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Chapter 5 Maintaining the Router
Removing and Replacing an AC Power Entry Module
Step 3 Check the power supply status indicators:
•AC Input
(1) position.
–If the AC Input power indicator remains off after checking all of the power sources, replace the power supply with a spare.
–If the spare power supply does not work, replace the PDU.
•DC Output
If the indicator is off, toggle the power switch off and then on. If the indicator remains off after several attempts to power it on, replace the power supply with a spare.
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