Cisco 7606-S Installation Manual page 84
Field-replaceable units (frus)
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- Configuration manual (742 pages) ,
- User manual (446 pages) ,
- Installation manual (324 pages)
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Removing and Replacing the Power Supply
Note
Wire for 6000 W (right side of power supply bay) as follows:
Step 11
a.
From the right side of the power supply, connect the ground wire to the ground
Figure 5-83 DC-Input Wire Connections for 6000-W DC-Input Power Supply for Right Side of Power
Input power
module
b.
From the right side of the power supply, connect each of the DC-input wires to the terminal block
(Figure 5-77
Note
Cisco 7600 Series Router Installation Guide
5-84
For multiple DC input power supply, each DC input must be protected by dedicated circuit
breaker or fuse. The circuit breaker or fuse should be sized according to the power supply input
rating and local or national electrical code requirements.
Bay
Terminal
block cover
CI SC O SY
Power
ST EM S, IN
C
switch
Captive
installation
screw
and
Figure
5-83) in this order:
Negative (-)
Positive (+)
When you tighten the terminal nuts, make sure they are snug. Do not over tighten them.
Recommended torque strength is 20 inch-pounds. Over tightening the terminal nuts can
break the terminal block (Maximum torque: 36 inch-pounds).
Chapter 5
1
2
3
IN PU T
OK
4
FA N
OK
OU TP UT
FA IL
( ) Ground
Removal and Replacement Procedures
(Figure
5-83).
Power leads
attached to
terminal block
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
( - ) Negative
(+) Positive
OL-4503-24
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