Installation Manual
6. Troubleshooting
33
www.qtech.ru
6
TROUBLESHOOTING
6.1
General Installation Troubleshooting Flow
Abnormal working after installation
Check the cabinet installation
Check the mounting of the switch in the cabinet
Check the power
connection
Check the installation of the power supply module
Check the plug-in units of each module
Check the installation and fastening of the modules
Check the indicators on the device and the modules
Check the connection of the serial ports and its parameters
Check the connection of the fibers or cables of various ports
Contact Technical Support of QTECH for hardware problems