Replace HVAC and HVDC Power Module
Procedure
Step 1
Do not Power OFF (0) the standby mode switch.
Figure 59: HV Power Tray Standby Mode Switch
Step 2
Slide the power module out of its bay while supporting it with your other hand to remove it.
Figure 60: HV Power Supply
Step 3
Slide the new power module into the bay until it mates with its connector.
Hardware Installation Guide for Cisco 8800 Series Routers
104
Replace Chassis Components