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Chapter 5 Troubleshooting the System Hardware
Symptoms and Solutions
5-36
Cisco Wide Area Application Engine 7326 Hardware Installation Guide
OL-6831-02
Temperature
LED on
The system temperature has
exceeded a threshold level.
1. Ambient temperature must be within
normal operating specifications. See the
Appendix A, “Wide Area Application
Engine 7326 Hardware Specifications.”.
2. Ensure that fans are operating correctly.
3. Ensure that both air baffles are installed.
4. Examine the system error log.
a. System is over recommended
temperature.
Check the information LED panel.
b. System is over recommended
temperature for CPU x (where x is 1 or
2) (CPU LED is also on).
Check CPU x.
Check the system board.
5. If the CPU LED on the diagnostic panel is
also on, one of the microprocessors has
caused the error.
Fan LED on When the LED is lit, a fan has
failed or is operating too slowly. A
failing fan can also cause the
TEMP LED to be lit.
When the LED flashes, an invalid
fan configuration has occurred.
1. Check individual fan LEDs.
2. Have the respective fan replaced.
3. Check the fan cable.
4. Check the system board.
5. Check the power cage assembly.
Table 5-7 Diagnostic Panel LED Error Definitions (continued)
Diagnostic Panel
LED Description Cause and Action