Compaq Deskpro 2000

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5-42 Removal and Replacement Procedures - Desktop

Figure 5-40.

Removing the Pentium II System Board

✎

The riser brace has been removed for clarity.

To install a new system board, reverse the above procedures.

Main Page

Default Chapter5
- Table of Contents5
About this Guide11
- Symbols and Conventions11
- Technician Notes12
- System Serial Number12
- Locating Additional Information12
Chapter 1 Product Description13
- Compaq Deskpro 2000 Series of Personal Computer Models14
  - Desktop Models14
  - Minitower Models14
- Features15
- System Design17
- Desktop Computer Features26
- Minitower Computer Features29
- Enhanced Keyboard34
- Options36
Chapter 2 Compaq Utilities39
- Getting Ready39
- Computer Setup41
  - Security Features43
  - Quicklock/Quickblank47
- Computer Checkup (TEST)48
- View System Information (INSPECT)49
- Create a Diagnostics Diskette50
- Managing the Diagnostics Partition50
- Exiting the Compaq Utilities Menu51
- Compaq Enhanced Insight Personal Edition (Diagnostics for Windows)51
- Power-On Self-Test (POST)51
- Rompaq52
- Compaq Intelligent Manageability53
- Protecting Your Software64
  - Ordering Backup Diskettes64
  - Restoring Your Hard Drive in Windows 9565
- Prefailure Warranty65
Chapter 3 Illustrated Parts Catalog66
- System Unit67
- Mass Storage Devices71
- Cables73
- Standard and Optional Boards75
- Standard and Optional Boards77
- Keyboards79
- Monitors81
- Miscellaneous Hardware Kit84
- Miscellaneous Plastics Kit85
- Miscellaneous Parts87
- Shipping Boxes89
- Documentation90
- Software91
Chapter 4 Removal and Replacement Prelinimaries94
- Electrostatic Discharge Information94
- Routine Care97
- Service Considerations99
Chapter 5 Removal and Replacement Procedures - Desktop101
- Serial Number101
- Disassembly Sequence Chart102
- Preparation for Disassembly103
- Feet104
- Cable Lock105
- System Unit Cover106
- Speaker107
- Expansion Board109
  - Inboard Expansion Board110
  - Outboard Expansion Board111
- System Board Components112
- Riser Board118
- Riser Brace119
- Expansion Board Guide120
- Replacement Battery121
- Front Bezel Assembly123
- Power Supply Assembly127
  - Power Switch Assembly127
  - Power Supply129
- Mass Storage Devices130
  - Inch Drive Bays130
  - Installing a New Drive134
- Drive Cage137
- LED Cable138
- System Board140
Chapter 6 Removal and Replacement Procedures - Minitower143
- Serial Number143
- Disassembly Sequence Chart144
- Use the Chart below to Determine the Disassembly Sequence for Removing Components from the144
- Preparation for Disassembly145
- Feet145
- Cable Lock146
- Exposing the Chassis147
  - Access Panel147
  - Minitower J Hood148
- Riser Brace149
- Expansion Board150
- Expansion Board Guide152
- Riser Board153
- Speaker154
- System Board Components155
  - Memory Module155
  - Microprocessor156
  - Cache Memory (Pentium System Only)159
  - System Board Graphics Memory Module Upgrade160
- System Board161
- Replacement Battery164
- ISA Option Board Retainer166
- Front Bezel Assembly167
  - Front Bezel167
  - Power Button168
  - Bezel Blank169
  - Compaq Logo170
- Power Supply Assembly171
  - Power Supply Switch Assembly171
  - Power Supply173
- LED Cable174
- Mass Storage Devices176
  - Inch Drive Bays176
  - Inch Drive Bays178
  - Installing a New Drive180
Chapter 7 Jumper and Switch Information184
- System Board Switches185
  - Pentium-Based System Boards185
  - Switch Settings188
- System Board Jumpers189
- Hard Drives193
- CD-ROM Drive Jumper Settings201
- Optional PD-CD Drives201
  - SCSI PD-CD Drive Jumper Settings201
- Diskette Drive202
Chapter 8 Specifications203
- System203
- Drives209
- Audio System216
- Keyboard216
- Mouse217
- Supported Graphics Resolutions217
Appendix A219
Connector Pin Assignments219
Appendix B Power Cord Set Requirements225
- General Requirements225
- Country-Specific Requirements226
Appendix C Hard Drives227
- Device 0/Device 1 Relationship227
- Cable Select227
- Smart228
- Automatic Soft-Drive Types228
Appendix D230
SCSI Guidelines230
- Guidelines for Installing Optional Scsi Devices230
Appendix E Diagnostic Error Codes232
- SCSI Error Codes240
Appendix F244
POST Error Messages244
Appendix G Troubleshooting Without Diagnostics246
- Checklist for Solving Minor Problems246
- Power Problems247
- Diskette Drive Problems248
- Display Problems249
- Printer Problems250
- Hard Drive Problems251
- Hardware Installation Problems252
- CD-ROM Drive Problems253
- Memory Problems254
- SCSI Problems254
- Network Problems255
- Resolving Audio Hardware Conflicts257
Appendix H Intel 440LX Chipset Memory Limitations258
- Index261

Compaq Deskpro 2000 - Page 142

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