
Operation Manual
S15
Page
25
8.3 SPEAKER SELECTING
Using “
▲
”“
▼
”on the microphone to select SPEAKER and press
(ENT)
to
obtain the following screen.
Then, press “
▲
”“
▼
”to select internal, external or both speaker. Press
(ENT)
for confirmation and exit.
8.4 TONE SELECTION
Using “
▲
”“
▼
”to select BEEP and press
(ENT)
to obtain the following
screen.
Then, press “
▲
”“
▼
”to select enable or disable the BEEP tone function
for the keypad, button press and the notifying sound of NAVTEX
message received. Press
(ENT)
for confirmation and to exit.