Compaq Prolinea Family Maintenance & Serice Manual page 89

The power supply assembly includes the power supply, attached cables with
connectors, power switch, power switch holder, and power switch cap. The
power supply is located in the right rear corner of the computer assembly.
Removing the Power Supply
To remove the power supply, complete the following steps:
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> CAUTION <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
Note the orientation and routing of each power supply cable before you
disconnect it. Damage to the computer can result if the cables are
inserted incorrectly.
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
1. Complete the steps in Section 5.3 to prepare the computer for
disassembly.
2. Complete the steps in Section 5.4 to remove the unit cover assembly to
gain access to the power supply.
3. Remove the four screws securing the power supply to the back of the
chassis (Figure 5-10).