H3C CR19000-20, Руководство по установке

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9-2

Emulation —VT100.
7. If the issue persists, contract H3C support.
Garbled display on the configuration terminal
Symptom
The configuration terminal displays garbled output when the router is powered on.
Solution
To resolve the issue:
1. Verify that the following settings are configured for the terminal:

Baud rate —9600.

Data bits —8.

Parity —None.

Stop bits —1.

Flow control —None.

Emulation —VT100.
2. If the issue persists, contact H3C Support.
System failures during operation
Symptom
A system failure occurs when the router is operating.
Solution
To resolve the issue:
1. Execute related commands to locate the fault.
2. If a configuration error is found, re-configure the settings or restore the factory-default settings.
For more information, see H3C CR19000 Core Routers Fundamentals Configuration Guide .
3. If the issue persists, contact H3C Support.
Power supply failure
Symptom
The LEDs for the power supply are in the following states:
•
On the MPU, the PWR OK LED is off and the PWR FAIL LED is on.
The PWR OK LED is on and the PWR FAIL LED is off only when all the power supplies are
operating correctly. When a power supply is faulty, the OK LED is off and the FAIL LED is on.
•
On the power supply, the INPUT OK LED or the OUTPUT OK LED is red.
For more information about the LEDs, see H3C CR19000-20 Core Router Hardware Information and
Specifications .
NOTE:
After a power supply is removed from the router, the input and output LEDs on the power supply stay
on for several seconds.