Cisco Systems Cisco 12816 Manuale Utente

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Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
Chapter 7      Maintaining the Router
Removing and Replacing the Optional 2-Level AC-Input Power Shelf
Removing and Replacing the Optional 2-Level 
AC-Input Power Shelf
Use the following procedure to remove and replace the optional 2-level AC-input 
power shelf.
Caution
To remove and replace the power shelf, the system must be powered off. Notify 
the network administrator and other appropriate personnel that all routing traffic 
stops while the upgrade takes place.
Caution
If you are upgrading to a new power shelf, you cannot use original power supplies. 
You must upgrade to newer, 2500 W power supplies (see 
Step 1
Remove all of the power supplies as described in 
.