Technical data

5-26 FRU Removal and Replacement

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:

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.

4. Remove the power supply.

The entire power supply, including its sheet metal, is replaced with a new one.

Figure 5-22. Model 400s Power Supply Removal