Using Basic Projector Features
Monitoring and Controlling the Projector
If there is no sound or the volume is too low or high, try the following solutions:
When Image Processing is set to Fine in the projector's Signal I/O menu, set Frame Interpolation to Off in the projector's Image menu.
Set Image Processing to Fast in the projector's Signal I/O menu.
Select the sound output settings of the video devices connected to the projector. For details, see the documentation supplied with your video device.