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User’s Guide • 3–7
Chapter 3 • Using the Desktop Projector
VOLUME Keys
The VOLUME keys on the remote control are used to adjust the
audio level of the projector’s internal speaker. Press the up or
down key to increase or decrease the speaker’s audio level.
MUTE Key
Use the Mute key to momentarily shut down audio ouput from
the DP5100. Pressing MUTE again toggles the sound back on.
CHANGE Keys
The CHANGE keys control the image inversion feature.
• The H key flips the projected image horizontally, for rear
projection.
• The V key flips the projected image vertically, for ceiling-
mounted projectors.
BLUE BACK Key
The BLUE BACK key turns on and off a bright blue background.
This background is helpful during setup, when you are
positioning the projected image on the projection screen.
LIGHT Key (on side of remote control)
Press the LIGHT key to use the remote control in a dark place. It
illuminates the remote control buttons.