Troubleshooting; Power Module Failure; Symptom; Solution - H3C WX5540H Installation Manual

Troubleshooting

Power module failure

Symptom

The device cannot be powered on and the power module status LED PWR is off.

Solution

To resolve the problem:
1. Verify that the power source is as required.
2. Verify that the power cord is connected securely.
3. Verify that the power cord is in good condition.
4. If the problem persists, contact H3C Support.
No display or garbled display on the configuration
terminal
Symptom
The configuration terminal does not have display or have a garbled display when the device is powered
on.
Solution
To resolve the problem:
Verify that the power system is operation correctly.
1.
2. Verify that the console cable is connected correctly to the specified serial port on the configuration
terminal.
3. Verify that the following settings are configured for the terminal:
Baud rate—9,600.
Data bits—8.
Parity—none.
Stop bits—1.
Flow control—none.
Emulation—VT100.
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