Cisco 12416 Installation And Configuration Manual page 353

Chapter 7 Maintaining the Router
Figure 7-37
Figure 7-37 2400 W DC Power Supply Components
1
2
You cannot mix power supply types within the chassis. If you plan to replace a
Caution
2000 W PEM from an original system with a new 2400 W PEM, you must replace
all of the older PEMs and the power shelf (see
perform the upgrade, you must shut down the router. Be sure to notify the system
administrator and other appropriate personnel that all routing traffic stops while
the upgrade takes place.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
identifies the components of a 2400 W DC power supply.
1
PWR OK FAULT
Handle
Fan
PWR OK
FAUL T
TEMP
TEMP OC
3
Ejector lever
4 Power switch
Table 7-1 on page
Removing and Replacing a DC PEM
2
OC
4
7-30). To
3
7-61