Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 196

Removing and Replacing the Power Supply
Ensure that the system (earth) ground connection has been made. For ground connection installation
Step 1
instructions, see the
Verify that power is off to the DC circuit that is connected to the power supply you are installing.
Step 2
Caution Use both hands to install and remove power supplies. Each DC-input power supply weighs between 22
pounds (9.9 kg) and 33 pounds (15 kg).
Grasp the power supply handle with one hand, and place your other hand underneath the power supply.
Step 3
Slide the power supply into the power supply bay. Make sure that the power supply is fully seated in the
bay (Figure
Figure 5-72
0
Tighten the power supply captive installation screws
Step 4
Cisco 7600 Series Router Installation Guide
5-68
"System Ground Connection" section on page
5-72).
Handling a DC-Input Power Supply
I
INPU T
FAN
OUT PUT
OK
OK
FAIL
Chapter 5 Removal and Replacement Procedures
3-19.
(Figure 5-73).
OL-4503-26