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28 ViewSonic CD4200
ENGLISH
Automatic Volume Control
1. Press the Menu button to display the main menu.
2. Press the ▲▼ buttons to select Settings.
3. Press ► / ▼ buttons to select Audio.
4. Press ► / ▼ button to select other items.
5. Press OK button to switch between “ON” and “OFF”.
Automatic Volume Control (AVC)
[ ON ]: AVC can avoid sudden increases or decreases of
volume like commercials.
[ OFF ]: Under special circumstances, such as opera or
symphony, volume can be performed in accordance with
the original sound level.