Troubleshooting, Front-panel lights and error conditions, Roubleshooting – Motorola SBG900 User Manual
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Overview Installation Troubleshooting
Specifications Glossary License
Configuration: Basic Gateway TCP/IP Wireless USB
Troubleshooting
If the solutions listed here do not solve your problem, contact your cable service provider. Before calling your
cable service provider, try pressing the reset button on the rear panel. Resetting the SBG900 may take 5 to 30
minutes. Your service provider may ask for the status of the front-panel lights as described in
.
Front-Panel Lights and Error Conditions
Problem
Possible Solutions
POWER
light is off
Check that the
SBG900 is properly plugged into the electrical outlet.
Check that the electrical outlet is working.
Press the Reset button.
Cannot send or
receive data
On the top front panel, note which is the first light (starting from the left) that is off. This light
indicates where the error occurred as described in the “Front-Panel Lights and Error Conditions”
table.
If you have cable TV, check that the TV is working and the picture is clear. If you cannot receive
regular TV channels, the data service will not function.
Check the coaxial cable at the
SBG900 and wall outlet. Hand-tighten if necessary.
Check the IP address. Follow the steps for verifying the IP address for your system. See
. Call your cable service provider if you need an IP address.
Check that the Ethernet cable is properly connected to the
SBG900 and the computer.
Problems related to
unsuccessful USB
driver installation
Remove the USB driver. Follow the appropriate procedure for your system in “
The SBG900 Setup
Program will not
start
The web cache is full or close to full. In Internet Explorer, choose Internet Options from the
Tools menu, and click the General tab. Click Delete Files and Clear History. Then try
again.
A wireless client(s)
cannot send or
receive data
Perform the first four checks in “Cannot send or receive data.”
Check whether the wireless interface is enabled.
Check whether you configured the ESSID and disabled ESSID broadcasting on the SBG900.
Then be sure the network name (ESSID) on each affected wireless client is identical to the
ESSID on the SBG900.
Check whether you configured a WEP key on the SBG900. If you configured a WEP key on the
SBG900, be sure each affected wireless client has the identical WEP key. If this does not solve
the problem, check whether the client wireless adapter supports the type of WEP key configured
on the SBG900. Check whether you enabled Allow Only Listed Stations Access. If you did, be
sure the MAC address for each affected wireless client is correctly listed.
For detailed information, see “
Light
Turns Off During Startup If
Turns Off During Normal Operation If
RECEIVE
The receive channel cannot be acquired
The receive channel is lost
SEND
The send channel cannot be acquired
The send channel is lost
ONLINE
IP registration is unsuccessful
The IP registration is lost
POWER
The
SBG900 is not properly plugged into the
power outlet
The
SBG900 is unplugged