5-49
Cisco 7600 Series Router Installation Guide
OL-4503-26
Chapter 5 Removal and Replacement Procedures
Removing and Replacing the Power Supply
Figure 5-54
DC-Input Front Panel for 2700-W DC-Input Power Supply
Warning
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Step 5
Remove the four screws securing the terminal block cover, and slide the cover off of the terminal block
(
Figure 5-54
).
Step 6
Attach the appropriate lugs to the DC-input wires and ground wire. The wires should be sized according
to local and national installation requirements. Use only copper wire. The maximum width of a lug is
0.600 inch (15.2 mm).
Note
For 2700 W power supplies, use fine-stranded copper conductors rated for 45-degrees Celsius
for North American installations.
1
Captive installation screw
7
Cable holder cover
2
DC power cable terminal block
8
Cable holder
3
Status LEDs
9
Tie-wrap
4
DC power cable terminal block cover
10
Cable holder
5
Cable holder cover
11
Tie-wrap
6
Ground
132219
PWR-2700-DC/4
-VE-1
-VE-1
-VE-2
-VE-2
INPUT1
OK
48V-60V
=40A
INPUT2
OK
48V-60V
=40A
FAN
OK
OUTPU
T
FAIL
ALL FASTEN
ERS M
UST BE F
ULLY ENGAGED
PRIOR T
O OPERA
TING THE POW
ER SUPPL
Y
3
2
6
4
10
1
8
5
7
11
9