Failed intercom or conference call
(there are already two handsets
being used).
Someone else is already using the
directory or call log when you try
to do so.
A handset with a low battery has
been placed in the telephone base
or charger.
The call switches from being on
mute to normal call.
The handset is to initiate an intercom
call to another handset. (You have to
press the handset number of the des-
tination handset.)
The intercom call has just been ended
by you or the receiver of the call.
The handset is calling another
handset (for intercom calls).
The handset is to transfer a put-on-
hold external call to another handset.
The handset is out of range while
on a call.
• The battery is not installed or not
installed properly in the handset
while in the telephone base or
charger.
-OR-
• The battery needs to be replaced.
-OR-
• An incorrect battery has been
installed by mistake. Use only
supplied rechargeable battery
or replacement battery (model
27910, part number 89-0099-00-
00).
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