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Maintenance and troubleshooting
Power supply failure
Symptom
The status LED on a power supply is not steady green (active state) or flashing green (standby state)
For more information about the power supply LED, see
H3C LSVM1AC650 & LSVM1DC650 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 supply.
4.
If the issue persists, contact H3C Support.
To replace a power supply, see "
Installing/removing power supplies
."
Fan tray failure
CAUTION:
The switch has three fan tray slots. If one fan tray fails when the switch is operating, replace the fan
tray immediately and keep the failed fan tray in position before replacement. If two fan trays fail,
finish replacing at least one fan tray within 1 minute. Replace the fan trays one after another. Do not
remove them simultaneously.
Symptom
The alarm LED on a fan tray is steady yellow 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.
