Cisco Universal Broadband Router Cisco uBR10012 Manual - Halaman 25
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Troubleshooting the PEM
Check the following to help isolate a problem with the power subsystem:
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OL-24536-01
Is the Power LED on each AC PEM on (green)?
If yes, the PEM is connected to an active 240 VAC AC power source and is supplying power to
–
the chassis.
If the Power LED is not on, and if no other LEDs are on, verify that the AC power source is
–
providing valid power. If necessary, try connecting the AC PEM to another wall outlet or power
supply.
Is the Fault LED on (yellow)?
If yes, it indicates that the PEM is connected to an active 240 VAC power source but is not
–
providing power to the chassis. Check that the AC PEM is properly inserted into the chassis and
that its power switch is on.
Check the status of the AC PEM using the show environment command.
The show environment command provides accurate information on the AC PEM only when
Note
using Cisco IOS Release 12.2(4)XF1, 12.2(4)BC1a, or a later release. If using an earlier
release, the show environment command will not correctly identify the AC PEM's error
messages.
If none of the above suggestions correct the problem, the AC PEM could be faulty. Contact a service
representative for further instructions.
AC Power Entry Module for the Cisco uBR10012 Universal Broadband Router
Troubleshooting the PEM
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