BT Quartet 1500 User Manual page 18

You can adjust the handset
ringer volume when the
handset is not in use.
There are 3 settings, HIGH,
LOW and OFF.
The default setting is HIGH.
Press the
M
reduce the volume.
To switch the ringer volume
, press the
M
button and hold for 2 seconds
until you hear a confirmation
beep.
To adjust the volume, press
L and release the
The ringer will be set to the
level.
L Press and release the
button again to set the
volume to
You will hear a sample ring
on each press.
15
button to
button.
.
During a call you can adjust
L
the earpiece volume using
M
the and
There are 4 levels, where
1 is the lowest and 4 is the
highest.
The default setting is 2.
When you reach either the
highest or lowest setting
you will hear two beeps.
There are 3 handset melodies
to choose from. The default
setting is melody one.
Press the
button.
L Use the
buttons to scroll through
M
the melodies. You will hear
a sample melody to help
you choose.
Press the
button to confirm the chosen
setting.
You will hear a
confirmation tone.
buttons.
and