Chapter 5 Maintaining the Router
Removing and Replacing an RP or a Line Card
Step 1 If the Input OK and Output OK LEDs are off, make sure that the:
•PEM is firmly seated in the bay and the captive screws are tightened securely.
•DC power source circuit breakers are switched on.
•DC power cables are securely attached to the PDU terminal block.
•Power switch is set to the on (1) position.
Step 2 If the amber MISWIRE LED is on, the wires on the power block are reversed.
a.Power off the PEMs and make sure the DC power source circuit breakers are switched off. Go to Step 9 of the installation procedure and reconnect the wires correctly to each of the power connector blocks.
b.Switch on the DC source power circuit breakers and power on the PEMs.
If the problem still exists, replace the PEM.
If replacing the PEM does not correct the problem, contact a Cisco service representative for assistance.
Removing and Replacing an RP or a Line Card
Line cards can occupy any slot, 0 (the top slot) through 4, in the RP and line card cage (Figure
Cisco XR 12406 router line cards support OIR, so they can be removed and installed while the router remains powered up. RPs also support OIR, but are
Caution If you are removing, but not replacing a card in the chassis, you must have a blank filler in place for EMI shielding and to ensure proper cooling.
Additional line card information can be found in the installation and configuration documentation for each type of line card.
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