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Cisco 10000 Series Troubleshooting Guide

Cisco 10000 Series
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2-4
Cisco 10000 Series Router Troubleshooting Guide
OL-0439-02
Chapter 2 PEM Faults and Blower Failures
Other Electrical Problems
Table 2-4 lists the AC PEM fault indications and recommended actions.
Other Electrical Problems
If the electrical problem cannot be traced to a PEM, check the unit for:
Improper power cable connections to the Cisco 10000 series router
Improper installation of other field-replaceable units (FRUs)
Check the site for:
Improperly grounded equipment, particularly equipment racks and power grounds
Fluctuating voltage, which can result from excessive power drains caused by other equipment (such
as air conditioning units)
Cable corrosion or defective power panels, circuit breakers or fuses, or cable connections
Undersized power cables or excessive power cable lengths
Excessive power demand on backup power systems or batteries when alternate power sources
are used
Ta b l e 2 - 4 A C PEM Fault Indications and Recommended Actions
Symptom Steps to Take
Power LED on PEM fails to light
1. Make sure the power switch is in the on position.
2. Make sure the PEM is properly seated and screwed
into place.
3. Make sure the power cable is plugged in properly.
4. Check the power source.
5. Move the PEM to the other PEM slot. If the PEM
still fails, replace it.
6. If the problem persists, contact the Cisco TAC.
Fault LED is lit yellow
1. Make sure that the PEM is switched on.
2. Replace the PEM.
3. Call the Cisco TAC.

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Cisco 10000 Series Specifications

General IconGeneral
BrandCisco
Model10000 Series
CategoryNetwork Router
LanguageEnglish

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