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TROUBLESHOOTING TIPS
NO INFORMATION IS SHOWN
AFTER THE PHONE RINGS
• Be sure to wait until the second ring before
answering.
• Check all cabling to make sure that all
connections are secure and not damaged.
ERROR MESSAGE IS DISPLAYED
•
ERROR
appears in the display if the unit detects
anything other than valid Caller ID information
during the silent period after the first ring. This
message indicates either the presence of noise
on the line, or that an invalid message has been
sent from the telephone company.