is called the Compatible mode This mode provides a 96K video buffer The graphic modes are the same as...

Page 44: ...The actual maximum is determined by the amount of free user memory The default is 64K This device driver may be inserted more than once in the CONFIG SYS file and will create a Memory Disk for each t...

Page 45: ...and causes the head to be pOSitioned at the special place on the disk where it will be less susceptible to damage Prior to transportaion of the Hard Drive fiter the park command and then turn the powe...

Page 46: ...application programs will load above this Racore recommends using this command when ever you operate in the PC MODE Note If you attempt to load a program from disk and notice that the screen is being...

Page 47: ...command will read the current time and date from the battery powered clock in the Racore Side Assembly and set the DOS clock with this information This will allow DOS to correctly date stamp all file...

Page 48: ...ften there are suggestions helpful instructions or even new software programs created that are not documented in the manual because of the time required to re publish the manual The File READ ME is us...

Page 49: ...representing the current day YY is a two digit number from 80 to 99 the 19 is assumed or a 4 digit number from 1980 to 2099 representing the current year If the current date as displayed by the prompt...

Page 50: ...by DOS Device Drivers and the Video Buffer This will then cause all application programs to load above this reserved area of memory and will allow the program to execute faster This command only func...

Page 51: ...Date Explanation SETDCLK2 An invalid date or delimiter was entered The only valid delimiter in a date entry is a hyphen Action Re enter valid date Invalid Time Explanation SETDCLK2 An invalid time or...

Page 52: ...the problem persists contact place of purchase for service information RACORE PRINTER NOT PROPERLY INSTALLED Explanatiolll Racore Parallel Printer Port Drivers The Racore Parallel Printer Port was no...

Page 53: ...yping prior to full system boot Reset the system and try again Error c Cartridge slot error remove or reseat any installed cartritdges and try again Error F ROM Error generally this is caused by a def...

Page 54: ...of the two cables soldered to the Printed Circuit Board The correct DC Voltages are 5VDC 12VDC GND SERVICE REPAIR RETlJRNS All return items require a RETURN AUTHORIZATION NUMBER RA This number is obta...

Page 55: ...MEMORY EXPANSION This memory board plugs inside the Drive Two expansion chassis anC allows the expansion of your PCjr memory up to the 640K menory limit Now that you have the Drive Two this is by far...

Page 56: ...his audio amp and speaker It mounts inside your PCjr and provides excellent sound Order Model 3100 RACOREINTERNALFAN Your Racore product is guaranteed to operate in all normal nvironments without the...

Page 57: ...member that this only affects machines that will be using the DMA You will find the added convenience and increased speed of the DMA option will justify the 5 min utes needed to correct those machines...

Page 58: ...locate pins A14 and B12 on the side 1 0 expansion port If the continuity checker indicates a closed circuit or if the OHM meter indicates less than 100 Ohms between these two pins your PCjr has a prob...

Page 59: ...f neither of the above options is available to you and you don t feel up to repairing the problem yourself as out lined in section 2D you may contact Racore about a repair Unfortunately since the prob...

Page 60: ...small peice of metal con necting the two indicated circuits Also check for a small peice of metal on the plastic support in the case that is located directly below the connector indicated in the drawi...

Page 61: ...press and implied warranties for this product including the warranties of merchantability and fitness for a particular purpose are limited in duration to a period of one year from the date of original...

Page 62: ...to use this product with other Memory Expansion Boards especial ly the section about the Memory Configuration Jumper or you could cause damage to your system IBM IBM pc and IBM PCjr are registered tra...

Page 63: ...our PCjr see Racorl Drive Two 10MB Fixed Disk or Racon Drive Two Plus installation instructions 2 Plug the Racore Memory Expansion Board and Extender Card connectors together so that the Extender Card...

Page 64: ...d should be held in place a its oU er edge via two plastic flanges fig 2 Snap the Racore Extender Card into place fig 2 256 512KB Memory J j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j j...

Page 65: ...ips into these sockets Note that your new chips will have an orientation mark on top either a semi circular etching a white dot or a color bar Whatever orientation mark your chips have make sure that...

Page 66: ...otal of 640KB of Memory 1 the jumper is moved to Position I your PCjr will not be able to a cess the Top 128KB of Memory on the Racore Memory Board 1 his will allow you to set the Configuration Option...

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