User`s guide

Adding/Swapping Modules and Maintenance
8-5
supply into the chassis at an angle, or if you position the power
supply above the tabs shown in Figure 8-1, you risk short
circuiting the PPE board.
Figure 8-1. Chassis With Power Supply A Positioning Tabs And Supporting
Shelf Indicated
To replace the power supply in slot A (the top slot):
1. Turn power switch on Power Supply A (PSA) off.
2. Remove the two thumb screws holding the power supply in
place.
3. Pull the power supply straight out.
PSA
PSB
Power supply must be under these tabs
Power supply must rest on this support shelf