H3C Technologies H3C WX3000E Series Wireless Switches - Manual (Page 58)

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Troubleshooting
Power supply failure
If the wireless switch cannot be powered on and the system status LED
PWR is off, verify the following items:
• The external AC power system is correctly working.
• The AC power cord is securely connected to the wireless switch.
• The power cord is in good condition.
NOTE:
If the problem persists, contact the H3C technical support for help.
Configuration terminal problems
If the configuration environment setup is correct, the configuration
terminal displays booting information when the wireless switch is
powered on. If the setup is incorrect, the configuration terminal displays
nothing or garbled text.
No terminal display
If the configuration terminal displays nothing when the switch is powered
on, verify the following items:
• The power supply is supplying power to the wireless switch.
• The console cable is properly connected.
• The console cable has no problem and the terminal settings are correct.
Garbled terminal display
If terminal display is garbled, verify that the following settings are
configured for the terminal, for example, HyperTerminal:
• Baud rate—9,600
• Data bits—8
• Parity—none