Cortelco 879015-TP2-27S Operating Instructions Manual page 23

Cortelco speaker phone operating instructions 879015-tp2-27s
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The Caller ID display does not show the caller's
information
ERROR appears on the LCD panel
Cannot erase all records in memory
Caller ID displays in the wrong language
Memory Dialing does not work
Handset falls out of phone base when wall mounted
Cannot see the name or number of the caller
Caller's information is not registered
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.
- 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.
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.
Reset the language by pressing the Menu Button and
then the Redial Button until E S F shown on the
display and press the
language will be set to English mode.
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 hanger was not installed properly for wall use.
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.
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?
- 22-
Down Button to confirm. The

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