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Device interference  

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Device Interference
 
SYMPTOMS
Modem indicates that it is not in sync. (flashing sync light, no sync light, etc)
 
CAUSE
A device attached to the phone without an installed line filter.
These may be:
  • Telephone
  • Fax Machine
  • Dialup Modem
  • Caller ID box
  • Answering Machine
  • Satellite receiver
  • Digital Cable Box
  • Alarm System
Some cordless phones are incompatible with the DSL filters. Not using phone cable provided. Inadequate internal phone wiring.
 
RESOLUTION
Unplug every device on every phone jack one at a time until the modem's light indicates it is in sync. Install filter on offending device or do not reinstall it.




Created On: 12/23/2004 6:43:00 AM
Last Modified On: 8/11/2009 4:30:00 PM
Article ID: 10461
Viewed 2,891 times
 

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