Chapter 5 Maintaining the Cisco 12404 Internet Router
Removing and Replacing a DC Power Entry Module
5-16
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Step 5
Slide the replacement PEM into the bay until it is seated to the backplane
connector.
Make sure the power switch is in the off (0) position.
Step 6
Tighten the three captive screws to secure the PEM to the chassis.
Electrical connections between the PEM the backplane connector are made
automatically when the PEM is fully seated and the captive screws are tightened.
Step 7
Power on the circuit breaker assigned to the DC source power.
Step 8
Power on the PEM.
•
The green INPUT OK and OUTPUT OK LEDs are on.
•
The amber OUTPUT FAIL LED is off.
See the
“Troubleshooting the DC PEM Installation” section on page 5-17
if the
PEM does not power on correctly.
todd.book Page 16 Tuesday, November 27, 2007 6:02 PM