7
5.
If the issue persists, contact H3C Support.
Newly installed power module failure
Symptom
A trap or log is generated indicating that a newly installed power module is faulty.
Solution
To resolve the issue:
1.
Execute the
display power
command to display power module information.
<H3C>display power
Slot 1:
Input Power: 60(W)
PowerID State Mode Current(A) Voltage(V) Power(W) FanDirction
1 Normal AC 5.08 11.84 60 PowerToPort
2 Absent -- -- -- -- --
2.
Observe the status LED on the power module.
The power module status LED has the following indications:
Steady green: The power module is operating correctly.
Flashing green: The power module has power input but is not installed on the device.
Steady red: The power module is faulty or in self-protection mode.
Flashing green/red alternatively: An alarm is present on the power module and the power
module is not in self-protection mode. The possible alarms include output overcurrent,
output overpower, and overtemperature.
Flashing red
−
The power module does not have power input, and the other power module installed on
the same device has power input.
−
The power module is in input undervoltage protection mode.
Off: The power module does not have power input.
3.
If the power module is in
Absent
state, and the status LED on the power module is flashing
green (connected to power) or off (not connected to power), the power module is not installed
securely.
a.
Remove and reinstall the power module to make sure the power module is installed
securely. Then check whether the power module has changed to
Normal
state and whether
its status LED is steady green. If the issue persists, go to step
b.
Remove and install the power module into an empty power module slot. Then check
whether the power module has changed to
Normal
state and whether its status LED is
steady green. If the issue persists, go to step
4.
If the power module is in
Fault
state, perform the following tasks:
a.
If no power is present on the power module (the status LED flashing red), connect power to
the power module.
b.
If the status LED on the power module is steady red or flashing red/green alternatively, the
power module is faulty, an alarm is present on the power module, or the power module has
entered into self-protection mode. Remove and install the power module into an empty
power module slot. Then check whether the power module has changed to
Normal
state
and whether its status LED is steady green. If the issue persists, go to step
