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5 – Diagnostics/Troubleshooting
Chassis Diagnostics
5-12 59021-08 B
D
5.2.3
Fan Fail LED is Illuminated
The Fan Fail LED illuminates to indicate a malfunction with one or more of the
chassis fans. If the Fan Fail LED illuminates, do the following:
1. Inspect the chassis fan connections. Remove and reinstall the chassis fan.
Refer to Section 6 Removal/Replacement. If the condition remains,
continue.
2. Are all fans operating and producing equal air flow?
Yes - Contact your authorized maintenance provider.
No - Replace the weaker chassis fan. Refer to
Section 6 Removal/Replacement. If the condition remains, contact
your authorized maintenance provider.
5.2.4
Output Power LED Is Extinguished
The Output Power LED illuminates to indicate that the power supply is producing
the proper voltages. If the Output Power LED is extinguished, do the following:
1. Inspect the power supply Over Temperature LED. Is the power supply Over
Temperature LED illuminated?
Yes - Refer to ”Power Supply Over Temperature LED is Illuminated” on
page 5-13.
No - Continue.
2. Inspect the power cables and connectors. Are the cables unplugged? Are
the cables or connectors damaged?
Yes - Make necessary corrections or repairs. If the condition remains,
continue.
No - Continue.
3. Inspect the power source. Is the power source delivering the proper voltage?
Yes - Continue
No - Make necessary repairs. If the condition remains, continue.
4. Replace the power supply. Refer to Section 6 Removal/Replacement. If the
condition remains, contact your authorized maintenance provider.
Note: Removing a fan will not illuminate the Fan Fail LED.