5-15
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Chapter 5 Maintaining the Cisco 12404 Internet Router
Removing and Replacing a DC Power Entry Module
Step 3
Loosen the three captive screws that secure the PEM to the chassis.
Step 4
Remove the PEM from the chassis using the finger grips to pull it out.
Warning
A DC PEM weighs approximately 11.0 lbs. (4.98 kg.). Use both hands to remove
it from the chassis.
Figure 5-8
DC PEM and PDU Components
Tip
If you plan to return the defective PEM to the factory, repackage it in the shipping
container you received with the replacement PEM.
1
DC PDU
5
On/Off switch
2
DC PEM
6
PDU captive screws
3
PEM captive screws
7
PDU terminal block
4
Status LEDs
INPUT
– 48/60V
35A
66295
INPUT
OK
OUTPUT
FAIL
OUTPUT
OK
5
6
4
3
7
1
2
3
todd.book Page 15 Tuesday, November 27, 2007 6:02 PM