FUTABA 12K Instruction Manual page 61

SOUND
The warning sound and other sounds of the
T12K transmitter can be turned off.
*When "WARNING" was set to OFF, the no operation alarm
(30 minutes), mixing warning sound, and low battery alarm
sounds also turned off.
RTN
HOME/EXIT
RETURN
On/off operation
*The display blinks.
SOUND 2/2 VARIO MELODY
：
： ， ， ， ， ， ， ， ，
， ， ， ， ， ，
∼
， ， ， ，
<Push Dial>
ATL+ : When the operation direction is right or down
or C.W. , the volume is increased.
ATL- : When the operation direction is right or down or
C.W. , the volume is decreased.
SYM. : The center position is minimum volume. The
both end points are maximum volume.
，
ATL+ ATL-
<Functions of System Menu>
SYM.
61