Netgear 10300143 사용자 설명서

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  Chapter 6.  Troubleshooting
 
   
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Wireless Cable Modem Gateway CG2003D User Manual 
Using LEDs to Troubleshoot
After you have turned on power to the gateway, you should do the following:
1. 
When power is first applied, verify that the Power LED is on.
2. 
Verify that the numbered Ethernet LEDs come on momentarily.
3. 
After a few seconds, verify that the Local port Link LEDs are lit for any local ports that are 
connected.
The LEDs on the front panel indicate gateway activity and can be used for troubleshooting.
LEDs Stay Off When the Gateway Is Plugged in
•     
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.
All LEDs Stay On
•     
Clear the Gateway’s configuration to factory defaults. This will set the Gateway’s IP 
36
•     
If the error persists, you might have a hardware problem and should contact technical 
support.
LAN LED Stays Off
If a LAN LED is off for a port with an Ethernet connection, check the following:
•     
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.
Cable Link LED Is Off and the Gateway is Cabled to the Wall Jack
•     
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 have on your cable line. It might be necessary to run 
a “home run” back to the point where the cable enters your home.