Power Supply Removal And Replacement - HP 400 Series Servicing Manual

5.5.2 Power Supply Removal and Replacement (Model 400s)
Refer to Figure 5-22 and follow these steps to remove the supply. Reverse these steps
to replace the power supply.
1. Remove the four power supply screws.
2. Pull the power supply out about 4 inches.
3. Disconnect the two power distribution cable connectors from the power supply:
4. Remove the power supply.
The entire power supply, including its sheet metal, is replaced with a new one.
5-26 FRU Removal and Replacement
A. Use a flat-tipped screwdriver to press the large connector's left and right
tabs, then pull the connector out.
B. On the small connector, press the tab in and pull the connector out.
Figure 5-22. Model 400s Power Supply Removal