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Maintenance and Service Guide

7-7

To replace the power fuse, follow these steps:

CAUTION

Be sure that the fuse clips fit tightly to ensure

a good electrical connection.

1. Put the fuse in the fuse holder.
2. Position the fuse holder in the casing, and

press until you feel the fuse holder snap
into place (Figure 7-7).

Figure 7-7. Replacing the Power Fuse.

Содержание Deskpro 386 - Desktop PC

Страница 1: ...COMPAQ DESKPRO 386 Personal Computer MAINTENANCE AND SERVICE GUIDE ...

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Страница 3: ... PORTABLE 386 COMPAQ DESKPRO 386s COMPAQ DESKPRO 386 25 COMPAQ DESKPRO 386 20e and COMPAQ SLT 286 are trademarks of Compaq Computer Corporation The software described in this guide is furnished under a license agreement of nondisclosure The software may be used or copied only in accordance with the terms of the agreement Microsoft MS and MS DOS are trademarks of Microsoft Corporation MS OS 2 is a ...

Страница 4: ... radio and television reception This equipment has been certified to comply with the limits for a Class B computing device pursuant to Subpart J of Part 15 of FCC Rules which are designed to provide reasonable protection against such interference If this occurs the user will be required to take whatever measures may be necessary to eliminate the interfer ence In attempting to do so the user should...

Страница 5: ...WIRE TYPE Multipaired overall shielded Belden 98XX Alpha 54XX or equivalent CONNECTOR HOOD RFI EMI metal shield AMP 74517X X or equivalent It is important that the chassis ground of any peripheral device be connected to the computer chassis An Alpha 1221 flat braided strap is sufficient This strap is not necessary if the shielded cable connects the two chassis ...

Страница 6: ...erence when servicing the COMPAQ DESKPRO 386 Personal Computer All troubleshooting and repair procedures are detailed to allow subassem bly module level repair only CAUTION Because of the complexity of the individual boards and subassemblies Compaq Computer Corporation strongly recommends that you do not attempt to make field repairs at the component level ...

Страница 7: ... during the Power On Self Test procedure Chapter 3 SETUP PROGRAM describes the purpose and function of the SETUP program including explanations about when you must run the SETUP program and when the system prompts you to run the SETUP program Chapter 4 ADVANCED DIAGNOSTICS PROGRAM describes the use and function of the COMPAQ ADVANCED DIAGNOSTICS program and provides a detailed description of the v...

Страница 8: ...ESKPRO 386 Personal Computer Chapter 7 REMOVAL AND REPLACEMENT PROCEDURES describes how to remove and replace subassemblies for the COMPAQ DESKPRO 386 Personal Computer Chapter 8 JUMPER SETTINGS AND SWITCH SETTINGS provides de tailed information for setting jumpers and switches on the COMPAQ DESKPRO 386 Personal Computer ...

Страница 9: ...hillips screwdriver COMPAQ Personal Computer ADVANCED DIAGNOSTICS Diskette Version 5 XX part no 108137 Formatted scratch diskette s 25 pin printer loopback plug part no 100755 001 9 pin serial loopback plug part no 102999 001 80387 coprocessor removal tool part no 108492 001 Optional tools are Memory chip insertion tool Memory chip removal tool ...

Страница 10: ...d II MS DOS BASIC VERSION 3 1 REFERENCE GUIDE MS DOS BASIC VERSION 3 2 REFERENCE GUIDE MS DOS BASIC VERSION 3 3 REFERENCE GUIDE Service Advisories Service Bulletins HOW TO DO BUSINESS WITH COMPAQ SERVICE COMPAQ ENHANCED COLOR GRAPHICS BOARD OPERATIONS AND INSTALLATION GUIDE COMPAQ ENHANCED COLOR GRAPHICS BOARD TECHNICAL REFERENCE GUIDE COMPAQ VIDEO GRAPHICS CONTROLLER BOARD TECHNICAL REFERENCE GUI...

Страница 11: ...OMPAQ VIDEO GRAPHICS MONOCHROME MONITOR 1 8 1 9 360 KBYTE 5 INCH DISKETTE DRIVE 1 10 1 10 1 2 MEGABYTE 5 INCH DISKETTE DRIVE 1 12 1 11 1 44 MEGABYTE 3 INCH DISKETTE DRIVE 1 12 1 12 40 MEGABYTE FIXED DISK DRIVE 1 13 1 13 70 MEGABYTE FIXED DISK DRIVE 1 14 1 14 130 MEGABYTE FIXED DISK DRIVE 1 15 1 15 40 MEGABYTE FIXED DISK DRIVE BACKUP TAPE 1 16 1 16 135 MEGABYTE FIXED DISK DRIVE BACKUP TAPE 1 17 1 1...

Страница 12: ...TUP PROGRAM 3 1 WHEN TO RUN SETUP 3 1 3 2 HOW TO RUN SETUP 3 2 Chapter 4 ADVANCED DIAGNOSTICS PROGRAM 4 1 PRELIMINARY STEPS 4 1 4 2 MAIN MENU 4 2 4 3 ADVANCED DIAGNOSTICS PROGRAM 4 4 4 4 TEST SELECTION MENU 4 5 Chapter 5 ERROR MESSAGES AND CODES 5 1 INTRODUCTION 5 1 5 2 POWER ON SELF TEST ERROR MESSAGES 5 1 5 3 ADVANCED DIAGNOSTICS ERROR CODES 5 4 5 4 MEMORY ERROR CODES 5 31 5 5 EXTDISK MESSAGES 5...

Страница 13: ...ENT PROCEDURES 7 1 INTRODUCTION 7 1 7 2 MONITOR 7 2 7 3 KEYBOARD 7 5 7 4 POWER FUSE 7 6 7 5 PRELIMINARY STEPS TO INTERNAL REMOVAL AND REPLACEMENT PROCEDURES 7 8 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION 7 9 7 7 POWER SUPPLY 7 12 7 8 BATTERY 7 15 7 9 SECURITY LOCK 7 18 7 10 EXPANSION BOARD S 7 19 7 11 80287 COPROCESSOR 7 23 7 12 MEMORY EXPANSION BOARD S 7 24 7 13 MEMORY CHIP S 7 26 7 14 SPEA...

Страница 14: ... EXPANSION BOARD 8 8 8 5 1 TO 2 MEGABYTE AND 4 TO 8 MEGABYTE 32 BIT MEMORY EXPANSION BOARD 8 10 8 6 ESDI FIXED DISK DRIVE CONTROLLER BOARD 8 12 8 7 MULTIPURPOSE FIXED DISK DRIVE CONTROLLER BOARDS 8 14 8 8 FIXED DISK DRIVE CONTROLLER BOARD 8 18 8 9 HOST ADAPTER BOARD 8 20 8 10 COMPAQ ENHANCED COLOR GRAPHICS BOARD 8 22 8 11 VIDEO DISPLAY CONTROLLER BOARD 8 28 8 12 COMPAQ VIDEO GRAPHICS CONTROLLER BO...

Страница 15: ...xiii Chapter 9 MASS STORAGE CONFIGURATIONS 9 1 THEORY OF OPERATION 9 1 9 2 SYSTEM CONFIGURATION 9 2 9 3 SETTING UP THE EXTERNAL FIXED DISK DRIVE EXPANSION UNIT 9 6 Appendix A INDEX A 1 ...

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Страница 17: ...s 6 15 6 4 COMPAQ Enhanced Keyboard 6 16 6 5 84 Key Keyboard 6 17 6 6 COMPAQ Dual Mode Monitor Assembly 6 18 6 7 COMPAQ Color Monitor 6 19 6 8 COMPAQ Video Graphics Color Monitor 6 20 6 9 COMPAQ Video Graphics Monochrome Monitor 6 21 7 1 COMPAQ Dual Mode Monitor Installed 7 2 7 2 COMPAQ Color Monitor Installed 7 3 7 3 COMPAQ Video Graphics Color Monitor Installed 7 3 7 4 COMPAQ Video Graphics Mono...

Страница 18: ...Removing the Security Lock Interior View 7 18 7 19 Location of the Reinforcement Bracket 7 19 7 20 Location of the RF Shield 7 20 7 21 Location of the Cable Cover 7 20 7 22 Removing the ESDI Fixed Disk Drive Controller Board Signal Cables 7 21 7 23 Removing the Multipurpose Fixed Disk Drive Controller Board Signal Cables 7 21 7 24 Removing the Fixed Disk Drive Controller Board Signal Cables 7 22 7...

Страница 19: ... 7 40 Disconnecting Cables from Mass Storage Device B or C 7 37 7 41 Removing a Mass Storage Device from Position C 7 37 7 42 Location of the Power Cable Connectors Battery Connector Monitor Power Connector and Power Supply Connector on the COMPAQ DESKPRO 386 System Board Version 1 assy no 000401 7 40 7 43 Location of the Power Cable Connector Battery Connector Monitor Power Connector and Power Su...

Страница 20: ...8 Megabyte 32 Bit Memory Expansion Board assy no 000459 8 10 8 6 Jumper 101 Setting on the 1 to 2 Megabyte assy no 000450 or 4 to 8 Megabyte assy no 000459 32 Bit Memory Expansion Board 8 11 8 7 ESDI Fixed Disk Drive Controller Board assy no WD1005WAH 8 12 8 8 Multipurpose Fixed Disk Drive Controller Board assy no 000336 001 or 021 8 14 8 9 Multipurpose Fixed Disk Drive Controller Board assy no 00...

Страница 21: ... for the Video Display Controller Board assy no 000160 8 29 8 17 Jumper Locations for the Video Display Controller Board assy no 000345 8 29 8 18 Jumper Locations for the Video Display Controller Board assy no 000525 8 30 8 19 Jumper Locations on the COMPAQ Video Graphics Controller Board assy 109360 8 31 8 20 Asynchronous Communications Parallel Printer Board assy no 000570 8 32 ...

Страница 22: ...cs Monochrome Monitor 6 21 7 1 Configurations of Mass Storage Devices 7 33 7 2 Power Cable Connections for Drive Positions A and D 7 36 7 3 Power Cable Connections for Drive Positions B and C 7 38 8 1 System Board assy no 000401 Switch Settings 8 3 8 2 Locations for the Processor Coprocessor and System ROM on the System Board assy no 000401 8 3 8 3 System Board assy no 000558 Switch Settings 8 5 8...

Страница 23: ...ettings for the Fixed Disk Drive Controller Board assy no WD1002WAH 8 19 8 13 Switch Settings for the Host Adapter Board 8 21 8 14 SW1 Settings for the COMPAQ Enhanced Color Graphics Board as the Only or Primary Video Display Controller Board 8 24 8 15 SW1 Settings for the COMPAQ Enhanced Color Graphics Board as the Secondary Video Display Controller Board 8 25 8 16 SW2 Settings for the COMPAQ Enh...

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Страница 25: ...ROME MONITOR 1 8 1 9 360 KBYTE 5 INCH DISKETTE DRIVE 1 10 1 10 1 2 MEGABYTE 5 INCH DISKETTE DRIVE 1 10 1 11 1 44 MEGABYTE 3 INCH DISKETTE DRIVE 1 12 1 12 40 MEGABYTE FIXED DISK DRIVE 1 13 1 13 70 MEGABYTE FIXED DISK DRIVE 1 14 1 14 130 MEGABYTE FIXED DISK DRIVE 1 15 1 15 40 MEGABYTE FIXED DISK DRIVE BACKUP TAPE 1 16 1 16 135 MEGABYTE FIXED DISK DRIVE BACKUP TAPE 1 17 1 17 300 600 MEGABYTE FIXED DI...

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Страница 27: ...raphics Color Monitor COMPAQ Video Graphics Monochrome Monitor 360 Kbyte Diskette Drive 1 2 Megabyte Diskette Drive 3 Inch 1 44 Megabyte Diskette Drive 40 Megabyte Fixed Disk Drive 70 Megabyte Fixed Disk Drive 130 Megabyte Fixed Disk Drive 40 Megabyte Fixed Disk Drive Backup Tape 135 Megabyte Fixed Disk Drive Backup Tape 300 600 Megabyte Fixed Disk Drive Expansion Unit 300 Megabyte Fixed Disk Driv...

Страница 28: ... or more than 80 noncondensing Not less than 5 or more than 90 noncondensing Power Requirements Nominal Line Voltage North American International Range Line Voltage North American International Line Frequency North American International Wattage Current North American International 120 VAC 60 Hz 230 VAC 50 Hz 102 to 132 VAC 204 to 264 VAC 47 to 63 Hz 47 to 63 Hz 192 watts steady state 5 A fuse rat...

Страница 29: ...0 cm extended 5 pin circular DIN type connector located on the system side shell provides chassis ground 6 pin SDL type connector located on the keyboard side shell provides chassis ground 1 4 84 KEY KEYBOARD Dimensions Height Depth Width 1 40 in 3 8 cm 7 06 in 17 8 cm 18 25 in 46 3 cm Weight 3 5 lb 1 6 kg Power Volts Current 5 VDC 200 mA maximum 80 mA nominal Number of Keys 84 Cable Length Interf...

Страница 30: ...aracters by 25 lines Etched screen surface to reduce glare Signal Cable Length Interface 29 in 73 7 cm Shielded 9 pin subminiature male D type connector Power Cable Type Length Gauge Interface 2 conductor with braided shield 29 in 73 7 cm 20 AWG Shielded 3 pin circular male DIN type connector Power Volts Current 12 VDC nominal 2 A maximum 1 5 A nominal Environmental Requirements Temperature Operat...

Страница 31: ...ignal Cable Length Interface 58 5 in 150 2 5 cm Shielded 9 pin subminiature male D type connector Power Cable Type Length Interface North American only 2 conductor with ground 40 in 1 m NEMA 5 15P parallel blade plug Power Requirements Volts North American International Wattage 120 VAC 60 Hz 220 to 240 VAC 50 to 60 Hz 100 watts Environmental Requirements Temperature Operating Nonoperating Humidity...

Страница 32: ...lution 720 pixel 400 line text resolution Up to 256 colors out of a 262 144 color palette Dot pitch 0 31 mm 70 Hz vertical scan rate 60 Hz for 640 x 480 mode 14 in 35 56 cm diagonal screen Antiglare screen Tilt swivel integral Tilt 5 down 15 up Swivel 90 Signal Cable Length Interface 72 in 1 8 m Analog 15 pin video connector Power Cable Length attached North American International Length detachabl...

Страница 33: ... VAC 50 Hz 2A 1A 125 watts Environmental Requirements Temperature Operating Nonoperating Humidity Operating Nonoperating Altitude Operating Nonoperating 50 F to 104 F 10 C to 40 C 32 F to 140 F 0 C to 60 C 10 to 90 noncondensing 10 to 95 noncondensing Sea level to 12 000 ft 3658 m Sea level to 40 000 ft 12 192 m Reduced operating temperature above 7 000 ft ...

Страница 34: ...GA compatible graphics resolution 640 pixel 350 line EGA compatible graphics resolution 320 pixel 200 line CGA compatible graphics resolution 720 pixel 400 line text resolution Up to 64 shades of gray 70 Hz vertical scan rate 60 Hz 640 480 mode 12 in 30 48 cm diagonal screen Antiglare screen Tilt swivel stand included Tilt 5 down 15 up Swivel 90 Signal Cable Length Interface 72 in 1 8 m Analog 15 ...

Страница 35: ...onfiguration NA IEC 320 CEE 22 Power Requirements Volts North American International Amperes North American International Wattage 120 VAC 60 Hz 220 to 240 VAC 50 Hz 0 8 A 0 4 A 96 watts Environmental Requirements Temperature Operating Nonoperating Humidity Operating Nonoperating Altitude Operating Nonoperating 50 F to 104 F 10 C to 40 C 32 F to 140 F 0 C to 60 C 10 to 90 noncondensing 10 to 95 non...

Страница 36: ...25 in 21 0 cm 5 75 in 14 6 cm allow 0 375 in 0 94 cm for installing rails Weight 3 2 lb 1 4 kg Data Transfer Rate 250 Kbits per second Media Tracks per inch Tracks per side 5 inch dual density double sided diskette 48 40 Average Access Time 80 ms Rotational Speed 300 RPM 1 5 Motor Start Time 500 ms Sectors per Track 9 Bytes per Sector 512 ...

Страница 37: ...sfer Rate 300 500 Kbits per second Media Tracks per inch Number of tracks Tracks per inch Number of tracks 5 inch 1 2 megabyte dual density double sided diskette 96 1 2 megabyte drive mode 80 1 2 megabyte drive mode 48 360 Kbyte drive mode 40 360 Kbyte drive mode Average Access Time 79 ms Rotational Speed 360 RPM Motor Start Time 500 ms Sectors per Track 15 1 2 megabyte drive mode 9 360 Kbyte driv...

Страница 38: ...in 15 5 cm Weight 1 75 lb 0 79 kg Data Transfer Rate 250 500 Media Tracks per inch Number of tracks 3 inch 1 44 megabyte double sided diskette Dual density 720 Kbyte mode High density 1 44 megabyte mode 135 160 Average Access Time 80 ms Rotational Speed 300 RPM Motor Start Time 400 ms Sectors per Track 9 720 Kbyte mode 18 1 44 megabyte mode Bytes per Sector 512 ...

Страница 39: ...ght Depth Width 1 6 in 4 1 cm 8 8 in 22 4 cm 5 8 in 14 6 cm allow 0 375 in 0 94 cm for installing rails Weight 4 2 lb 1 9 kg Drive Type used in SETUP program 17 Number of Data Heads 5 Number of Cylinders 980 Average Access Time Less than 30 ms Data Transfer Rate 5 megabits per second ...

Страница 40: ...sions Height Depth Width 3 38 in 8 6 cm 8 00 in 20 3 cm 5 87 in 14 9 cm allow 0 375 in 0 94 cm for installing rails Weight 7 5 lb 3 4 kg Drive Type used in SETUP program 12 Number of Data Heads 9 Number of Cylinders 925 Average Access Time Less than 30 ms Data Transfer Rate 5 megabits per second ...

Страница 41: ...of Data Heads 8 Number of Cylinders 966 Average Access Time Less than 25 ms Data Transfer Rate 10 megabits per second Sectors per track 17 Type 25 34 Type 35 Interleave 1 12 or 3 13 1 MS DOS 3 1 or earlier supports drive type 25 only Use drive type 25 if the application software supports only 17 sectors per track 2 When used with ESDI Fixed Disk Drive Controller Board assy no WD1007AWAH 3 When use...

Страница 42: ...0 77 kg Media DC 2000 streaming cartridge manufactured by the 3M Corporation or equivalent DC 1000 read only streaming cartridge manufactured by the 3M Corporation or equivalent Tape Speed Read write Rewind fast forward 50 in per second 70 in per second Tape End to End Positioning Time Read write Forward reverse 49 seconds 35 seconds Track Density 83 TPI Number of Tracks 20 Blocks Track 124 Data S...

Страница 43: ...rails Weight 2 4 lb 1 1 kg Media DC 600XTD streaming cartridge manufactured by the 3M Corporation or equivalent Tape Speed Read write Rewind fast forward 72 in per second 90 in per second Tape End to End Positioning Time Read write Forward reverse 100 seconds 80 seconds Track Density 76 TPI Number of Tracks 18 Bytes Blocks 512 ECC Percentage 6 67 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 44: ... less than 5 or more than 90 noncondensing Controller 1 1 interleave Buffered ESDI External Fixed Disk Drive Controller Board installs in one 8 16 bit expansion slot in the system unit Interface Board Internal ESDI interface board supports one or two 300 Megabyte Fixed Disk Drives LED Indicator Green Power Requirements Nominal Line Voltage Range Line Voltage Range Line Frequency Power Steady State...

Страница 45: ...ling rails Weight 8 0 lb 3 6 kg Drive Type used in SETUP program 38 Number of Data Heads 16 Number of Cylinders 612 Average Access Time Less than 20 ms Data Transfer Rate 10 megabits per second Sectors per Track 63 Interleave 1 1 Power Volts Current Wattage Volts Current Wattage 12 VDC steady 1 49 Amperes 7 51 watts 5 VDC steady 0 778 Amperes 3 92 watts Addendum 108431 001 11 88 to Manual No 10803...

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Страница 47: ...CONTENTS Chapter 2 POWER ON SELF TEST POST PROBLEM ISOLATION 2 1 INTRODUCTION 2 1 2 2 POWER ON SELF TEST POST 2 1 2 3 PRELIMINARY STEPS TO PROBLEM ISOLATION 2 2 2 4 PROBLEM ISOLATION FLOWCHART 2 2 ...

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Страница 49: ...n every COMPAQ personal computer system when you turn on the system These tests are called Power On Self Tests POST POST checks the following subassemblies to see if the computer system is functioning properly Power supply System board Memory Keyboard Controller boards Turning on the computer automatically activates POST If POST finds an error in the system error codes in the form of beeps are hea...

Страница 50: ...ck plugs and terminating plugs for complete testing 4 Insert the ADVANCED DIAGNOSTICS diskette into Drive A 5 Turn on the system unit See Chapter 4 ADVANCED DIAGNOSTICS PROGRAM for descriptions of the diagnostics tests 2 4 PROBLEM ISOLATION FLOWCHART The problem isolation flowchart provides a quick reference for identifying and correcting possible error conditions that may occur during POST It giv...

Страница 51: ...Maintenance and Service Guide 2 3 Complete Preliminary Steps Turn AC power switch ON Did the cursor appear on the monitor To B Page 2 5 To A Page 2 4 No Yes ...

Страница 52: ... 4 Chapter 2 Power On Self Test Post Problem Isolation Adjust brightness knob and restart Did the cursor appear on the monitor To B Page 2 5 To C Page 2 6 No Yes Is the brightness knob turned up A No Yes ...

Страница 53: ...e Chapter 5 ERROR MESSAGES AND CODES Did you hear 1 or 2 short beeps To D Page 2 7 No Did an error code appear on the monitor B Proceed with diagnostics See Chapter 4 ADVANCED DIAGNOSTICS PROGRAM POST has completed successfully Yes No Yes ...

Страница 54: ...power fuse good Is the system LED lit C If replacing the power supply did not the system LED light Proceed to F Page 2 8 Replace the power supply assembly and restart Yes No Yes POST has completed successfully No Did the system LED light No To E Page 2 8 To E Page 2 8 ...

Страница 55: ...nnected Did you hear other audible error codes beeps D Replace the speaker and restart See Chapter 5 ERROR MESSAGES AND CODES Yes No Yes Check the speaker assembly connection No Make proper connection and restart If beeps are still not heard proceed to Page 2 8 ...

Страница 56: ... after each replacement and check for the appearance of the cursor and or first screen of the ADVANCED DIAGNOSTICS program Fuse Video Display Controller Board Video Display Monitor Unit System Board F F 1 Verify that all signal cables are connected 2 Replace the following devices in order Controller or Expansion Boards Storage or Video Devices System Board ...

Страница 57: ...CONTENTS Chapter 3 SETUP PROGRAM 3 1 WHEN TO RUN SETUP 3 1 3 2 HOW TO RUN SETUP 3 2 Addendum 108431 001 11 88 to Manual No 108033 003 ...

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Страница 59: ...hen the COMPAQ personal computer is used for the first time When the system configuration is changed When certain options are added to the system including Coprocessor Diskette drive Fixed disk drive Memory Internal Modem If the system board or battery is discon nected or replaced If a system configuration error is detected during POST In this situation the system prompts you to run SETUP so that ...

Страница 60: ...uter and monitor If the computer is already on reset the system The system runs POST counting and displaying the amount of memory and checking the various system components 4 Follow the instructions on the screen as the program sets the system configuration NOTE The F1 function key can be used anytime during SETUP to access HELP 5 When SETUP is complete select EXIT and reset the system Addendum 10...

Страница 61: ... 3 Run the SETUP Program 4 3 Clear Configuration and Run the SETUP Program 4 3 Display ROM Versions 4 3 4 3 ADVANCED DIAGNOSTICS PROGRAM 4 4 System Test Menu 4 4 Test Logging Utilities Menu 4 4 4 4 TEST SELECTION MENU 4 5 Processor 4 5 Memory 4 6 Keyboard 4 6 Parallel Interface 4 6 Continued Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 62: ...640 x 200 Standard Graphics 4 10 Lightpen 4 11 Display Memory Pages 4 11 Gray Scale Color 4 12 Noise 4 12 Enhanced Display Characteristics 4 13 640 x 200 Color Graphics 4 13 640 x 350 Color Graphics 4 14 Monochrome Text 4 15 640 x 350 Monochrome Graphics 4 15 640 x 480 Graphics 4 16 256 Color Mode 4 16 Monitor Alignment 4 17 Continued Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 63: ...oard 4 18 Asynchronous Communications Interface 4 18 Modem 4 19 Modem Internal Loopback 4 19 Auto Originate Mode 4 19 Auto Answer Mode 4 19 Modem External Termination 4 19 Modem Direct Connect 4 20 Fixed Disk Drive 4 20 Write Read Compare on Test Cylinder 4 20 Seek 4 20 Head Select 4 21 Error Detection and Correction 4 21 Run All the Above Tests 4 21 Read Verify 4 21 Continued Addendum 108431 001 ...

Страница 64: ...4 23 Change Interleave 4 23 Display Current Interleave 4 23 Fixed Disk Drive Backup Tape 4 24 Format Fixed Disk Drive Backup Cartridge for diagnostic use only 4 24 Fixed Disk Drive Backup 4 25 Fixed Disk Drive Backup Media 4 25 Enhanced Color Graphics 4 25 Video Graphics Controller 4 25 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 65: ... defective parts or assem blies Refer to Chapter 5 ERROR MESSAGES AND CODES for error descriptions and the procedures recommended for correcting the error condition 4 1 PRELIMINARY STEPS Before running the ADVANCED DIAGNOSTICS program complete the following steps 1 Turn off the computer 2 Disconnect any peripheral devices other than the keyboard and monitor Do not disconnect the printer if you wan...

Страница 66: ... installed If listed correctly enter Y yes and proceed to the main menu of AD VANCED DIAGNOSTICS If listed incorrectly enter N no and follow the instructions on the screen 4 2 MAIN MENU The main menu allows you to select one of the following Run the diagnostic tests Format a diskette for diagnostic use only Run the SETUP program Clear configuration and run the SETUP program Display ROM versions Th...

Страница 67: ... the SETUP Program This selection runs the SETUP program to enter all system information into the system configu ration memory For more information on the SETUP program refer to Chapter 3 SETUP PROGRAM Clear Configuration and Run the SETUP Program This selection clears the system configuration memory before invoking the SETUP program It may be used to return all configuration options to the defaul...

Страница 68: ...Utilities Menu Test Logging Utilities Menu This selection allows you to Log detected errors to a printer When this feature is turned ON all error messages are written to the printer Display the test log When selected it lists the devices tested the number of test passes completed and any errors encountered Print the test log When the test log is printed it lists the devices installed and how many ...

Страница 69: ...h test should be run at least once in the attended mode The diagnostic tests are Processor Memory Keyboard Parallel Interface Video Diskette Drive Monochrome Video Board Asynchronous Communications Interface Modem Communications Fixed Disk Drive Fixed Disk Drive Backup Tape Enhanced Color Graphics or Video Graphics Auxiliary Input Interface NOTE If error codes appear as you run the tests refer to ...

Страница 70: ...ndard printable characters if a printer is connected NOTE Before selecting this test be sure you know which device is set to LPT1 or LPT2 This is necessary to determine the applicability of any messages or error codes that may appear For more complete testing of the parallel interface attach a loopback plug Video Depending on the devices installed in the computer being tested you can run selected ...

Страница 71: ... Display X X X X X 320 x 200 Standard Graphics X X X X X 640 x 200 Standard Graphics X X X X Lightpen X X X Display Memory Pages X X X X X X Gray Scale Color X X X X Noise X X X X X X Enhanced Display Characteristics X X 640 x 200 Color Graphics X X X 640 x 350 Color Graphics X X X Monochrome Text X X X 640 x 350 Monochrome Graphics X X 640 x 480 Graphics X 256 Color Mode X Monitor Alignment X X X...

Страница 72: ...he Display Characteristics selection verifies the ability of the video display controller and moni tor to display certain attributes various intensi ties blinking and reverse video Character Set The Character Set selection verifies that the system can display all of the available character patterns 80 x 25 Display The 80 x 25 Display selection verifies that the system can operate in both the high ...

Страница 73: ... resolution charac ter display mode 8 x 8 character matrix appears similar to Screen 2 Screen 2 40 x 25 Display The 40 x 25 Display selection verifies that the system can operate in the 40 x 25 low resolution character display mode 8 x 8 character matrix A display similar to Screen 3 appears on the monitor Screen 3 ...

Страница 74: ...on verifies that the system can operate in the 320 x 200 color graphics mode with color sets 0 and 1 A display similar to Screen 4 appears for the color sets Screen 4 640 x 200 Standard Graphics The 640 x 200 Standard Graphics selection verifies that the system can operate in the 640 x 200 monochrome graphics mode A display similar to Screen 5 appears Screen 5 ...

Страница 75: ...ection verifies that the lightpen is operating properly with the color monitor Display Memory Pages The Display Memory Pages selection verifies that the system can address all eight pages 0 through 7 of the memory on the video display controller A display similar to Screen 6 appears for the eighth page Screen 6 ...

Страница 76: ...the system can display as many as 16 shades of the gray scale and all 8 possible colors at 2 intensi ties for each A display similar to Screen 7 appears on the monitor Noise The Noise selection checks the amount of elec tronic noise generated from the video controller it also tests the ability of the controller to communicate with the system board Screen 7 ...

Страница 77: ... monitor to display certain attributes normal and high intensities blinking inverted video and shades of red blue green and gray A dis play similar to Screen 8 appears on the monitor Screen 8 640 x 200 Color Graphics The 640 x 200 Color Graphics selection verifies that the system can operate in the 640 x 200 color graphics mode displaying 16 different colors A display similar to Screen 9 appears o...

Страница 78: ...0 x 350 Color Graphics selection verifies that the system can operate in the 640 x 350 color graphics mode by displaying the first 16 of 64 possible colors then all 64 possible colors Displays of the first 16 colors appear similar to Screen 10 Screen 10 Displays of all 64 possible colors appear similar to Screen 11 Screen 11 ...

Страница 79: ...the monochrome text mode A display similar to Screen 12 appears on the monitor with the word monochrome blinking Screen 12 640 x 350 Monochrome Graphics The 640 x 350 Monochrome Graphics selection verifies that the system can operate in the 640 x 350 monochrome graphics mode A display similar to Screen 13 appears on the monitor with the word monochrome blinking Screen 13 ...

Страница 80: ...e 640 x 480 Graphics selection verifies that the system can operate in the 640 x 480 graphics mode A display similar to Screen 14 appears on the monitor Screen 14 256 Color Mode The 256 Color Mode selection verifies the differ ent shading of nine colors A display similar to Screen 15 appears on the monitor Screen 15 ...

Страница 81: ...stics To fully test a diskette drive use the highest capac ity media intended for the drive The diskette must not be write protected The following paragraphs describe these selec tions Write Read Compare The Write Read Compare selection verifies that the diskette drive subsystem writes reads and compares data patterns that the diskette drive controller properly resets and that the diskette drive c...

Страница 82: ...sing the operating system NOTE To fully test a diskette drive use the highest capacity media intended for the drive Monochrome Video Board For a description of this test see Video Tests described previously Asynchronous Communications Interface The Asynchronous Communications Interface test verifies interface data and control lines baud rate internal loopback control circuitry external loopback ci...

Страница 83: ...Auto Originate Mode The Auto Originate Mode selection verifies that the modem subassembly can dial a remote modem establish the transmission line carrier check the transmission line quality perform data transfer check bit error rate and disconnect the transmission carrier Auto Answer Mode The Auto Answer Mode selection verifies that the modem subassembly can receive an incoming dial up call establ...

Страница 84: ...the fixed disk drive controller and cables Depending on the computer configuration a Fixed Disk Drive Menu may appear The selections allow you to run any one or all of the tests on any physical drive The following selections are available Write Read Compare on Test Cylinder Seek Head Select Error Detection and Correction Run All the Above Tests Read Verify Format Menu The following paragraphs desc...

Страница 85: ...o run sequentially Read Verify The Read Verify selection verifies that the system can read each track of the fixed disk drive The program reads the entire disk and reports the number of unusable tracks if any Format Menu The Format Menu selection provides two format program options and two formatting features for special applications only The Format Menu allows you to run the following tests selec...

Страница 86: ... other unusable tracks NOTE The computer must be turned on for at least 20 minutes before formatting the fixed disk drive Also it is very important that this test be allowed to run to completion once started If the test does not run to completion bad track information may be lost When the Conditional Format completes without error repeat the Fixed Disk Drive test to verify that the fixed disk driv...

Страница 87: ...rite read compares on each track of the disk in search of more unusable tracks It formats tracks to be unusable when errors are found Change Interleave The Change Interleave selection permits you to change the interleave factor of the fixed disk drive You must run either the Conditional or Unconditional Format to enable the new inter leave factor CAUTION Changing the interleave factor can drastica...

Страница 88: ...e screen displays each track and block as it is checked The follow ing paragraphs describe these selections Format Fixed Disk Drive Backup Cartridge for diagnostic use only This selection formats a fixed disk drive backup tape cartridge for use during diagnostic testing This selection tests the format and servo write circuitry CAUTION This test will destroy stored data When prompted be sure to ins...

Страница 89: ...otion and seek circuitry drive indexing cir cuitry and drive write and read circuitry Fixed Disk Drive Backup Media The Fixed Disk Drive Backup Media selection verifies that the system can rewind the tape cartridge to the beginning of the tape BOT and the end of the tape EOT as well as write read and compare data to all blocks and tracks of the cartridge Enhanced Color Graphics For a description o...

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Страница 91: ...CONTENTS Chapter 5 ERROR MESSAGES AND CODES 5 1 INTRODUCTION 5 1 5 2 POWER ON SELF TEST ERROR MESSAGES 5 1 5 3 ADVANCED DIAGNOSTICS ERROR CODES 5 4 5 4 MEMORY ERROR CODES 5 31 5 5 EXTDISK MESSAGES 5 36 ...

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Страница 93: ...Maintenance and Service Guide 5 1 Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 94: ...5 2 Chapter 5 Error Messages and Codes Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 95: ...ocessor Detection Error None Coprocessor or switch setting problem 1 Check the switch settings 2 Replace the coprocessor 1780 Disk 0 Failure None Fixed disk drive format error Run ADVANCED DIAGNOSTICS 1781 Disk 1 Failure None Fixed disk drive format error Run ADVANCED DIAGNOSTICS 1782 Disk Controller Failure None Fixed disk drive controller error Run ADVANCED DIAGNOSTICS 1790 Disk 0 Error None Fix...

Страница 96: ...m After completing each step run the ADVANCED DIAGNOSTICS Program to verify whether the error condition has been corrected If the error code reappears perform the next step then run the ADVANCED DIAGNOSTICS Program Follow this procedure until the ADVANCED DIAGNOSTICS Program no longer detects an error condition The error codes are in the form of AYY XX or AAYY XX A or AA is the number that represe...

Страница 97: ...Maintenance and Service Guide 5 5 Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 98: ...5 6 Chapter 5 Error Messages and Codes Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 99: ...61 bit 7 not at zero 105 12 Port 61 bit 2 not at zero 105 13 No interrupt generated by failsafe timer 105 14 NMI not triggered by failsafe timer 106 01 Keyboard controller self test failed 107 01 CMOS RAM test failed 108 02 CMOS interrupt test failed 108 03 CMOS interrupt test CMOS not properly initialized 109 01 CMOS clock load data test failed 109 02 CMOS clock rollover test failed 109 03 CMOS c...

Страница 100: ...eed test unable to enter mixed mode 112 06 Speed test unable to enter fast mode 112 07 Speed test system error 112 08 Speed test unable to enter auto mode 112 09 Speed test unable to enter high mode 112 10 Speed test high mode out of range 112 11 Speed test auto mode out of range 112 12 Speed test variable speed mode inoperative 113 01 Protected mode test failed 114 01 Speaker test failed 1 Verify...

Страница 101: ...ROM map test 202 03 Failed RAM ROM protect test 203 01 Memory write read test failed Replace the memory board s and retest for error codes 203 xx through 205 xx 203 02 Error during saving program memory in write read test 203 03 Error during restore of program memory in write read test 204 01 Memory address test failed 204 02 Error during saving program memory in address test 204 03 Error during r...

Страница 102: ... present 211 xx Random pattern test 211 01 Test failed 211 02 Error while saving test block 211 03 Error while restoring test block 211 04 Insufficient memory to perform test 211 05 Inverted pattern compare but RAM was correct Keyboard Test 301 01 Keyboard short test 8042 self test failed The following steps apply to error codes 301 xx through 304 xx 1 Check the keyboard connection If disconnected...

Страница 103: ...stem board and retest 303 02 Keyboard LED test reset test failed 303 03 Keyboard LED test reset test failed 303 04 Keyboard LED test LED command test failed 303 05 Keyboard LED test LED command test failed 303 06 Keyboard LED test LED command test failed 303 07 Keyboard LED test LED command test failed 303 08 Keyboard LED test command byte restore test failed 303 09 Keyboard LED test LEDs failed t...

Страница 104: ...eck the switch settings and jumper positions on the multipurpose fixed disk controller board see Chapter 8 3 Replace the printer and or the printer cable and retest 4 Replace the multipurpose fixed disk drive controller board 5 Replace the system board and retest 402 01 Printer data register failed 402 02 Printer control register failed 402 03 Printer data and control register failed 402 04 Printe...

Страница 105: ...oard 5 Replace the system board and retest 402 14 Printer interrupt loopback and control register failed 402 15 Printer interrupt loopback data and control register failed 402 16 Printer unexpected interrupt received 403 01 Printer pattern test failed 498 00 Printer failed or not connected Video Display Unit Test 501 01 Video controller test failed The following steps apply to error codes 501 xx t...

Страница 106: ... mode color set 1 test failed 510 01 Video 640 200 mode test failed 511 01 Video screen memory page test failed 512 01 Video gray scale test failed 514 01 Video white screen test failed 516 01 Video noise pattern test failed 517 01 Lightpen text mode test failed no response The following steps apply for error codes 517 xx 1 Replace the lightpen and retest 2 Replace the video display controller boa...

Страница 107: ... xx Diskette ID media failed 606 xx Diskette speed test failed 607 xx Diskette wrap test failed 608 xx Diskette write protect test failed 608 xx Diskette write protect test failed 609 xx Diskette reset controller test failed 610 xx Diskette change line test failed 694 00 Pin 34 is not cut on 360 Kbyte diskette drive Refer to Service Bulletin 25 697 00 Diskette type error The following steps apply ...

Страница 108: ... board and retest 04 Previously exceeded maximum hard error limit 05 Failed to reset controller 06 Fatal error while reading 07 Fatal error while writing 08 Failed compare of write read buffers 09 Failed to format a track 10 Failed sector wrap test 20 Failed to get drive type 21 Failed to get change line status 22 Failed to clear change line status 23 Failed to set drive type in ID media 24 Failed...

Страница 109: ...etest 3 Replace the system board and retest 1101 02 Serial Port Test line input or UART fault 1101 03 Serial Port Test address line fault 1101 04 Serial Port Test data line fault 1101 05 Serial Port Test UART control signal failure 1101 06 Serial Port Test UART THRE bit failure 1101 07 Serial Port Test UART DATA READY bit failure 1101 08 Serial Port Test UART TX RX buffer failure 1101 09 Serial Po...

Страница 110: ...ailure 1109 02 Clock register rollover failure 1109 03 Clock reset failure 1109 04 Input line or clock failure 1109 05 Address line fault 1109 06 Data line fault Modem Communications Test 1201 xx Modem Internal Loopback Test The following steps apply to error codes 1201 xx through 1210 xx 1 Refer to the modem documentation for correct setup procedures 2 Check the modem line 3 Replace the modem and...

Страница 111: ...ailure 16 17 Modem ROM checksum failure Tone detection failure 1202 xx Modem Internal Test 01 Timed out waiting for SYNC local loopback mode 02 Timed out waiting for modem response limit local loopback mode 03 Exceeded data block retry limit local loopback made 11 Timed out waiting for SYNC analog loopback originate mode 12 Timed out waiting for modem response analog loopback originate mode 13 Exc...

Страница 112: ...Modem external TIP RING failure 02 Modem external DATA TIP RING failure 03 Modem line termination failure 1204 xx Modem Auto Originate Test 1205 xx Modem Auto Answer Test 01 Modem timed out waiting for SYNC 02 Modem timed out waiting for response 03 Modem exceeded data block retry limit 04 RCV exceeded carrier lost limit 05 XMIT exceeded carrier lost limit 06 Timed out waiting for dial tone 07 Dia...

Страница 113: ...heck the modem line 3 Replace the modem and retest 17 Tone detection failure 1210 xx Modem Direct Connect Test 01 Modem timed out waiting for SYNC 02 Modem timed out waiting for response 03 Modem exceeded data block retry limit 04 RCV exceeded carrier lost limit 05 XMIT exceeded carrier lost limit 06 Time out waiting for dial tone 07 Dial number string too long 08 Modem timed out waiting for remot...

Страница 114: ...d retest 5 Replace the fixed disk drive and retest 6 Replace the system board and retest 1701 xx Fixed disk format test failed 1702 xx Fixed disk read test failed 1703 xx Fixed disk write read compare test failed 1704 xx Fixed disk random seek test failed 1705 xx Fixed disk controller test failed 1706 xx Fixed disk drive ready test failed 1707 xx Fixed disk drive recalibrate test failed 1708 xx Fi...

Страница 115: ... Replace the controller board and retest 5 Replace the fixed disk drive and retest 6 Replace the system board and retest xx 01 Exceeded maximum soft error limit 02 Exceeded maximum hard error limit 03 Previously exceeded maximum soft error limit 04 Previously exceeded maximum hard error limit 05 Failed to reset controller 06 Fatal error while reading 07 Fatal error while writing 08 Failed compare ...

Страница 116: ...t 5 Replace the fixed disk drive and retest 6 Replace the system board and retest 45 Failed to get drive parameters from ROM 46 Invalid drive parameters found in ROM 47 Failed to park heads 48 Failed to move disk table to RAM 49 Failed to read media in file write test 50 Failed file I O write test 51 Failed file I O read test 52 Failed file I O compare test 53 Failed drive head register test 54 Fa...

Страница 117: ...disk drive signal and power cables and retest 4 Replace the controller board and retest 5 Replace the fixed disk drive and retest 6 Replace the system board and retest 61 Failed uncorrectable ECC error 62 Failed correctable ECC error 63 Failed soft error rate 65 Exceeded maximum bad sector per track 66 Failed initial drive parameter 67 Failed to write long 68 Failed to read long 69 Failed to read ...

Страница 118: ...ckup and retest 4 Replace the tape controller board 135 megabyte tape backup and retest 5 Replace the tape backup and retest 6 Replace the system board and retest 1901 xx Tape servo write failed 1902 xx Tape format failed 1903 xx Tape drive sensor test failed 1904 xx Tape BOT EOT test failed 1905 xx Tape read test failed 1906 xx Tape write read compare test failed 1907 xx Tape write protected test...

Страница 119: ...r board 135 megabyte tape backup and retest 5 Replace the tape backup and retest 6 Replace the system board and retest 12 Tape not servo written 13 Tape not formatted 14 Drive timeout error 15 Sensor error flag 16 Block locate block ID error 17 Soft error limit exceeded 18 Hard error limit exceeded 19 Write probably ID error 20 NEC fatal error 21 Got servo pulses second time but not first 22 Never...

Страница 120: ...egal command 34 No data detected 35 Power on reset occurred 36 Failed to set to flexformat mode 37 Failed to reset flexformat mode 38 Data mismatched on directory track 39 Data mismatched on track 0 40 Failed self test 91 Power lost during test Video Color Graphics VCG and Enhanced Color Graphics ECG Test 2402 01 Video memory test failed The following steps apply to error codes 2402 xx through 241...

Страница 121: ...ailed 2411 01 Video screen memory page test failed 2412 01 Video gray scale test failed 2414 01 Video white screen test failed 2416 01 Video noise pattern test failed 2417 01 Lightpen text mode test failed no response The following steps apply to error codes 2417 xx 1 Check the switch settings on the video board see Chapter 8 2 Replace the lightpen and retest 3 Replace the video board and retest 4...

Страница 122: ...deo board and retest 3 Replace the system board and retest 2418 02 EGC VCG shadow RAM test failed 2419 01 EGC VCG ROM checksum test failed 2420 01 EGC VCG attribute test failed 2421 01 EGC VCG 640 200 graphics mode test failed 2422 01 EGC VCG 640 350 16 color set test failed 2423 01 EGC VCG 640 350 64 color set test failed 2424 01 EGC VCG monochrome text mode test failed 2425 01 EGC VCG monochrome...

Страница 123: ... points to a specific memory address The physical location of the memory address depends on the number and type of memory boards installed and the type of memory device used The first one megabyte of RAM in the system is mapped into various areas of the system memory map The common configuration is that the first 640 Kbytes are the base memory The next 256 Kbytes are used by the COMPAQ Expanded Me...

Страница 124: ...e soldered memory or socketed memory and whether the board is the 32 bit system memory board the 1 to 2 megabyte 32 bit memory board or the 4 to 8 mega byte 32 bit memory board 0 or F soldered on the 32 bit system memory board 1 socketed on the 32 bit system memory board 2 soldered on the 1 to 2 megabyte 32 bit memory board 3 socketed on the 1 to 2 megabyte 32 bit memory board 2 thru 5 soldered on...

Страница 125: ...Maintenance and Service Guide 5 33 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 5 1 Memory Error Locations on the 32 Bit System Memory Board ...

Страница 126: ...5 34 Chapter 5 Error Messages and Codes Addendum 108431 001 11 88 to Manual No 108033 003 Figure 5 2 Memory Error Locations on the 1 to 2 Megabyte 32 Bit Memory Board ...

Страница 127: ...Maintenance and Service Guide 5 35 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 5 3 Memory Error Locations on the 4 to 8 Megabyte 32 Bit Memory Board ...

Страница 128: ...llowing list of messages may be issued while installing the EXTDISK utility The probable cause of each error message and the recommended action to take are also described NOTE For more information on installation and use of the 300 600 Megabyte Fixed Disk Drive Expansion Unit see Chapter 9 MASS STORAGE CONFIGURATIONS ...

Страница 129: ...ded into memory None EXTDISK Not Installed No drives were found on the secondary controller board 1 Be sure that a The hardware is connected correctly b EXTDISK is required the expansion unit is running on the secondary controller c SETUP was run d The fixed disk drive is format ted and partitioned correctly 2 Install the external fixed disk drive controller in the system unit and run SETUP or rem...

Страница 130: ......

Страница 131: ...S CATALOG 6 1 INTRODUCTION 6 1 6 2 SPARE PARTS LIST U S 6 2 6 3 SPARE PARTS LIST INTERNATIONAL 6 9 6 4 PARTS LIST 6 10 6 5 300 600 MEGABYTE FIXED DISK DRIVE EXPANSION UNIT PARTS LIST 6 21 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 132: ......

Страница 133: ...l Computer Each section contains a parts list which consists of Description The name of the particular part or parts kit Part Number The number to use when ordering parts from Compaq Computer Corporation When multiple parts have the same part number the parts are only available as part of a kit The number shown represents the part number of that kit Chapter 6 ILLUSTRATED PARTS CATALOG ...

Страница 134: ...101352 001 7 System Unit Bezel Assembly 108204 001 8 Drive Housing Assembly 108266 001 9 System Unit Cover 108205 001 10 Security Lock Assembly with Keys 105036 001 11 Security Lock Switch with Cable 106860 001 12 Security Lock Switch 102767 001 13 RF Shield 108264 001 Boards 14 System Board Version 1 108060 001 15 System Board with 80387 Coprocessor Socket Version 2 108407 001 16 Video Display Co...

Страница 135: ...Printer Board 106886 001 25 2400 Baud Internal Modem 113699 001 26 Tape Controller Board 135 Megabyte 113259 001 27 80287 8 Numeric Coprocessor 106558 001 28 80387 16 Numeric Coprocessor 108408 001 29 System ROM Qty 2 108283 001 30 Enhanced Color Graphics ROM 106686 001 Memory Boards 31 32 Bit System Memory Board 108059 001 32 1 to 2 Megabyte 32 Bit Memory Expansion Board 108082 001 33 4 to 8 Mega...

Страница 136: ...380 002 49 130 Megabyte Fixed Disk Drive Cables ESDI Set 108249 001 50 130 Megabyte Fixed Disk Drive Cable 34 Position 100625 005 51 130 Megabyte Fixed Disk Drive Cable 20 Position 100625 006 52 Fixed Disk Drive Cables Set 100641 002 53 Fixed Disk Drive Cable 34 Position 100625 003 54 Fixed Disk Drive Cable 20 Position 100625 004 55 40 Megabyte Fixed Disk Drive Cable Single 108086 001 56 40 Megaby...

Страница 137: ...439 001 68 Monitor Assembly Dual Mode Amber 101439 002 69 Monitor Assembly Video Graphics Color 109255 001 70 Monitor Assembly Video Graphics Monochrome 109254 001 71 Monitor Feet Documentation and Diskettes 72 MS DOS VERSION 3 3 REFERENCE GUIDE 106979 001 73 MS DOS VERSION 3 2 REFERENCE GUIDE 106650 001 74 MS DOS VERSION 3 1 REFERENCE GUIDE 105350 001 75 BASIC VERSION 3 3 REFERENCE GUIDE 106983 0...

Страница 138: ... 84 COMPAQ SERVICE QUICK REFERENCE GUIDE with covers Set of 5 106786 001 85 SY TOS TAPE OPERATING SYSTEM USERS GUIDE and Diskette 109141 001 86 ADVANCED DIAGNOSTICS Software 108137 002 87 USER PROGRAMS Kit 3 diskettes 108289 001 88 MS DOS Basic Version 3 1 Diskettes 105415 001 89 MS DOS Basic Version 3 2 Diskettes 106586 001 90 MS DOS Basic Version 3 3 Diskettes 109162 001 91 MS DOS Basic Version ...

Страница 139: ...9 Exchange Tag Form 105460 001 100 Upper Blank Drive Panel 101135 001 101 Lower Blank Drive Panel 101135 002 102 Keyboard Feet rubber 103 Brightness Knob 100105 001 104 Lithium Battery 102929 001 105 Cable Shield 106554 001 106 Blank I O Access Plate 101144 001 107 Desk Saver 101297 001 108 Diagnostics Test Cables and Plug 100767 001 Contained in the Miscellaneous Hardware Kit 102709 001 Continued...

Страница 140: ...n Mount Fastener Qty 5 Ty wrap Qty 100 PCB Card Guide Qty 5 Keyboard Feet Rubber Qty 10 Monitor Feet Cork Qty 5 Fuse AC line 2 Ampere Qty 10 Fuse AC line 3 Ampere Qty 10 Fuse AC line 4 Ampere Qty 10 Nut Hex Self Locking Qty 5 Screw 8 32 x 3 8 Qty 50 Screw 6 32 x 3 8 Qty 50 Screw 6 32 x 1 2 Qty 50 Screw 4 40 x 1 4 Qty 10 Screw 6 32 x 5 8 Qty 50 Screw 6 32 x 7 8 Qty 2 Insulator Qty 6 Security Lock S...

Страница 141: ...DI Gray 120333 001 5 COMPAQ Enhanced Keyboard Assembly U S ENGLISH 107673 001 U K ENGLISH 107674 001 GERMAN 107675 001 FRENCH 107676 001 ITALIAN 107677 001 SPANISH 120339 001 DANISH 107679 001 NORWEGIAN 107680 001 SWEDISH FINNISH 107681 001 SWISS 107682 001 6 1 2 Megabyte 5 Inch Diskette Drive Gray 120331 001 7 360 Kbyte 5 Inch Diskette Drive Gray 120329 001 8 1 44 Megabyte 3 Inch Diskette Drive G...

Страница 142: ...ics Color Monitor Northern Hemisphere 109337 001 14 Video Graphics Color Monitor Southern Hemisphere 109336 001 15 Video Graphics Monochrome Monitor 109335 001 16 Upper Blank Drive Panel 101135 003 17 Lower Blank Drive Panel 101135 004 All drive bezels and monitor plastics are international gray 6 4 PARTS LIST Table 6 3 System Unit Description Part Number 1 Security Lock Assembly with Keys 105036 ...

Страница 143: ...Maintenance and Service Guide 6 11 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 6 1 System Unit Exterior and Battery ...

Страница 144: ...y Assembly 108065 001 12 System Unit Chassis 108267 001 13 Reinforcement Brace 101352 001 14 RF Shield 108264 001 15 Keyboard Connector 108247 001 16 System Board Version 1 108060 001 17 System Board with 80387 Socket 108407 001 18 1 to 2 Megabyte 32 Bit Memory Expansion Board 108082 001 19 4 to 8 Megabyte 32 Bit Memory Expansion Board 108083 001 20 5 to 2 Megabyte 16 Bit Memory Expansion Board 10...

Страница 145: ...Maintenance and Service Guide 6 13 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 6 2 System Unit Interior with Memory Options ...

Страница 146: ... 34 2400 Baud Internal Modem 112693 001 35 COMPAQ Video Display Controller Board 101340 001 36 COMPAQ Video Graphics Controller Board 109253 001 37 Tape Controller Board 135 Megabyte 113259 001 38 Blank I O Access Plate 101144 001 39 135 Megabyte Fixed Disk Drive Backup Tape 113218 001 40 40 Megabyte Fixed Disk Drive Backup Tape 108081 001 41 Fixed Disk Drive Backup Tape Cartridge DC2000 108142 00...

Страница 147: ...Maintenance and Service Guide 6 15 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 6 3 System Unit Interior with Controller Boards and Mass Storage Options ...

Страница 148: ...o Manual No 108033 003 Table 6 4 COMPAQ Enhanced Keyboard Description Part Number 1 Keyboard Assembly with cable 108067 001 2 Keyboard Cable 108095 001 3 Keyboard Feet rubber Contained in Miscellaneous Hardware Kit part no 102709 001 Figure 6 4 COMPAQ Enhanced Keyboard ...

Страница 149: ...Maintenance and Service Guide 6 17 Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 150: ...6 18 Chapter 6 Illustrated Parts Catalog Addendum 108431 001 11 88 to Manual No 108033 003 page missing ...

Страница 151: ...d Service Guide 6 19 Addendum 108431 001 11 88 to Manual No 108033 003 Table 6 4 COMPAQ Video Graphics Color Monitor Description Part Number Monitor Assembly 109255 001 Figure 6 7 COMPAQ Video Graphics Color Monitor ...

Страница 152: ...ated Parts Catalog Addendum 108431 001 11 88 to Manual No 108033 003 Table 6 4 COMPAQ Video Graphics Monochrome Monitor Description Part Number Monitor Assembly 109254 001 Figure 6 8 COMPAQ Video Graphics Monochrome Monitor ...

Страница 153: ...ION UNIT PARTS LIST The Parts Kit contains the recommended parts available to an Authorized COMPAQ Computer Dealer for the EXPANSION UNIT NOTE Cables from Cable Kit 115812 001 and cables for other mass storage devices are not interchangeable Use only 115812 001 signal cables in the 300 600 Megabyte Fixed Disk Drive Expansion Unit ...

Страница 154: ...6 22 Chapter 6 Illustrated Parts Catalog Addendum 108431 001 11 88 to Manual No 108033 003 Figure 6 9 300 600 Megabyte Fixed Disk Drive Expansion Unit ...

Страница 155: ... Cable 115810 001 3 External Interlace Adapter 115838 001 4 Power Supply 108065 001 5 Power Cord 101155 001 6 300 MB Fixed Disk Drive 113219 001 7 Signal Cable 34 position 8 Signal Cable 20 position 9 Universal Drive Power Cable 101137 001 10 Expansion Unit Cover and Bezel U S 115804 001 International 115804 002 11 Kit LOGO 115836 001 Contained in the External Fixed Disk Drive Cable kit 115812 001...

Страница 156: ......

Страница 157: ...M UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES 7 8 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION 7 9 7 7 POWER SUPPLY 7 12 7 8 BATTERY 7 15 7 9 SECURITY LOCK 7 18 7 10 EXPANSION BOARD S 7 19 7 11 80287 COPROCESSOR 7 23 7 12 MEMORY EXPANSION BOARD S 7 24 7 13 MEMORY CHIP S 7 26 Continued Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 158: ...or D 7 34 Removal and Replacement Procedures for Drive Positions B or C 7 36 7 16 SYSTEM BOARD 7 39 7 17 INTEL 387 COPROCESSOR 7 45 7 18 LOST KEY 7 49 7 19 300 600 MEGABYTE FIXED DISK DRIVE EXPANSION UNIT 7 50 Fixed Disk Drive Unit 7 51 Power Supply 7 54 External Interface Adapter Board 7 55 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 159: ...ystem unit for the internal removal and replacement procedures System unit cover and internal configuration Power supply Battery Security lock Expansion board s 80287 coprocessor Memory expansion board s Memory chip s Speaker assembly and security lock switch Mass storage device s System board 80387 coprocessor Lost key 300 600 Megabyte Fixed Disk Drive Expansion Unit Chapter 7 REMOVAL AND REPLACE...

Страница 160: ...or 1 Turn OFF the computer CAUTION The system unit power should be OFF prior to disconnecting the monitor cables 2 If the monitor has an ON OFF switch on the front or right side place the ON OFF switch in the OFF position 3 Study Figures 7 1 7 2 7 3 and 7 4 to locate the monitor power and signal cables Figure 7 1 COMPAQ Dual Mode Monitor Installed Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 161: ...Maintenance and Service Guide 7 3 Figure 7 2 COMPAQ Color Monitor Installed Figure 7 3 COMPAQ Video Graphics Color Monitor Installed ...

Страница 162: ...ent Procedures Figure 7 4 COMPAQ Video Graphics Monochrome Moni tor Installed 4 Remove the monitor cables from the system unit 5 Set the monitor aside To replace the monitor reverse Steps 1 through 5 of the preceding removal procedures ...

Страница 163: ...ON The system unit power should be OFF prior to disconnecting the keyboard cable 2 Gently pull the keyboard connector from the receptacle on the front of the system unit Figure 7 5 3 Set the keyboard aside To replace the keyboard reverse Steps 1 and 2 of the preceding removal procedures Figure 7 5 Removing the Keyboard ...

Страница 164: ...wer fuse is inside a fuse holder and casing on the back of the system unit To remove the power fuse follow these steps 1 Turn OFF the computer 2 Insert a flat bladed screwdriver along the bottom edge of the fuse holder and lift it outward with enough pressure to release it from the casing Figure 7 6 Figure 7 6 Removing the Fuse Holder ...

Страница 165: ...e steps CAUTION Be sure that the fuse clips fit tightly to ensure a good electrical connection 1 Put the fuse in the fuse holder 2 Position the fuse holder in the casing and press until you feel the fuse holder snap into place Figure 7 7 Figure 7 7 Replacing the Power Fuse ...

Страница 166: ...ollow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD 2 Disconnect any peripheral devices printers modems etc from the computer 3 Disconnect the AC power cord from the AC outlet and from the system unit 4 Place the system unit on a flat surface with the front facing you To reassemble the computer reverse steps 1 through 3 of the preceding remova...

Страница 167: ...sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES WARNING Before removing the cover be sure that the ON OFF switch is in the OFF position and the AC power cord is disconnected 2 Remove the three screws on the back of the system unit Figure 7 8 Figure 7 8 Location of the Three Screws on the Back of the System Unit ...

Страница 168: ...re 7 9 Removing the System Unit Cover CAUTION Many of the components on the system board and expansion boards are sensitive to static electricity Before touching any of the com ponents be sure that you are discharged of static electricity by briefly touching a metal object such as the frame of the computer 6 Familiarize yourself with the arrange ment of the components in the computer see Figure 7 ...

Страница 169: ...Maintenance and Service Guide 7 11 Figure 7 10 Overhead View of the COMPAQ DESKPRO 386 Personal Computer with the System Unit Cover Removed ...

Страница 170: ...move the power supply follow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION 2 Locate the power supply assembly Figure 7 11 Figure 7 11 Location of the Power Supply Assembly ...

Страница 171: ...y to the chassis Figure 7 12 Figure 7 12 Removing the Power Supply Screws 4 Slide the power supply assembly toward the drive housing assembly until the power supply assembly is released from the tabs holding it to the bottom of the chassis Figure 7 13 Figure 7 13 Removing the Power Supply Assembly ...

Страница 172: ...wer supply connector on the system board Figure 7 14 Figure 7 14 Location of the Power Supply Connector on the System Board 6 Disconnect the power supply connector from the system board and lift the power supply assembly out of the chassis To replace the power supply reverse Steps 1 through 6 of the preceding removal procedures ...

Страница 173: ...tion information from the system memory Any time you remove the battery you must rerun the SETUP program WARNING This procedure is to be performed by Autho rized COMPAQ Computer Dealers only To remove the battery follow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCED...

Страница 174: ...val and Replacement Procedures 2 Locate the battery Figure 7 15 Figure 7 15 Location of the Battery 3 Locate and remove the battery connector from the system board Figure 7 16 Figure 7 16 Location of the Battery Connector ...

Страница 175: ... from the system unit Figure 7 17 5 To dispose of the battery properly see Service Bulletin 46 Figure 7 17 Removing the Battery To replace the battery follow these steps 1 Reverse Steps 1 through 4 of the preceding removal procedures 2 Run the SETUP program ...

Страница 176: ...moval procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION 2 Remove the security lock key 3 Remove the screw and clip that secure the security lock assembly to the system unit cover Figure 7 18 Figure 7 18 Removing the Security Lock Interior View To re...

Страница 177: ... sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION 2 Locate and remove the reinforcement bracket by removing the rear screw first and then the front screw Figure 7 19 This sequence prevents the reinforcement bracket from rotating Figure 7 19 Location of the Reinforcement Brack...

Страница 178: ...7 20 Chapter 7 Removal and Replacement Procedures 3 Remove the RF shield Figure 7 20 Figure 7 20 Location of the RF Shield 4 Remove the cable cover Figure 7 21 Figure 7 21 Location of the Cable Cover ...

Страница 179: ... expansion board to the chassis 6 Disconnect any signal cables attached to the expansion board Figures 7 22 7 23 7 24 Figure 7 22 Removing the ESDI Fixed Disk Drive Controller Board Signal Cables Figure 7 23 Removing the Multipurpose Fixed Disk Drive Controller Board Signal Cables ...

Страница 180: ...Removing the Fixed Disk Drive Controller Board Signal Cables 7 Lift the board out of the connector s on the system board Figure 7 25 Figure 7 25 Removing an Expansion Board To replace an expansion board reverse Steps 1 through 7 of the preceding removal procedures ...

Страница 181: ...llowing sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION e 7 10 EXPANSION BOARD S Remove expansion boards in slots 1 2 and 3 2 Locate the 80287 coprocessor on the system board and lift the coprocessor off with your fingers Figure 7 26 Figure 7 26 Location of the 80287 Coproce...

Страница 182: ...UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 3 KEYBOARD e 7 2 MONITOR 7 12 MEMORY EXPANSION BOARD S The 1 to 2 megabyte or the 4 to 8 megabyte memory expansion board is secured to the 32 bit system memory board by two connectors and five Phillips head mounting screws To remove a memory expansion board follow these steps 1 Complete the removal procedures in the following sections a ...

Страница 183: ...y board 3 Gently pull the memory expansion board away from the 32 bit system memory board and set the memory expansion board aside Figure 7 27 To replace a memory expansion board reverse Steps 1 through 3 of the preceding removal procedures Figure 7 27 Removing the 32 Bit Memory Expansion Board from the 32 Bit System Memory Board ...

Страница 184: ...l tool and a memory chip insertion tool for these procedures To remove a memory chip follow these steps 1 Complete the removal procedures in the following sections 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION e 7 10 EXPAN...

Страница 185: ...city and are shipped on conductive foam to protect them from accidental electro static discharge Do not remove them from the conductive shipping foam until you are ready to install them 2 Using a memory chip removal tool remove the memory chip Figure 7 28 Figure 7 28 Removing the Memory Chip ...

Страница 186: ...ps bend easily Carefully line up the pins in the socket before pressing the chips into place 1 Using a memory chip insertion tool insert the replacement memory chip so that the notch or Pin 1 locator dot on the chip is oriented toward the eight I O connectors on the board Figure 7 29 Figure 7 29 Inserting the Memory Chip ...

Страница 187: ... 14 SPEAKER ASSEMBLY AND SECURITY LOCK SWITCH The security lock switch and the speaker assem bly are inside the speaker board guide assembly which is accessible for removal only by removing all the expansion boards in the system unit To remove the speaker assembly or security lock switch follow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7...

Страница 188: ...embly Figure 7 30 Figure 7 30 Location of the Speaker Board Guide Assembly 3 Remove the speaker board guide assembly by pushing the plastic catch on the front of the chassis and swinging the assembly away from the chassis Figure 7 31 Figure 7 31 Removing the Speaker Board Guide Assembly ...

Страница 189: ...ce Guide 7 31 4 Locate and disconnect the speaker connector J115 and security lock switch connector J119 from the system board see Figure 7 32 Figure 7 32 Location of the Speaker Connector and Security Lock Switch Connector ...

Страница 190: ...the Speaker Assembly 6 Carefully remove the security lock switch from the speaker board guide assembly Figure 7 34 Figure 7 34 Removing the Security Lock Switch Assembly To replace the speaker assembly reverse Steps 1 through 5 of the preceding removal procedures To replace the security lock switch reverse Steps 1 through 6 of the preceding removal proce dures ...

Страница 191: ...sition Table 7 1 shows the possible configurations Table 7 1 Configurations of Mass Storage Devices Mass Storage Device Drive Positions A B B C C D 360 Kbyte 5 Inch Diskette Drive X X X 1 2 Megabyte 5 Inch Diskette Drive X X X 1 44 Megabyte 3 Inch Diskette Drive X X X Any fixed disk drive backup X Any full height fixed disk drive X Any half height fixed disk drive X X Figure 7 35 Location Designat...

Страница 192: ... b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLACEMENT PROCEDURES d 7 6 SYSTEM UNIT COVER AND INTERNAL CONFIGURATION e 7 10 EXPANSIONS BOARD S f 7 14 SPEAKER ASSEMBLY AND SECU RITY LOCK SWITCH Remove only the speaker board guide assembly 2 Locate and disconnect the signal cable and the power cable from the back of the mass storage device Figure 7 36 Figure 7 36 Lo...

Страница 193: ...e drive housing as sembly Figure 7 37 Figure 7 37 Location of the Screws for Positions A and D 4 Slide the mass storage device out of the drive housing assembly Figures 7 38 and 7 39 Figure 7 38 Removing a Mass Storage Device from Position A Figure 7 39 Removing a Mass Storage Device from Position D ...

Страница 194: ...ive Position Mass Storage Device System Board Connector A Any mass storage device J112 D Any diskette drive J111 Any fixed disk drive J110 Any fixed disk drive backup J111 Removal and Replacement Procedures for Drive Positions B or C To remove a mass storage device from drive positions B or C follow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOAR...

Страница 195: ...ousing assembly 4 Slide the mass storage device out of the drive position Figure 7 41 Figure 7 40 Disconnecting Cables from Mass Storage Device B or C To replace a half height storage device in drive position B or C reverse steps 1 through 4 following the power cable connection guidelines in Table 7 3 Table 7 3 Power Cable Connections for Drive Positions B and C Drive Position System Board Connect...

Страница 196: ...pe 35 ESDI Fixed Disk Drive Controller Board Assy No WD1005WAH which is a 3 1 interleave and drive type 25 Examine the label on the fixed disk drive to determine the controller board for which it was formatted If the installed controller board is not the board for which the fixed disk drive was formatted you must reformat the fixed disk drive Use the UNCONDITIONAL FORMAT in ADVANCED DIAGNOSTICS Ve...

Страница 197: ...the drive housing with the screws 3 Connect the power cable to connector J109 on the system board 4 Reassemble the system unit 7 16 SYSTEM BOARD Removing the system board requires discon necting the battery Any time the battery is disconnected you must run the SETUP program to ensure the correct time date and system configuration To remove the system board follow these steps 1 Complete the removal...

Страница 198: ... the universal power cables battery connector monitor power connector and power supply connector from the system board Figures 7 42 and 7 43 Figure 7 42 Location of the Power Cable Connectors Battery Connector Monitor Power Connector and Power Supply Connector on the COMPAQ DESKPRO 386 System Board Version 1 assy no 000401 ...

Страница 199: ...1 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 7 43 Location of the Power Cable Connectors Battery Connector Monitor Power Connector and Power Supply Connector on the COMPAQ DESKPRO 386 System Board Version 2 assy no 000558 ...

Страница 200: ...033 003 3 Locate and disconnect the security lock switch connector keyboard connector and speaker connector Figures 7 44 and 7 45 Figure 7 44 Location of the Security Lock Switch Connector Keyboard Connector and Speaker Connector on the COMPAQ DESKPRO 386 System Board Version 1 assy no 000401 ...

Страница 201: ... Guide 7 43 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 7 45 Location of the Security Lock Switch Connector Keyboard Connector and Speaker Connector on the COMPAQ DESKPRO 386 System Board Version 2 assy no 000558 ...

Страница 202: ...em board from the chassis Figure 7 46 Figure 7 46 Removing the System Board To replace the system board follow these steps 1 Reverse Steps 1 through 5 Be sure to tight en the mounting screws because they provide proper grounding for the system NOTE When you reconnect the power cables refer to the configuration label on the drive housing assembly for the location of the connectors 2 Run the SETUP p...

Страница 203: ...e coprocessor itself Any other tool could bend or damage the pins Because you must disconnect the battery during these procedures you must run the SETUP pro gram after you reassemble the computer To remove the 387 Coprocessor follow these steps 1 Complete the removal procedures in the following sections a 7 2 MONITOR b 7 3 KEYBOARD c 7 5 PREPARING THE SYSTEM UNIT FOR THE INTERNAL REMOVAL AND REPLA...

Страница 204: ... press down on the handle of the co processor removal tool 3 Using an upward motion lift the side of the coprocessor slightly Figure 7 47 4 Reposition the coprocessor removal tool on the opposite side of the coprocessor and lift this side slightly Continue repositioning the coprocessor removal tool and lifting the sides of the coprocessor until it is released Figure 7 47 Removing the 387 Coprocess...

Страница 205: ... for the correct orientation Pay particular attention to the relative positions of the beveled corners that indicate the location of Pin 1 on the 387 coprocessor 1 Locate pin 1 of the coprocessor socket on the system board The coprocessor socket is indicated by a notched corner 2 Locate pin 1 on the coprocessor indicated by a notched corner and align the copro cessor so that pin 1 on the coprocess...

Страница 206: ...or removal tool to remove the coprocessor and try again to install it 4 Verify DIP switch settings 5 Complete the replacement procedures in the following sections a 7 16 SYSTEM BOARD Be sure to tighten the mounting screws because they provide proper grounding for the system NOTE When you reconnect the power cables refer to the configuration label on the drive housing assembly for the location of t...

Страница 207: ...n from the user the security lock ID number and vendor name which are recorded on a tag provided with each key Order a new key from the lock vendor If the user does not have the lock ID number and if the system is unlocked replace the security lock assembly by ordering a replacement security lock part no 105036 001 If the security lock ID number is unknown and the system is locked contact a lock s...

Страница 208: ...omputer 2 Turn OFF the expansion unit 3 Disconnect all power to the computer and expansion unit 4 Disconnect the signal cable from the ex pansion unit to the computer 5 Place the expansion unit on a flat surface with the front facing you 6 Remove the three cover retaining screws from the rear of the expansion unit Figure 7 49 Figure 7 49 Expansion Unit Cover Retaining Screws 7 Slide the cover forw...

Страница 209: ...section 2 Disconnect the 20 and 34 pin signal cables from the external interface adapter board in the fixed disk drive expansion unit Figure 7 50 Figure 7 50 Removing Signal Cables from an External Interface Adapter Board 3 Disconnect the universal drive power cable from the external interface adapter board in the fixed disk drive expansion unit Figure 7 51 Figure 7 51 Removing Power Cables from a...

Страница 210: ...ve to the expansion unit Figure 7 52 Figure 7 52 Fixed Disk Drive Retaining Screws 5 Carefully slide the drive out of the expansion unit housing NOTE A terminating resistor must be in stalled on the 300 megabyte fixed disk drive if the following is true The drive is in a 300 megabyte expansion unit The drive is the secondary drive in a 600 megabyte expansion unit ...

Страница 211: ...inating resistor on the fixed disk drive NOTE Terminating resistors are located in different positions depending on the manufacturer 2 Remove the terminating resistor on the fixed disk drive using needle nosed pliers Figure 7 53 Figure 7 53 Locating and Removing the Terminating Resistor To install the fixed disk drive in the expansion unit reverse steps 1 through 5 ...

Страница 212: ...4 Power Supply Screws 3 Slide the power supply inch to 1 inch toward the drive housing Figure 7 55 Be sure to clear the tabs on the bottom of the chassis These tabs hold the power supply assembly in place Figure 7 55 Removing the Power Supply Assembly 4 Shift the power supply away from the ex ternal interface adapter board to access the connector on the board 5 Disconnect the power supply connecto...

Страница 213: ...t complete the following steps 1 Complete the steps at the beginning of this section 2 Disconnect the 20 and 34 pin signal cables from the external interface adapter board Figure 7 56 Figure 7 56 Removing the 20 and 34 Pin Signal Cables 3 Disconnect the universal drive power and power supply cables from the external inter face adapter board Figure 7 57 Figure 7 57 Removing Power Cables ...

Страница 214: ...ge prior to installation To replace the external interface adapter board reverse steps 1 through 4 NOTE For internal or external switch settings for the 300 600 Megabyte Fixed Disk Drive Expansion Unit see Chapter 8 JUMPER POSITIONS AND SWITCH SETTINGS For internal or external cable connec tions and configurations for the 300 600 Megabyte Fixed Disk Drive Expansion Unit see Chapter 9 MASS STORAGE ...

Страница 215: ...PANSION BOARD 8 8 8 5 1 TO 2 MEGABYTE AND 4 TO 8 MEGABYTE 32 BIT MEMORY EXPANSION BOARDS 8 10 Bank 3 Enabled 8 11 Bank 3 Disabled 8 11 8 6 ESDI FIXED DISK DRIVE CONTROLLER BOARD 8 12 8 7 MULTIPURPOSE FIXED DISK DRIVE CONTROLLER BOARDS 8 14 8 8 FIXED DISK DRIVE CONTROLLER BOARD 8 18 8 9 HOST ADAPTER BOARD 8 20 Continued Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 216: ... the COMPAQ Enhanced Color Graphics Board 8 27 Jumper JP3 Setting for the COMPAQ Enhanced Color Graphics Board 8 27 8 11 VIDEO DISPLAY CONTROLLER BOARDS 8 28 8 12 COMPAQ VIDEO GRAPHICS CONTROLLER BOARD 8 31 8 13 ASYNCHRONOUS COMMUNICATIONS PARALLEL PRINTER BOARD 8 32 8 14 300 600 MEGABYTE FIXED DISK DRIVE EXPANSION UNIT 8 36 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 217: ...t memory expansion board ESDI Fixed Disk Drive Controller Board Multipurpose fixed disk controller board Fixed disk controller board Tape adapter board COMPAQ Enhanced Color Graphics Board Video display controller board COMPAQ Video Graphics Controller Board Asynchronous communications parallel printer board ESDI External Fixed Disk Controller Board Addendum 108431 001 11 88 to Manual No 108033 00...

Страница 218: ... 2 Chapter 8 Jumper Settings and Switch Settings 8 2 SYSTEM BOARDS Figure 8 1 COMPAQ DESKPRO 386 Personal Computer System Board Version 1 assy no 000401 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 219: ...ssor speed 8 MHz default 4 ON OFF CPU boot speed 16 MHz except when accessing diskette drive then 8 MHz default CPU boot speed 16 MHz always 5 OFF Reserved 6 ON OFF COMPAQ VDU COMPAQ ECG compatible EGA RGBI or VGC default Third party monochrome Table 8 2 Locations for the Processor Coprocessor and System ROM on the System Board assy no 000401 Location Description U11 EVEN System ROM U13 ODD System...

Страница 220: ...8 4 Chapter 8 Jumper Settings and Switch Settings Figure 8 2 COMPAQ DESKPRO 386 System Board Version 2 assy no 000558 ...

Страница 221: ...except when accessing diskette drive then 8 MHz default CPU boot speed 16 MHz always 5 OFF Reserved 6 ON OFF COMPAQ VDU COMPAQ ECG compatible EGA RGBI or VGC default Third party monochrome 7 ON OFF 80287 3 6 or 8 coprocessor or no coprocessor installed default 80387 16 coprocessor 8 ON Reserved Table 8 4 Locations for the Processor Coprocessor and System ROM on the System Board assy no 000558 Loca...

Страница 222: ...8 6 Chapter 8 Jumper Settings and Switch Settings 8 3 32 BIT SYSTEM MEMORY BOARD Figure 8 3 32 Bit System Memory Board assy no 000413 ...

Страница 223: ... to E8 640 Kbytes of base memory selected No extended memory selected default 1 megabyte E1 to E2 E4 to E5 E8 to E9 256 Kbytes of base memory selected 1024 Kbytes of extended memory selected 2 megabyte or above E2 to E3 E4 to E5 E8 to E9 512 Kbytes of base memory selected 1024 Kbytes extended memory selected 2 megabyte or above E2 to E3 E5 to E6 E8 to E9 640 Kbytes of base memory selected 1024 Kby...

Страница 224: ...8 8 Chapter 8 Jumper Settings and Switch Settings 8 4 5 TO 2 MEGABYTE 16 BIT MEMORY EXPANSION BOARD Figure 8 4 5 to 2 Megabyte 16 Bit Memory Expansion Board assy no 000458 ...

Страница 225: ... E6 Base address of 6 megabytes selected E2 to E3 E4 to E5 Base address of 10 megabytes selected E2 to E3 E5 to E6 Base address of 12 megabytes selected Table 8 7 Memory Configuration for Jumper Settings E1 E2 and E5 E6 for the 5 to 2 Megabyte 16 Bit Memory Expansion Board Banks Installed Resulting Expansion Memory Bank 1 512 Kbytes Banks 1 and 2 1 megabyte Banks 1 2 and 3 1 5 megabytes Banks 1 2 ...

Страница 226: ...d Switch Settings Figure 8 5a 1 to 2 Megabyte 32 Bit Memory Expansion Board assy no 000450 Figure 8 5b 4 to 8 Megabyte 32 Bit Memory Expansion Board assy no 000459 8 5 1 TO 2 MEGABYTE AND 4 TO 8 MEGABYTE 32 BIT MEMORY EXPANSION BOARDS ...

Страница 227: ...ould be used when memory is not installed in Bank 1 Figure 8 6 Jumper 101 Setting on the 1 to 2 Megabyte assy no 000450 or 4 to 8 Megabyte assy no 000459 32 Bit Memory Expansion Board Table 8 8 Jumper Settings tor the 1 to 2 Megabyte or 4 to 8 Megabyte 32 Bit Memory Expansion Boards J101 Setting 1 to 2 Megabyte 32 Bit Memory Expansion Board 4 to 8 Megabyte 32 Bit Memory Expansion Board 1 to 2 Enab...

Страница 228: ...8 12 Chapter 8 Jumper Settings and Switch Settings 8 6 ESDI FIXED DISK DRIVE CONTROLLER BOARD Figure 8 7 ESDI Fixed Disk Drive Controller Board assy no WD1005WAH ...

Страница 229: ...nd Service Guide 8 13 Table 8 9 Jumper Settings for the ESDI Fixed Disk Drive Controller Board assy no WD1005WAH Jumper Jumper Position Function W1 Not installed Reserved W2 Not installed Reserved W3 2 to 3 Reserved ...

Страница 230: ...8 14 Chapter 8 Jumper Settings and Switch Settings 8 7 MULTIPURPOSE FIXED DISK DRIVE CONTROLLER BOARDS Figure 8 8 Multipurpose Fixed Disk Drive Controller Board assy no 000336 001 or 021 ...

Страница 231: ...ight serial interface COM2 IRQ3 J21 Controller address Open connectors on left primary diskette controller address default Open connectors on right secondary diskette controller address Switch 1 1 Fixed disk drive ON Enable OFF Disable Switch 1 2 Parallel printer port ON Enable default OFF Disable Switch 1 32 Serial port ON Enable default OFF Disable Switch 1 4 Reserved OFF 1 To change the setting...

Страница 232: ...8 16 Chapter 8 Jumper Settings and Switch Settings Figure 8 9 Multipurpose Fixed Disk Drive Controller Board assy no 000519 and 000815 ...

Страница 233: ... rates for systems without 1 2 Megabyte 5 Inch Diskette Drive or 40 Megabyte Fixed Disk Drive Backup default ON Enable high speed transfer rates for systems with 1 2 Megabyte 5 Inch Diskette Drive or 40 Megabyte Fixed Disk Drive Backup SW500 3 OFF Enable fixed disk drive ON Disable fixed disk drive SW500 4 OFF Serial interface COM1 IRQ4 default ON Serial interface COM2 IRQ3 SW500 5 OFF Enable seri...

Страница 234: ...8 18 Chapter 8 Jumper Settings and Switch Settings 8 8 FIXED DISK DRIVE CONTROLLER BOARD Figure 8 10 Fixed Disk Drive Controller Board assy no WD1002WAH ...

Страница 235: ...ce Guide 8 19 Table 8 12 Jumper Settings for the Fixed Disk Drive Controller Board assy no WD1002WAH Jumper Jumper Position Function W1 1 2 Reserved primary controller W2 NL Reserved LED operation J4 No connection Reserved ...

Страница 236: ...8 20 Chapter 8 Jumper Settings and Switch Settings 8 9 HOST ADAPTER BOARD Figure 8 11 Host Adapter Board assy no 000774 ...

Страница 237: ...Settings for the Host Adapter Board 1 2 3 4 5 6 7 8 Function ON OFF OFF ON Interrupt select IRQ5 default Interrupt select IRQ3 ON OFF OFF ON ON OFF OFF ON DMA channel 3 default DMA channel 1 ON OFF OFF ON Base address 300 hex default Base address 200 hex ...

Страница 238: ...8 22 Chapter 8 Jumper Settings and Switch Settings 8 10 COMPAQ ENHANCED COLOR GRAPHICS BOARD Figure 8 12 COMPAQ Enhanced Color Graphics Boards assy no 000410 and 000471 ...

Страница 239: ...r board in your computer This configuration switch bank also determines the power on mode and character format of the COMPAQ Enhanced Color Graphics Board when the computer is turned on or rebooted The following sections provide jumper and con figuration switch locations and instructions on how to set them CAUTION Use care when setting the configuration switches on the COMPAQ Enhanced Color Graphi...

Страница 240: ...d as the Only or Primary Video Display Controller Board Switches Monitor Type Power On Mode 1 2 3 4 COMPAQ Color compatible Enhanced Color or COMPAQ Dual Mode Monitor 80 25 640 350 OFF ON ON OFF COMPAQ Color compatible Enhanced Color or COMPAQ Dual Mode Monitor 80 25 640 200 ON ON ON OFF RGBI Color or COMPAQ Dual Mode Monitor 80 25 640 200 OFF OFF OFF ON RGBI Color or COMPAQ Dual Mode Monitor 40 2...

Страница 241: ...Mode 1 2 3 4 COMPAQ Color compatible Enhanced Color or COMPAQ Dual Mode Monitor 80 25 640 350 OFF OFF ON ON COMPAQ Color compatible Enhanced Color or COMPAQ Dual Mode Monitor 80 25 640 200 ON OFF ON ON RGBI Color or COMPAQ Dual Mode Monitor 80 25 640 200 OFF ON ON ON RGBI Color or COMPAQ Dual Mode Monitor 40 25 320 200 ON ON ON ON COMPAQ Dual Mode Monitor 80 25 720 350 OFF ON OFF ON ...

Страница 242: ...tor type that you use with the COMPAQ Enhanced Color Graphics Board Table 8 16 SW2 Settings for the COMPAQ Enhanced Color Graphics Board Configuration Switches Monitor Type 1 2 3 4 5 6 COMPAQ Color compatible Enhanced Color OFF OFF RGBI Color ON OFF COMPAQ Dual Mode OFF ON External RGBI enabled Internal RGBI enabled Portables ON OFF Reserved ON OFF ON ...

Страница 243: ...onitor used with the COMPAQ Enhanced Color Graphics Board Figures 8 13 and 8 14 To reset the jumper remove the jumper from its current pins and press it into place on the correct pins Jumper JP3 Setting for the COMPAQ Enhanced Color Graphics Board Pin 1 2 is the standard factory setting Do not change this setting Figure 8 13 Setting for a COMPAQ Color or Compatible Enhanced Color Monitor Figure 8 ...

Страница 244: ...nization pulses Jumpers J3 and J5 must both be changed at the same time or the video display controller board will not function correctly Table 8 17 Jumper Settings for the Video Display Controller Board assy no 000031 000160 and 000345 J3 J5 Configuration 2 3 2 3 Enable high scan video on external outputs Portable default 1 2 1 2 Disable high scan video on external outputs Figure 8 15 Jumper Loca...

Страница 245: ...Maintenance and Service Guide 8 29 Figure 8 16 Jumper Locations for the Video Display Controller Board assy no 000160 Figure 8 17 Jumper Locations for the Video Display Controller Board assy no 000345 ...

Страница 246: ...for the Video Display Controller Board assy no 000525 Table 8 18 Jumper Settings for the Video Display Controller Board assy no 000525 J3 5 Configuration 2 3 Enable RGBI and composite video high scan Desktops default 1 2 Disable RGBI and composite video high scan Portables default ...

Страница 247: ...COMPAQ VIDEO GRAPHICS CONTROLLER BOARD Figure 8 19 Jumper Locations on the COMPAQ Video Graphics Controller Board assy no 109360 Table 8 19 Jumper Settings for the COMPAQ Video Graphics Controller Board Jumper Setting Function J1 1 2 Reserved 16 bit video RAM J2 2 3 Reserved 8 bit video ROM ...

Страница 248: ...ous Communications Parallel Printer Board assy no 000570 Switch Settings Switch Function Setting 1 Reserved Always OFF 2 Asynchronous interface 2 ON 2 OFF ENABLED DISABLED 3 4 Parallel Port Select Disable LPT1 SELECTED LPT2 SELECTED LPT3 SELECTED LPT DISABLED 3 ON 3 OFF 3 ON 3 OFF 4 ON 4 ON 4 OFF 4 OFF 5 6 Asynchronous interface COM1 SELECTED COM2 SELECTED 5 ON 5 OFF 6 ON 6 ON ...

Страница 249: ...Maintenance and Service Guide 8 33 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 8 20 Asynchronous Communications Parallel Printer Board assy no 000570 ...

Страница 250: ...llel Printer Board assy no 000990 Switch Settings Switch Function Setting 1 Reserved Always OFF 2 Reserved Always OFF 3 4 Parallel Port Select Disable LPT1 SELECTED LPT2 SELECTED LPT3 SELECTED LPT DISABLED 3 ON 3 OFF 3 ON 3 OFF 4 ON 4 ON 4 OFF 4 OFF 5 6 Asynchronous interface COM1 SELECTED COM2 SELECTED DISABLE 5 ON 5 OFF 5 OFF 6 ON 6 ON 6 OFF ...

Страница 251: ...Maintenance and Service Guide 8 35 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 8 21 Asynchronous Communications Parallel Printer Board assy no 000990 ...

Страница 252: ...henever more than one drive control ler is in a system one controller must be set as primary the other controller must be set as secondary Table 8 22 lists the SW500 settings when installing the expansion unit with the ESDI External Fixed Disk Drive Controller Board Figure 8 22 See Chapter 7 REMOVAL AND REPLACEMENT PROCEDURES for detailed steps See Chapter 9 MASS STORAGE CON FIGURATIONS for cablin...

Страница 253: ...Maintenance and Service Guide 8 37 Addendum 108431 001 11 88 to Manual No 108033 003 Figure 8 22 ESDI External Fixed Disk Drive Controller Board ...

Страница 254: ......

Страница 255: ...ION 9 1 9 2 SYSTEM CONFIGURATION 9 2 Maximum Storage 9 2 Mirroring 9 4 Duplexing 9 5 9 2 SETTING UP THE EXTERNAL FIXED DISK DRIVE EXPANSION UNIT 9 6 FDISK Utility 9 6 Format Command 9 7 Novell Netware Configuration 9 7 Addendum 108431 001 11 88 to Manual No 108033 003 ...

Страница 256: ......

Страница 257: ...yte fixed disk drives installed in the expansion unit you would have a total storage capability of 600 megabytes of information Two expansion units configured this way would give you a maximum of 1 2 gigabytes of storage Mirroring In mirroring two identical fixed disk drives are connected to a single con troller Special software causes both drives to read and write the same information Example In ...

Страница 258: ...xample In a system where two drives are duplexed one drive may be reading data while the other drive is seeking the next block of data The information on both fixed disk drives is the same NOTE For information on component removal and replacement see Chapter 7 REMOVAL AND REPLACEMENT PROCEDURES For information on switch settings see Chapter 8 JUMPER SETTINGS AND SWITCH SETTINGS 9 2 SYSTEM CONFIGUR...

Страница 259: ... disk drives Example With the use of two expansion units a total of 1 2 gigabytes of fixed disk storage is available divided into four 300 Megabyte volumes This configuration with switch settings is shown in Figure 9 1 NOTE For maximum storage the system is connected in the same way as duplexing or mirroring The only difference be tween maximum storage and mirroring or duplexing is that the NOVELL...

Страница 260: ...re 9 2 Figure 9 2 Two Mirrored 40 Megabyte Internal Half Height Fixed Disk Drives Mirroring is also supported using one 300 600 Megabyte expansion unit equipped with two 300 Megabyte fixed disk drive units A single external fixed disk drive controller plugged into the system bus and connected with a cable to an external interface adapter mounted in the expansion unit complete this implementation F...

Страница 261: ... two 300 600 Megabyte expansion units each equipped with two 300 Megabyte fixed disk drives The two fixed disks in each unit connect to a single adapter board and to an external fixed disk drive controller via a single cable This configuration would have two expansion units four 300 Megabyte fixed disk drives and two ex ternal fixed disk drive controllers plugged into the system bus In this partic...

Страница 262: ...DISK SYS file to the directory that contains the MS DOS files You must then modify the CONFIG SYS file to install the device driver After modifying the CONFIG SYS file restart the computer to load the EXTDISK SYS device driver in memory FDISK Utility You must install the FDISK utility FDISK SYS device driver in the CONFIG SYS file before you can use FDISK with the expansion unit For detailed infor...

Страница 263: ...documentation Novell Netware Configuration To install Mirroring or Duplexing you must use Novell System Fault Tolerant SFT NetWare operation SFT I and SFT II SFT Local Area Network LAN operation helps ensure data integrity by duplicating data files on a second fixed disk drive and by performing read after write verification Three disk configurations that achieve fault tolerant operation are SFT I ...

Страница 264: ...CPQDSK or NVCPQDSK for non dedicated servers The EXTDISK diskette contains two versions of the Value Added Disk Driver VADD for Novell NetWare CPQDSK and NVCPQDSK Both ver sions operate in dedicated servers running Novell NetWare V2 1x The two versions are identical except the CPQDSK performs a read after write verification and NVCPQDSK does not NVCPQDSK executes disk write operations over two tim...

Страница 265: ...k Drive Controller Board complete the following steps 1 Select the primary or alternate disk con troller address and the IRQ level using the appropriate switches Select IRQ11 IRQ12 or IRQ15 for the external fixed disk con troller operating as a secondary channel NOTE If you are using the external fixed disk drive controller and have the internal fixed disk drive controller disabled select IRQ14 If...

Страница 266: ...te a subdirectory for the files with OBJ extensions found in the root directory or the EXTDISK diskette If so create a directory named DSK_DRV_ 203 and copy the files with OBJ extensions into the directory If you are running the Novell NETGEN program from diskettes the program prompts you to Insert the disk DSK_DRV_ 203 in any drive At this point insert the EXTDISK diskette into the diskette drive...

Страница 267: ...isk N Retain the bad block list N Enter bad blocks N Number of sequential At least 1 one passes pass Random I O Take the default operations number 9 Use the NetWare Installation option from the NETGEN Main Menu to install NetWare NOTE When installing NetWare on high capacity fixed disk drives the NET GEN program may halt and display the following message ABEND Not enough memory for disk FAT tables...

Страница 268: ... From the A prompt enter the following commands Command Where x is When Using INSTOVL 1x SUPPORT 5 Inch Diskettes NETGEN 3 Inch Diskettes NINSTALL ox pr 1 Advanced Netware 2 SFT NetWare 3 SFT NetWare with TTS INSTOVL 2x SUPPORT 5 Inch Diskettes NETGEN 3 Inch Diskettes BOLDFACE Screen Commands ...

Страница 269: ...unication Interface Test 4 18 B Battery 7 15 C Cabling Configurations Mass Storage 9 1 Duplexing 9 5 Maximum Storage 9 3 Mirroring 9 4 Change Interleave 4 23 Conditional Format 4 22 Coprocessor see Removal and Replacement Procedures Coprocessor Test see Processor Test D Diagnostics see Advanced Diagnostics Program DIP Switch Settings see Jumper Settings and Switch Settings Diskette Drive see Mass ...

Страница 270: ...0 9 1 External Interface Adapter Board 7 55 Fixed Disk Drive Unit 7 51 Power Supply 7 54 System Configuration 9 1 EXTDISK Messages 5 36 External Storage Device see Expansion Unit 300 600 Megabyte Fixed Disk Drive F FDISK Utility 9 6 Fixed Disk Drive see also Mass Storage Devices Fixed Disk Drive Backup Tape 1 16 1 17 Fixed Disk Drive Backup Tape Error Codes 5 26 Fixed Disk Drive Backup Tape Test 4...

Страница 271: ...Bit Expansion Board 8 8 1 to 2 Megabyte and 4 to 8 Megabyte 32 Bit Memory Expansion Boards 8 10 300 600 Megabyte Fixed Disk Drive Expansion Unit 8 36 32 Bit System Memory Board 8 6 Asynchronous Communication Parallel Printer Board 8 32 COMPAQ Enhanced Color Graphics Board 8 22 COMPAQ Video Graphics Controller Board 8 31 ESDI Fixed Disk Drive Controller Board 8 12 Fixed Disk Drive Controller Board ...

Страница 272: ...sk Drive Expansion Unit 1 18 300 Megabyte Fixed Disk Drive For The Expansion Unit 1 19 360 Kbyte 5 Inch Diskette Drive 1 10 40 Megabyte Fixed Disk Drive 1 13 40 Megabyte Fixed Disk Drive Backup 1 16 70 Megabyte Fixed Disk Drive 1 14 Removal and Replacement Procedure 7 33 Testing see Test Selection Menu Maximum Storage 9 2 Memory Error Codes 5 31 Memory Test 4 6 Mirroring 9 4 Modem Error Codes 5 18...

Страница 273: ...m Isolation Flowchart 2 2 Processor Error Codes 5 5 Processor Test 4 5 R Read Write Test see Write Read Compare Test Removal and Replacement Procedures 300 600 Megabyte Fixed Disk Drive Expansion Unit 7 50 80287 Coprocessor 7 23 Battery 7 15 Expansion Boards 7 19 Intel 387 Coprocessor 7 45 Keyboard 7 5 Lost Key 7 49 Mass Storage Device s 7 33 Memory Expansion Board s 7 24 Memory Chip s 7 26 Monito...

Страница 274: ... 1 15 135 Megabyte Fixed Disk Drive Backup Tape 1 17 300 600 Megabyte Fixed Disk Drive Expansion Unit 1 18 300 Megabyte Fixed Disk Drive For The Expansion Unit 1 19 360 Kbyte 5 Inch Diskette Drive 1 10 40 Megabyte Fixed Disk Drive 1 13 40 Megabyte Fixed Disk Drive Backup 1 16 70 Megabyte Fixed Disk Drive 1 14 84 Key Keyboard 1 3 Compaq Color Monitor 1 5 COMPAQ DESKPRO 386 Personal Computer System ...

Страница 275: ...Fixed Disk Drive 4 20 Fixed Disk Drive Backup Tape 4 24 Keyboard 4 6 Memory 4 6 Modem 4 19 Monochrome Video Board 4 18 Parallel Interface 4 6 Processor 4 5 Video 4 6 Video Graphics Controller 4 25 Tools Required vii U Unconditional Format 4 22 User Diagnostics Diskette 3 1 3 2 V Video Color Graphics Error Codes 5 28 Video Display Unit Error Codes 5 13 Video Tests 4 6 W Write Read Compare Test 4 17...

Страница 276: ......

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