Newly Installed Power Module Failure; Symptom; Troubleshooting Flowchart; Solution - H3C S5560-EI Series Troubleshooting Manual

a. Verify that the power module is connected to the power source securely. If it has been
disconnected from the power source (The switch is being powered up with another power
module.), connect the power source to it.
b. Verify that the power module surface is clean. Dust buildup might cause high temperature. If
dust is accumulated on the power module, remove the dust. Then remove and reinstall the
power module. Execute the display power command to verify that the power module has
changed to Normal state. If the power module remains in Fault state, go to step c.
c. Install the power module into an empty power module slot. Then execute the display power
command to verify that the power module has changed to Normal state in the new slot. If the
power module remains in Fault state, replace the power module.
4. If the problem persists, contact H3C Support.

Newly installed power module failure

Symptom

A newly installed power module fails.

Troubleshooting flowchart

Figure 3 Troubleshooting newly installed power module failure

Solution

To resolve the problem:
1. Identify the operating state of the power module.
[Sysname]display power
Slot 2:
PowerID State
1
Mode
Normal --
Current(A) Voltage(V)
-- --
8
Power(W)
--