Removing and Replacing the Power Supply
Figure 5-68 2500 W DC-Input Power Supply Front Panel
DC power cable
terminal block
Warning
Power supply captive installation screws must be tight to ensure protective grounding continuity.
Step 5
Remove the two screws securing the terminal block cover, and slide the cover off of the terminal block
(Figure
Step 6
Attach the appropriate lugs to the DC-input wires. The maximum width of a lug is 0.300 inch (7.6 mm).
The wire should be sized according to local and national installation requirements. Use only copper wire.
Note
Connect the DC-input wires to the 2500 W power supply terminal block
Step 7
Ground
•
Negative (-)
•
•
Positive (+)
Warning
When installing the unit, the ground connection must always be made first and disconnected last.
Cisco 7600 Series Router Installation Guide
5-64
Terminal block
cover
I
0
Power
switch
Captive installation
screw
5-68).
For 2500 W power supplies, use fine-stranded copper conductors rated for 90-degrees Celsius
for North American installations.
INP UT
FAN
OUT PUT
OK
OK
FAIL
Status LEDs
Chapter 5
Removal and Replacement Procedures
(Figure
5-69) in this order:
OL-4503-24