CALLER ID SYSTEM TROUBLESHOOTING TABLE
SYMPTOM SOLUTION
The Caller ID LCD
panel is blank
•
Check the power connections.
•
Check the telephone line cord connections.
•
Check the batteries for proper installation.
•
The handset LCD panel will only start displaying
information after the first call is received.
The Caller ID LCD
panel does not
show the caller’s
name and/or phone
number
•
The Caller ID unit will not function until you have Caller
ID service provided by your local phone company. Call
your local phone company to have Caller ID installed on
your telephone line.
•
Check your telephone line connections. Make sure all
connections are secure and connected.
•
If you have a Telephone Answering Device (TAD)
connected with the unit, set the TAD to answer after two
rings or more.
•
If it is a blocked call or an out-of-area call, the caller’s
name and/or phone number will not appear on the
display. Please refer to the “Receiving Caller ID
Information” section for more details.
•
If only the caller’s phone number appears on the display,
it may be a Single Data Message Format (SDMF) calls,
as opposed to a Multiple Data Message Format (MDMF)
calls.
Random characters
and/or “DATA
ERROR” appear on
the LCD panel.
•
On rare occasions, the Caller ID information sent by the
telephone company may have an error in the
transmission. This is not the fault of your Caller ID unit.
Cannot get Call
Waiting
identification on the
LCD panel.
•
* Subscription to Caller ID Call Waiting (CIDCW) is
required from your local phone company for the CIDCW
function to operate properly. Call your local phone
company for details.
THIS SYMBOL IS INTENDED TO ALERT THE USER OF
THE PRESENCE OF IMPORTANT OPERATING AND
MAINTENANCE(SERVICING) INSTRUCTIONS IN THE
OWNER’S MANUAL.
AC Adaptor of Base Unit:
Use only with Class 2 Power Source, 6V DC, 200mA output
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