Cisco Network Device 2800 Introduction Manual page 172

Replacing the Power Supply
Remove the two power supply retaining screws. See
Step 2
Figure 43
.
Power supply
retaining screws
Disconnect the power output cable connector (or connectors—see note below) from the power supply.
Step 3
Power supply connectors have a locking feature on the power supply end that you must release. Do not
disconnect any power cables from the system board.
Note
Use the integrated power supply handle to pull the power supply out through the front of the chassis. See
Step 4
Figure
Installing and Upgrading Internal Modules in Cisco 2800 Series Routers
44
Power Supply Retaining Screws in a Cisco 2821 or Cisco 2851 Router
The AC-input power supply in a Cisco 2821 or Cisco 2851 router has only one power output
cable. The DC-input power supply has two power output cables, and the ILP supply has three
power output cables that must be disconnected.
44.
Figure 43.
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