Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 221

Chapter 5 Removal and Replacement Procedures
Figure 5-91
+ VE-1
- VE-1
+ VE-2
- VE-2
Figure 5-91
Note
supply does not have an outer terminal block cover. To order a retrofit kit use part number
CVR-4000DC-TERM=.
1 Inner terminal block cover
2 Plastic insulator
3 DC power cable terminal block 2 (TB2)
4
Ground
5 Status LEDs
6 Captive installation screw
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Warning
Remove the two A4 screws securing the outer terminal block cover, and remove the cover from the power
Step 4
supply
Step 5 Remove the two screws securing the left inner terminal block cover and one screw securing the right
inner terminal block cover.
Note
Attach the appropriate lugs to the DC-input wires and ground wire. The wires should be sized according
Step 6
to local and national installation requirements. Use only copper wire.
OL-4503-26
4000 W DC-Input Power Supply Front Panel
11
10
9
+ VE-3
- VE-3
8
shows PWR-4000-DC with an outer terminal block cover; an earlier version of this power
(Figure 5-91).
You must remove three terminal block covers for the 4000 W DC-input power supply: one outer
terminal block cover and two inner terminal block covers.
Removing and Replacing the Power Supply
3
2
1
I
0
INPU T OK
FAN
OUTP UT
1
2 OK
3 FAIL
7
6 5
7 Power switch
8 Outer terminal block cover
9 Inner terminal block cover
10 Plastic insulator
11 DC power cable terminal block 1 (TB1)
Cisco 7600 Series Router Installation Guide
4
5-93