A4Appendix
Appendix B Troubleshooting
This chapter is intended to help you troubleshoot problems you may encounter while setting up and using the Modem. It also describes some common hardware and software problems and gives some suggestions to troubleshoot them.
B.1 Diagnostics with the LEDs
Most hardware problems can be diagnosed and solved by checking the LEDs on the front panel of your router.
If the POWER LED is dark
-Make sure the power cord is firmly plugged into the back panel of the router and the other end into an active AC wall or power strip outlet.
-Make sure the power switch is turned on.
If the PC LED is dark
-Make sure your Ethernet cable is firmly plugged into the back panel of the router and the other end into your computer or HUB.
-Make sure you using the correct Ethernet cable for your application.
-Make sure your Ethernet board is installed properly in your system by ping the IP address of your PC.