Vivitek DW3321 - Audio Volume Control; Adjusting Projector Volume

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Adjusting the Volume
1.
Press the Volume buttons on the remote
control.
The volume control appears on the
display.
2.
Press the ◄ / ► buttons on the keypad
to adjust Volume +/-.
3.
Press the MUTE button to turn off the
volume (This feature is available only on
the remote).