Cisco 7606-S Installation Manual page 51

Chapter 5 Removal and Replacement Procedures
Figure 5-54 Handling the Power Supply
Step 3 Tighten the power supply captive installation screws
Figure 5-55 Power Supply Captive Installation Screws
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Warning
In a system with dual power supplies, connect each power supply to a separate input line. In case of a
Caution
line failure, the second source will most likely still be available.
Verify that all connections to the DC PEM are secure.
Step 4
Remove the tape from the circuit breaker switch handle, and restore power by moving the circuit breaker
Step 5
switch handle to the On (|) position.
OL-4503-24
Status LEDs
Captive installation screws
Removing and Replacing the Power Supply
(Figure 5-55).
Cisco 7600 Series Router Installation Guide
5-51