Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual page 157

Chapter 5 Removal and Replacement Procedures
Figure 5-32
+ VE-1
- VE-1
+ VE-2
- VE-2
Figure 5-32
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
Remove the two A4 screws securing the outer terminal block cover, and remove the cover from the power
Step 3
supply
Step 4 Cut any cable tie-wraps being careful not to cut the DC-input wires.
The 4000 W DC-input power supply provides voltages of 2700 W or 4000 W for single and redundant
Note
configurations. Some configurations require cable tie-wraps. For more information, refer to
PWR-4000-DC Power Supply in a Cisco 7609 Router or a Cisco 7609-S Router, page
Remove the two screws securing the left inner terminal block cover and one screw securing the right
Step 5
inner terminal block cover. Remove both inner terminal block covers.
Note
OL-4503-26
DC-Input Front Panel for 4000-W DC-Input Power Supply
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 5-32).
You must remove three terminal block covers for the 4000 W DC-input power supply.The
left-side inner terminal block cover has two securing screws and the right-side inner terminal
block cover has one securing screw.
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
Installing a
5-70.
5-29