Hardware Installation and Reference Guide Troubleshooting
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6.2 Common Troubleshooting Procedures
Fault 1: The system login password is lost
[Fault Description]
The system login password of the switch is forgotten or lost, and so the user fail to configure the data.
[Troubleshooting]
Please contact Ruijie Customer Service Department for technical support.
Fault 2: The AC power module does not work
[Fault Description]
The indicator on the front panel of the device is OFF. The SYS indicator of fan module is OFF, and the fan does
not work.
The indicator on the panel of the power module is OFF. The fan does not work.
[Troubleshooting]
First unplug the power cord from the power module. Check if the cables of the cabinet have been correctly
connected. Check whether the cabinet power sockets are loosely connected to power modules. Check whether
the power cord is loosely connected to the power module. Check whether the power module is installed correctly.
If necessary, pull out the power modules and check whether the connectors of the power system get faults.
Fault 3: The fans in the fan module do not work.
[Fault Description]
After the system starts, the fans in the fan module do not work or the Status LED is OFF.
[Troubleshooting]
Check if the connection between the fan module and the backplane is secure and if the connector gets loose. If
the connection is secure, you need to replace the fan disk.
Fault 4: The serial port console has no output.
[Fault Description]
After the system is started, the serial console does not display any information.
[Troubleshooting]
Check whether serial port cables are connected correctly, whether serial port cables are disconnected, and
whether the connected serial port is identical with that configured on the hyper terminal. Check whether the
configuration of the serial port on the hyper terminal is the same as that described in Configuration Guide. If not,
modify the serial port configuration parameters. If there is still no serial port printed information, please contact
Ruijie Customer Service Department for technical support.
Fault 5: The serial port console outputs illegible characters.
[Fault Description]
The serial port console outputs illegible characters, which are unable to identify.
[Troubleshooting]
Such a problem is related to the settings of the serial port. Check if the settings of such parameters as the baud
rate match those in RG-S6150-X Series Switches RGOS Configuration Guide.
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