Network Router User Manual

5-3
Cisco 7609 Internet Router Installation Guide
OL-5079-04
Chapter 5 Removal and Replacement Procedures
Removing and Replacing the Power Supply
Figure 5-1 AC-Input Power Supply Front Panel
Step 3
Loosen the screw on the cable retention device and disconnect the power cord
from the power supply being removed.
Note The AC power cord for the 4000W power supply is hard wired and
cannot be removed from the supply.
Step 4 Loosen the captive installation screw. (See Figure 5-1.)
Caution Use both hands to install and remove power supplies. Each Cisco 7609
Internet Router AC-input power supply weighs between 22 pounds (9.9 kg)
and 28 pounds (12.6 kg).
Step 5 Grasp the power supply handle with one hand and slide the power supply part of
the way out of the chassis. Place your other hand underneath the power supply, as
shown in Figure 5-2, and slide the power supply completely out of the chassis.
Power
switch
Cable
retention
device
AC power
connection
IN
PU
T
O
K
FAN
O
K
O
U
TPU
T
FAIL
Captive installation
screw
Status LEDs
16029
I
0