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Maintenance and troubleshooting
Power module failure
Symptom
The status LED on a power module is not steady green (active state) or flashing green (standby
state)
For more information about the power module LED, see
H3C PSR1600B-12A-B Power
Modules
User Manual
.
Solution
To resolve the issue:
1.
Verify that the power cord is connected correctly.
2.
Verify that the power source is as required by the switch.
3.
Verify that the operating temperature of the switch is in the acceptable range and adequate
ventilation is available for the power module.
4.
If the issue persists, contact H3C Support.
To replace a power module, see "
Installing and removing power modules
."
Fan tray failure
CAUTION:
The switch has five fan tray slots. If multiple fan trays fail when the switch is operating, do not
remove the fan trays at the same time. Replace the fan trays one after another and finish replacing a
fan tray within 3 minutes.
Symptom
The alarm LED on a FAN-80B-1-B fan tray is steady red and the system outputs alarm messages.
Solution
See "
" to replace the fan tray. If the issue persists, contact H3C Support.
Configuration terminal display issues
No output
Symptom
The configuration terminal does not have any output when the switch is powered on.
