Power supply

NOTE: Read Warnings and cautions on page 59 before servicing this component. This section describes how to remove and install a power supply.

Removing the power supply

To remove the power supply:

1.Disconnect power from the workstation (see Predisassembly procedures on page 66).

2.Remove the side access panel (see Removing the side access panel on page 69).

3.Remove the four screws from the rear of the chassis .

4.Disconnect all of the power supply cables from the system board and all peripheral devices (hard drives, optical drives, and others as needed).

5.Slide the power supply inward then up to remove it from the chassis 2. Figure 5-16Removing power supply

Installing the power supply

To install the power supply, reverse the previous steps.

82 Chapter 5 Replacing components

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HP Z400 H2D81US, VA799UT 799UT#ABA manual Power supply, Removing the power supply, Installing the power supply