Cortelco 879015-TP2-27S - Manual (Page 23)

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The Caller ID display does not show the caller's
information
The Caller ID unit will not function until you have Caller
ID service from your local telephone company. Call
your local telephone company to have Caller ID
installed on your phone line. Check your phone line
connections. Make sure all connections are secure and
connected.
If it is a private call or a blocked call, the caller's name
and/or phone number will not appear on the display.
ERROR appears on the LCD panel - Your phone received no information or unclear call
information. Static can cause this message. If this
condition persists, contact your local telephone
company to ensure that there is no problem with your
phone line.
- You might have answered the phone before 2 rings.
Cannot erase all records in memory The Delete Button must be quickly pressed twice to
erase a single call record. To erase ALL call records,
press and hold the Delete Button for at least 5 seconds
after you view all new calls.
Caller ID displays in the wrong language Reset the language by pressing the Menu Button and
then the Redial Button until E S F shown on the
display and press theÀ Down Button to confirm. The
language will be set to English mode.
Memory Dialing does not work Check the phone if you have programmed the numbers
correctly by pressing that memory number button. Also
programming can only be done if fresh batteries are
installed correctly.
Handset falls out of phone base when wall mounted Handset hanger was not installed properly for wall use.
Cannot see the name or number of the caller Did you wait for the second ring before picking up the
phone or pressing the Speakerphone Button? The
Caller ID will only detect information between the first
and second ring.
Caller's information is not registered The caller may have an unlisted or blocked number to
prevented Caller ID identification or it may be an
overseas call or you may have noise on the line during
that call.
Did you or your answering machine answer calls before
the second ring?