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Message Waiting Indication
The VT5831 is compatible with optional voicemail service provided by some local
telephone companies. If you subscribe to this service, and you have new, unplayed
messages in your voicemail, a Visual Message Waiting Indication (VMWI) signal is
transmitted by your local telephone company.
Handset and Base Operation
ADVANCED OPERATION
Handsfree Speakerphone Operation
Your VT5831 Handset has a built-in handsfree speakerphone. This feature allows you to stand
the Handset upright on a table or desktop and have handsfree conversations. For more
information, refer to MAKING CALLS in HANDSET AND BASE OPERATION.
Base Speakerphone Operation
The Base of your VT5831 is equipped with a full duplex speakerphone. This is a very useful
feature for handsfree conversations or conference calls at the Base Unit. For more
information, refer to MAKING CALLS in HANDSET AND BASE OPERATION.
Line in Use Indication
On the Handset :
When the telephone line is currently being used
by a VT5831 Handset or the Base, a status
message similar to this will display on idle
Handset(s):
When the telephone line is currently being
used by a parallel set (a telephone device
other than the VT5831 on the same line); the
phone icon will remain on steadily, and
EXTENSION IN USE will be displayed.
NOTE: With Clock Mode ENABLED, the
telephone icon moves to the top center
section of the screen:
On the Base :
When a VT5831 Handset is in use, the IN USE
LED will glow, and LINE IN USE will appear on
the screen. When a parallel set is in use, the IN
USE will flash, and EXTENSION IN USE will
appear on the screen.
Low Battery Indication
When a low battery is detected, the Battery icon
will flash and a warning beep is played. The
status message LOW BATTERY will also be
displayed when the Handset is in idle mode. To
prevent an unexpected call drop, a drained
Handset battery should be replaced by a fully
charged spare battery.
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