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TROUBLESHOOTING TIPS
NO DIAL TONE
• Check all cabling to make sure that all connections are
secure and not damaged.
• Check hook switch: Does it fully extend when handset
is lifted from cradle?
NO DISPLAY
• Replace batteries.
• Check for proper battery installation.
NO INFORMATION IS SHOWN
AFTER THE PHONE RINGS
• Did you order Caller ID service from your local
telephone company? This unit requires that you
subscribe to Caller ID service in order to work.
• Be sure to wait until the second ring before answering.
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.