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Maintenance and troubleshooting
Power supply failure
Symptom
The power supply status LED on a power supply is not steady green (active state) or flashing green
(standby state)
For more information about the LEDs on a power supply, see
H3C LSVM1AC650 & LSVM1DC650
Power supplies User Manual
,
H3C LSVM1AC300 & LSVM1DC300 Power supplies User Manual
,
and
H3C PSR450 Power supply Series 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 the power
supply has good ventilation.
4.
If the issue persists, contact H3C Support.
To replace a power supply, see "
Installing and removing power supplies
Fan tray failure
CAUTION:
The S6890-54HF and S6890-44HF switches each have five fan tray slots. The S6890-30HF switch
has four fan tray slots. If multiple fan trays fail, 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 status LED on an LSWM1FANSA, LSWM1FANSAB, LSPM1FANSA, or LSPM1FANSB fan tray
is steady orange and the system outputs alarm messages.
Solution
See "
" to replace the fan tray. If the issue persists, contact H3C
Support.