Cisco XR 12404 - Manual (Page 145)

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Cisco XR 12404 Router Installation Guide
OL-13830-02
Chapter 5 Maintaining the Router
Removing and Replacing a DC PDU
Step 1 Make sure the power supply is seated properly:
• Eject and reseat the power supply. Make sure that the:
– Captive screw on the ejector lever are tightened securely.
– Power switch is set to the on (1) position.
Step 2 If the Input OK and Output OK LEDs are off, or if the Output Fail LED is on,
make sure that the:
• Power switch is set to the on (1) position.
• Power leads are securely connected to the power connector block on the PDU.
• Power cables are securely connected at the DC source connection.
• The source DC circuit breaker is turned on.
Step 3 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 a DC PDU
The DC PDU does not support online insertion and removal (OIR) and cannot be
replaced while the system is operating. You must power off the router before
replacing the PDU.
Caution To remove and replace the DC PDU, the system must be powered off. Notify the
network administrator and other appropriate personnel that all routing traffic
stops while the PDU is replaced.
Use the following procedure to remove and replace a DC PDU.
todd.book Page 21 Monday, March 16, 2009 2:47 PM