Peiying PY-GPS5004BT, Руководство пользователя

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4.8.2 Volume adjust
„Volume adjustment” includes:
1. Speaker volume adjust;
2. “Screen click tone” set
Close Exit
“
backlight set
”
interface
;
Brightness decrease Just click it, the brightness will
decrease gradually to the lowest level
;
Brightness increase Just click it, the brightness will
increase gradually to the highest level
Present Brightness Yellow blank shows the present
brightness
Close Exit “volume adjust” interface;
Volume
Adjustment-
Click the and to decrease /
increase the volume gradually;
Set screen click
tone Turn on/ off the screen click tone .
Click the and to set the screen
click tone;
Present volume Yellow blanks shows the present
volume level;
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