Lpu Failure - H3C S12508-AC Installation Manual

When the MPU works properly, the RUN LED (callout 7 in
LED is off, steady on, or flashes in red, the MPU fails.
To troubleshoot the MPU:
Check that the power module works properly. For more information, see
1.
failure."
Press the RESET button of the MPU to reset the MPU. After the MPU is reset, check whether the
2.
corresponding RUN LED flashes green.
Check whether the MPU is fully seated. You can unplug the MPU, plug it again, and make sure that
3.
the MPU is fully seated.
If the switch has empty MPU slots, plug the MPU into an empty MPU slot, and check that the MPU
4.
can work properly.
If the failure still exists, contact the local agents or technical support engineers.
5.

LPU failure

When the LPU works properly, the LC LED (callout 3 in
flashes in green.
When the two LEDs are not in the states mentioned above, the LPU fails.
To troubleshoot the LPU:
Check that the MPU works properly. For more information, see
1.
Use the display device command to check whether the software version is compatible with the LPU
2.
in the current slot. If the software version is incompatible with the LPU, upgrade the software to a
compatible version.
Calculate the overall power consumption, and make sure that your power module can provide
3.
enough power.
Check whether the LPU is fully seated. You can unplug the LPU, plug it again, and make sure that
4.
the LPU is fully seated.
If the switch has empty LPU slots, plug the LPU into an empty slot, and check whether the LPU can
5.
work properly.
If the failure still exists, contact the local agents or technical support engineers.
6.
Switching fabric module failure
Table 30 Description of LEDs on the switching fabric module
LED
RUN (red/green)
When the switching fabric module works properly, the SFC LED (callout 2 in
and the RUN LED on the switching fabric module flashes green.
Figure
Status
Flashing green
Flashing red
Steady on
Off
86
Figure 55) flashes in green. When the RUN
"Power supply system
55) flashes, and the RUN LED on the LPU
"MPU failure."
Description
The switching fabric module
works properly.
The switching fabric is faulty.
The switch fabric module is
faulty or absent.
Figure 55) flashes green,