Cisco 6400 Maintaining page 42

Replacing a DC Power Entry Module
Removing a DC Power Entry Module
If you remove a redundant DC PEM, the chassis continues to operate normally. If you plan to remove
the only operating PEM from a chassis, you must first power down the Cisco 6400 system. Refer to the
procedure in the
To remove a PEM from the Cisco 6400 chassis:
Ensure that the circuit breaker on the DC PEM you are removing is turned Off.
Step 1
Unscrew the retaining screws on the DC PEM faceplate.
Step 2
Grasp the DC PEM by the handle on the faceplate and pull it out of the chassis.
Step 3
Always install a filler panel over an empty PEM power bay to protect the connectors from
Caution
contamination and to ensure proper air flow.
Installing a DC Power Entry Module
Figure 5-34
into the Cisco 6400 without powering down the system.
Cisco 6400 Hardware Installation and Maintenance Guide
5-42
"Powering Down the System" section on page
shows a DC PEM unit being installed in the Cisco 6400 chassis. You can insert a PEM unit
Chapter 5 Maintaining the Cisco 6400
5-8.
OL-2133-02