Failed intercom or conference call
(there are already two handsets
being used).
UNABLE TO CALL
TRY AGAIN
Another handset is using the direc-
tory or call log.
NOT AVAILABLE
AT THIS TIME
CHARGING
A handset with a low battery has
been placed in the telephone base
or charger.
The call switches from mute to nor-
mal call.
MICROPHONE ON
The handset is making an intercom
call to another handset. (Press the
handset number of the destination
handset.)
INTERCOM TO:
The intercom call has just been dis-
connected.
INTERCOM ENDED
The handset is calling another
handset (for intercom calls).
CALLING
HANDSET X
The handset is transferring an exter-
nal call to another handset.
TRANSFER TO:
The handset is out of range while
on a call.
NO SIGNAL, CALL ENDED
WARNING
CHECK BATTERY!
The battery is not installed or not
installed properly in the handset.
-OR-
The battery needs to be replaced.
-OR-
An incorrect battery has been
installed. Use only the supplied bat-
tery, or replacement battery model
27910 (part number 89-0099-00-
00) or equivalent.