Removing AC Power Supplies
Each power supply module has a power hold-up time of 20 milliseconds at 100 percent load and fully supports
OIR. To remove an AC-input power supply, follow these steps:
Hazardous voltage or energy is present on the backplane when the system is operating. Use caution when
servicing. Statement 1034
Warning
Before You Begin
You may require a flat-blade or Number 2 Phillips-head screwdriver to loosen the captive installation screw.
Procedure
Step 1
Loosen the captive installation screw on the power supply module and push the latch down.
Figure 16: PSM and PEM
Captive installation screw4Dual variable speed fans1
Cable clamp next to the PEM5PSM LEDs2
Latch3
Cisco Catalyst 6807-XL Switch Hardware Installation Guide
OL-30656-01 53
Removing and Replacing FRUs
Removing AC Power Supplies