VTech Three Handset Connect to CELL™ Answering System with Caller ID User Manual page 17

Getting started
Telephone base layout (continued)
IN USE light
On when the handset
or headset is in use.
Flashes when another
telephone sharing the
same line is in use or
on hold.
Flashes quickly when
there is an incoming
home call.
/VOL/
Press to adjust the
volume during message
playback (page 83).
When the phone is not in
use, press to adjust the
telephone base ringer
volume (page 41).
D1/D2 lights
On when the telephone base is paired and
connected with a Bluetooth device.
Flashes when there is an incoming cell call.
Alternate when the telephone base is in
discoverable mode.
12
Message window
Shows the number of
messages and other
answering system
information (page 86).