
18
3.2.1 Audio menu
Press
“
1
”
to get the OSD, press
“
△
”
or
“
▽
“
to move the highlight to Audio menu, and then press
“
1
”
to
enter Audio adjustment,which is done by pressing
“
△
”
or
“
▽
“
.
1) Volume
a. Press
“
△
”
or
“
▽
“
to increase or decrease the volume of the built-in speakers. Then press
“
1
”
to confirm
the adjustment and back to Audio menu.