Power Supply - HP Compaq dc7100 DT Reference Manual

Removal and Replacement Procedures - Ultra-Slim Desktop (USDT) Chassis

8.19 Power Supply

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WARNING: Voltage is always present on the system board when the computer is plugged into an
active AC outlet. To avoid possible personal injury and damage to the equipment the power cord should
be disconnected from the computer and/or the AC outlet before opening the computer.
1. Prepare the computer for disassembly (Section 8.1).
2. Remove the computer access panel (Section 8.3).
3. Remove any MultiBay device in the drive cage (Section 8.4).
4. Remove the MultiBay riser card (Section 8.5).
5. Remove the front panel assembly (Section 8.6).
6. Disconnect the power supply cable from the hard drive and the 6-pin power supply cable on
the system board alongside the heatsink.
7. Slide the power supply towards the front of the chassis 1 about 1.3 cm (1/2 inch) then slide
it towards the center of the chassis and rotate it up 2 to access the main cable connection
beneath it.
8. Disconnect the power cable from thesystem board 3.
There are slots on the chassis that match with clips on the bottom of the power supply for positive
retention.
9. Remove the power supply from the chassis.
To install the power supply, reverse the removal procedure. Make sure the power supply engages
the clips on the chassis when sliding it into place.
When installing the power supply make sure the cables are routed properly and do not interfere
with the access panel installation.
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