Using Leds To Troubleshoot - NETGEAR CG3000D User Manual

Wireless Cable Gateway CG3000D/CG3100D User Manual

Using LEDs to Troubleshoot

The following table provides help when using the LEDs for troubleshooting.
Table 6-1. Using LEDs to Troubleshoot
LED Behavior
All LEDS are off when the gateway
is plugged in.
All LEDs Stay On
LAN LED is off for a port with an
Ethernet connection.
Internet LED is off and the
gateway is connected to the cable
television cable.
6-2
Action
Make sure that the power cord is properly connected to your gateway
and that the power supply adapter is properly connected to a
functioning power outlet.
Check that you are using the 12VDC power adapter supplied by
NETGEAR for this product.
If the error persists, you have a hardware problem and should contact
technical support.
• Clear the gateway's configuration to factory defaults. This will set the
gateway's IP address to 192.168.0.1. See
in Appendix A.
• If the error persists, you might have a hardware problem and should
contact technical support.
• Make sure that the Ethernet cable connections are secure at the
gateway and at the hub or PC.
• Make sure that power is turned on to the connected hub or PC.
• Be sure you are using the correct cable.
• Make sure that the coaxial cable connections are secure at the
gateway and at the wall jack.
• Make sure that your cable internet service has been provisioned by
your cable service provider. Your provider should verify that the signal
quality is good enough for cable modem service.
• Remove any excessive splitters you may have on your cable line. It
may be necessary to run a "home run" back to the point where the
cable enters your home.
v1.0, September 2009
"Factory Default Settings"
Troubleshooting