AT&T TL74458 - Manual (Page 72)

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Appendix C
Telephone base and handset display screen messages
Screen display messages
Failed intercom or conference call
(there are already two handsets
being used).
UNABLE TO CALL
TRY AGAIN
Someone else is already using the
directory or call log when you try
to do so.
NOT AVAILABLE
AT THIS TIME
Mute has just been turned off so
your voice is again being sent out.
MICROPHONE ON
You have started the intercom
process, and need to enter the
handset number you want to call.
INTERCOM TO:
The intercom call has just been ended
by you or the receiver of the call.
INTERCOM ENDED
The handset is attempting to
intercom with another handset.
CALLING
HANDSET X
You have started the call transfer
using intercom process, and need to
enter the handset number to which
you want to transfer the call.
TRANSFER TO:
WARNING
CHECK BATTERY!
• The handset battery is not
installed or not installed properly
in the handset and the handset
is in the charger.
-OR-
• The handset battery needs to be
replaced.
-OR-
• An incorrect handset battery
has been installed. Use only the
supplied rechargeable battery
or replacement battery (model
27910, part number
89-0099-00-00).
CALL TRANSFERED You have transferred an outside
call to another handset.
CALLING BASE The handset is attempting to
intercom with the telephone base.