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No terminal display
Symptom
The configuration terminal does not display any output when the router is powered on.
Solution
To resolve the issue:
1.
Verify that the power supply system is operating correctly.
2.
Verify that the console cable is correctly connected to the console port.
3.
Verify that the console cable is connected to the serial port that is configured on the
configuration terminal.
4.
Verify that the configuration terminal parameters are configured as follows:
Baud rate—9600
Data bits—8
Parity—none
Stop bits—1
Flow control—none
5.
Verify that the console cable is in good condition.
6.
If the issue persists, contact H3C Support.
Garbled terminal display
Symptom
The configuration terminal displays garbled output when the router is powered on.
Solution
Verify that the Data bits field is set to 8 for the configuration terminal. If the Data bits field is set to 5
or 6, the configuration terminal displays garbled characters.
No response from the serial port
Symptom
No boot information is displayed on the configuration terminal when the router starts up or restarts
up.
Solution
Verify that the serial console cable is in good condition and the serial port settings are correct.
Interface module, cable, and connection failure
Symptom
After an interface module is installed and the router is powered on, the LEDs on the interface
module panel indicate that the interface module is operating incorrectly.
5-2
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