Vand A170 User Manual page 34

IV LCD Panel Monitor
H. AUDIO: adjust speaker volume.
In the main menu, choose "AUDIO". Press " Menu" key to enter the sub-menu
Press "Up"/"Down" key to choose "Mute" or "Volume". When choose "Mute";
press " Menu" key to switch ON or OFF. When choose "VOLUME", press
"Menu" key to show the volume level. Press "Up"/"Down" key to adjust the
volume level. The scale can be adjusted from maximum (127) to minimum (0).
Press "Menu" Key to save the adjustment and return to the sub-menu. Choose
"RETURN" to go back to the main menu. Choose "EXIT" to exit. Or wait about 5
seconds for auto exit.
Also, to control audio, there's hot keys "
a. Press key to switch the mode between "Mute" and Volume".
b. Press key to show the volume of audio output. Press "
to adjust the volume. Press "Menu" to save and exit.
I. RECALL: back to the present setting automatically
In the main menu, choose "RECALL". Press "Menu" key, the system will
automatically recall the present setting. Choose "EXIT" to exit. Or wait about 5
seconds for auto exit.
J EXIT: left the main menu.
When finish adjustments, in the main menu, choose "EXIT"; press " Menu" key to
exit the whole setting.
Up", " Down" can be used.
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Up, Down