H3C Technologies H3C MSR 2600 - Manual (Page 49)

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Configuration terminal problems
If the configuration environment setup is correct, the configuration terminal displays boot information
when the router is powered on. If the setup is incorrect, the configuration terminal displays nothing or
garbled text.
No terminal display
Symptom
The configuration terminal displays nothing when the router is powered on.
Solution
To resolve the problem:
1. Verify that the power supply system is operating correctly.
2. Verify that the console cable is correctly connected.
3. Verify that the console cable is connected to the serial port that is configured for 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 problem persists, contact H3C Support.
Garbled terminal display
Symptom
The configuration terminal displays garbled characters 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 cable is in good condition and the serial port settings are correct.