Front Panel Led Icons And Error Conditions - Arris SURFboard T25 User Manual

Modem problem

Front panel LED icons and error conditions

The T25 front panel LED icons provide status information for the following error conditions:
Table 8: Front panel LED icons and error conditions
LED Icon
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SURFboard T25 Cable Modem with Xfinity Voice User Guide STANDARD Revision 2.0
Possible solution
■ Contact your service provider for assistance.
Status If, During Startup:
OFF T25 is not properly plugged into
the electrical outlet
BLINKING Upstream (Send) channel or
Downstream (Receive) channel
cannot be acquired
BLINKING IP registration is unsuccessful
OFF Telephone is not detected
OFF Telephone is not detected
Chapter 7: Troubleshooting tips
If, During Normal Operation
T25 is unplugged
Upstream channel is lost
Downstream channel is lost
IP registration is lost
Telephone is disconnected
Telephone is disconnected
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