H3C Technologies H3C SecPath F1000-E - Manual (Page 66)

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Troubleshooting
The barcode stuck on the firewall chassis contains information about production and servicing. Before
you return a faulty firewall for serving, provide the barcode information of the firewall to your local sales
agent.
Troubleshooting power supply system failures
Symptom
The firewall cannot be powered on. The power LED on the front panel is off.
Solution
1. Turn off the power switch of the power source.
2. Verify that the power source is operating properly.
3. Verify that the power cord is properly, firmly connected.
4. Verify that the power cord is in good condition.
If the cause cannot be located in the previous steps and the problem persists, contact your local sales
agent.
Troubleshooting fan failures
Symptom
After the firewall starts up, the following error message appears on the configuration terminal:
%Jun 22 16:11:37:485 2007 H3C DEV/4/FAN FAILED:
Fan 1 failed.
Solution
1. Examine the ventilation holes of the firewall, and verify that the firewall has fans installed.
2. Examine whether any fan has stopped rotating.
If the cause cannot be located in the previous steps and the problem persists, contact your local sales
agent.
Troubleshooting configuration system failures
If the firewall runs normally after being powered on, the boot information is displayed on the
configuration terminal. If the configuration system is faulty, the configuration terminal displays garbled
characters or does not display anything.