Chapter 5 Maintaining the Cisco 12404 Internet Router
Removing and Replacing a DC Power Entry Module
5-18
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Step 1
If the INPUT OK and OUTPUT OK LEDs are off, or if the OUTPUT FAIL LED
is on, check that the:
•
PEM is firmly seated in the bay and the captive screws are tightened securely.
•
DC power source circuit breaker is switched on.
•
Power switch is set to the on (1) position.
Step 2
If the problem still exists after checking the items in Step 1, replace the PEM.
Step 3
If replacing the PEM does not correct the problem, contact a Cisco service
representative for assistance.
todd.book Page 18 Tuesday, November 27, 2007 6:02 PM