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• If you want to use a connected audio source when the projector isn't projecting any images, set the
Quick Startup option in the Operation menu to Off and make sure the A/V Output setting in the
Signal I/O menu is set to Always On.
• If the volume for the computer is set to the minimum while the projector's volume is set to maximum,
the sound level may be mixed. Turn up the computer's volume and decrease the projector's volume
(when using Epson iProjection [Windows/Mac] or USB Display).
• Make sure the Audio Output Device option is set to the correct audio port for your video device.
• Check the Mic Input Level setting and lower it, if necessary.
• If you turn the projector on immediately after turning it off, the cooling fans may run at high speed
momentarily and cause an unexpected noise. This is normal.
Parent topic: Solving Image or Sound Problems
Related references
Input Signal Settings - Signal I/O Menu
Related tasks
Connecting to a Video Source for Sound
Connecting to External Speakers
Controlling the Volume with the Volume Buttons
Solutions to Microphone Problems
If there is no sound when you use a microphone connected to the projector, try the following solutions:
• Make sure the microphone is securely connected to the projector.
• Adjust the Mic Input Level setting in the Signal I/O menu. If the setting is too high, the sound of the
other connected devices will be too low.
Parent topic: Solving Image or Sound Problems
Solving Projector or Remote Control Operation Problems
Check the solutions in these sections if you have problems operating the projector or remote control.
Solutions to Projector Power or Shut-Off Problems
Solutions to Remote Control Problems
Solutions to Password Problems
Solutions When a Battery Message Appears
Solutions to HDMI Link Problems
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