Cisco XR 12410 - Manual (Page 200)

Chapter 5 Maintaining the Router
Removing and Replacing AC and DC Power Subsystem Components
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Cisco XR 12410 and Cisco XR 12810 Router Installation Guide
OL-17441-01
• DCOK (green)—Indicates that the power supply is operating normally, and is
within the nominal operating range. This indicator lights a few seconds after
the DCOK indicator lights. If there is a power supply failure, the INOK
indicator shuts off.
Removing and Replacing a DC PDU
Use the following procedure to remove and replace a DC PDU.
Note This procedure describes how to replace a single PDU. The procedure is the same
if you are replacing both PDUs.
Step 1 Set the power switch to the off (0) position.
Step 2 Power off the circuit breaker assigned to the PDU you are removing.
Warning To ensure that power remains off while you are performing this procedure, tape
the circuit breaker switch in the off (0) position.