NEC 40,000-Lumen 4K Laser Installation Projector - Manual (Page 54)

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3. Convenient Features
❹
Muting the Image (AV Mute)
Press the AV-MUTE button to turn off the image for a short period of time.
Press again to restore the image.
TIP:
• The image will disappear but not the menu display.
❺ Turning Off the On-Screen Menu (On-Screen Mute)
A press of the ON-SCREEN button on the remote control will hide the
on-screen menu, the source display and other messages. The SHUT-
TER indicator will turn on in orange. Press again to restore them. The
SHUTTER indicator will turn off. SHUTTER indicator
TIP:
• To confirm that the on-screen mute is turned on, press the MENU button. If the on-screen menu is not displayed even though
you press the MENU button, it means the on-screen mute is turned on.
• The on-screen mute is maintained even when the projector is turned off,
• Holding down the MENU button for at least 10 seconds will turn off the on-screen mute.