Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 160

Removing and Replacing the Power Supply
Figure 5-35
7
9
1 Terminal block cover
2
DC power cable terminal block
3
Ground
4 Status LEDs
5 Power switch
Note With the PWR-6000-DC power supply, you have the option of removing the Input Power Module (IPM)
without disconnecting the DC-input wires and the ground wires. You can then replace your power supply
and insert the fully-wired IPM. To use this option, do not perform steps 3 through 6 and go to step 7.
Remove the two A4 screws securing the terminal block cover, and remove the cover from the power
Step 3
supply
Cut any cable tie-wraps being careful not to cut the DC-input wires.
Step 4
Cisco 7600 Series Router Installation Guide
5-32
DC-Input Front Panel for 6000-W DC-Input Power Supply
1
2
CI SC O SY
ST EM S, IN
C
1
5
6
(Figure 5-35).
3
8
9
2
3
IN PU T
OK 4
FA N
OK OU TP UT
FA IL
4
6 Captive installation screw
7
Input Power Module (IPM)
8
IPM captive screws
9 IPM latches
Chapter 5 Removal and Replacement Procedures
OL-4503-26