Epson PowerLite U50 3700-Lumen WUXGA 3LCD Projector - Manual (Page 110)

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2. To lower or raise the volume, press the Volume buttons on the remote control.
A volume gauge appears on the screen.
3. To set the volume to a specific level for an input source, use the projector menus.
Parent topic: Using Basic Projector Features
Projecting a PC Free Presentation
You can use your projector's PC Free feature whenever you connect a USB device that contains
compatible files. This lets you quickly and easily display the contents of the files and control their display
using the projector's remote control.
PC Free Precautions
Supported PC Free File Types
Starting a PC Free Slide Show
Starting a PC Free Movie Presentation
PC Free Display Options
Parent topic: Using Basic Projector Features
PC Free Precautions
Note the following precautions when using PC Free features:
• You cannot use a USB key for PC Free features.
• Do not disconnect the USB device while it is being accessed; otherwise, PC Free may not operate
correctly.
• You may not be able to use the security features on certain USB devices with PC Free features.
• When connecting a USB device that includes an AC adapter, connect the AC adapter to an electrical
outlet when you use the USB device with your projector.