
Replacing the Processor . . . . . . . . . . . . . . . . 100
12Power Supply . . . . . . . . . . . . . . . . . . . . 103
Mini Tower Computer Power Supply . . . . . . . . . . 103
Removing the Power Supply From the Mini Tower Computer 103
Replacing the Power Supply in the Mini Tower Computer | 104 | |
Power Connectors in the Mini Tower Computer . . 106 |
| |
Desktop Computer Power Supply | 110 |
|
Removing the Power Supply From the Desktop Computer | 110 | |
Replacing the Power Supply in the Desktop Computer 111 | ||
Power Connectors in the Desktop Computer . . . | 112 |
|
13BIOS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Flashing the BIOS From a CD . . . . . . . . . . . . . . 117
Flashing the BIOS From the Hard Drive . . . . . . . . . 118
14System Board . . . . . . . . . . . . . . . . . . . . 119
Removing the System Board . . . . . . . . . . . . . . . 119
Replacing the System Board. . . . . . . . . . . . . . . 120
15Troubleshooting . . . . . . . . . . . . . . . . . . . 123
Tools | 123 |
Power Lights | 123 |
Beep Codes | 124 |
Diagnostic Lights | 126 |
Diagnostic Light Codes During POST | 127 |
Contents 7