Solving Problems 89

There is no sound, or the sound is not loud enough.

■Use the Volume buttons to adjust the volume (see page 50), or
adjust the Volume setting in the Settings menu.
■Make sure A/V Mute is not enabled. (Press the A/V Mute button
to disable it.)
■If your presentation includes computer audio, make sure the
volume control on your computer is not turned all the way down
or muted. In Windows, you ma y be able to check this by clic king
the volume control in your Windows system tray (lower right
corner of the screen). On a Mac, you may be able to adjust the
volume from your menu bar (top right corner of the screen) or via
the volume control function keys.
■If you’re using a DVD player or other video source, make sure the
cables are connected correctly, as described on page34.

Nothing appears on an external monitor

The only images that can be displayed on an external monitor are
computer images connected through the Computer (Component
Video) port (see page 33).
Solving Problems With the Remote Control

The projector doesn’t respond to remote control commands.

■Point the remote control towards the projector’s receiver. Make
sure you are within 19.7 feet (6 meters) of the projector and
within a 30° horizontal angle and a 15° vertical angle from the
projector’s front or back receiver.
■The remote control’s batteries may not be installed correctly or
may be low on power. To change the batteries, see page 76.