Epson EF21 - Adjusting the Brightness; Controlling the Volume with the Volume Buttons; Changing the Sound Mode

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3. Select Advanced Settings > Dynamic Contrast and press Enter.
4. Select the Dynamic Contrast setting and press Enter.
5. Select On to enable Dynamic Contrast.
6. Press the esc button to exit the menus.
Parent topic: Using Basic Projector Features
Adjusting the Brightness
You can adjust the brightness of your projector's light source.
1. Turn on the projector and display an image.
2. Press the brightness up/down buttons on the remote control to adjust the brightness.
3. Press the esc button to exit the menus.
Parent topic: Using Basic Projector Features
Controlling the Volume with the Volume Buttons
You can use the volume buttons on the remote control to adjust the volume of the internal speaker
system.
You must adjust the volume separately for each connected input source.
Warning: Do not start playback at a high volume. Sudden loud noises may cause hearing loss. Always
lower the volume before turning off the projector. Gradually increase the volume after turning the
projector on.
1. Turn on the projector and start a presentation that includes audio.
2. To lower or raise the volume, press the volume buttons on the projector's remote control.
Parent topic: Using Basic Projector Features
Changing the Sound Mode
You can change the projector's sound mode to provide optimal sound for a variety of image types.
1. Turn on the projector and start a video
2. Press the settings button on the remote control.
3. Select the Google TV settings icon on the dashboard.