Cisco 7606-S Installation Manual page 94
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
f.
g.
h.
Note
Note
When installing the unit, the ground connection must always be made first and disconnected last.
Warning
To prevent a short circuit or shock hazard after wiring the DC-input power supply, reinstall the terminal
Caution
block covers.
Step 12
After confirming all installation steps are correctly completed, safety flags and lockout devices can be
removed, and the input circuits to the supplies can be energized.
Step 13
Verify power supply operation by checking that the power supply front panel LEDs are in the following
states:
•
•
•
If the LEDs indicate a power problem, see the
Installing a PWR-6000-DC Power Supply in a Cisco 7613 Router
With the PWR-6000-DC power supply, you have the option of installing an Input Power Module (IPM)
Note
(previously removed) with the DC-input wires and the ground wires still connected. You can then install
your power supply and insert the fully-wired IPM. Read through this procedure carefully before
installing your power supply.
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Cisco 7600 Series Router Installation Guide
5-94
Using the cable tie provided, place the cable tie through the slot at the top of the right terminal block
cover and secure the wiring going to the left terminal block.
Place and secure left and right inner terminal block cover.
Secure outer block cover.
For proper 4000W DC-input redundant power configuration, all three pairs of input wires for
one 4000W DC-input power supply must come from the same battery system (A feed); all three
pairs of input wires for the other 4000W DC-input power supply must come from another battery
system (B feed).
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.
INPUT OK LED is green
FAN OK LED is green
OUTPUT FAIL LED is not lit
Chapter 5
Removal and Replacement Procedures
"Identifying Startup Problems" section on page
4-2.
OL-4503-24
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