General Installation Troubleshooting Flow; Common Troubleshooting Procedures - Ruijie RG-S7808C Series Hardware Installation And Reference Manual

6.1 General Installation Troubleshooting Flow

Abnormal working after
installation
Check the cabinet installation
Check the mounting of the
RG-N18000 switch in the cabinet
Check the power connection
Check the installation of the power
module
Check the modules and other
plug-in units on the backplane
Check the installation and
fastening of the modules
Check the indicators on the
modules
Check the connection of the serial
port and its parameters
Check the connection of the fibers or
cables of various ports
Contact Technical Support of
Ruijie Networks for hardware
problems

6.2 Common Troubleshooting Procedures

Fault 1: The AC power module does not work.
Fault Description:
The Status LED of each service module is OFF, the Power LED of the fan tray is OFF, and the fan does not work.
The LED on the panel of the power module is OFF. The fan does not work.
Troubleshooting:
First place the switches of all the power modules to OFF. Check if the cables of the cabinet have been correctly connected.
Check whether the power cables are tightly connected to the cabinet power sockets and power modules. Check whether
the power modules are installed correctly. If necessary, pull out the power modules and check whether the connectors on
the backboard of the power system are tightened.