28
Using the audio
To use the projector’s speaker, connect your source to the
Audio In
connec-
tor on the projector.
To adjust the volume, press the
Volume
buttons on the keypad.
Troubleshooting Audio
If you aren’t hearing the audio, check the following:
•
Make sure the optional audio cable is connected.
Visit
www.infocus.com\accessories
to view optional cables.
•
Make sure the volume is turned up enough. Press the
Volume
button
on the keypad.
•
Make sure the correct source is active.
•
Adjust the audio source.
•
If playing a video, make sure the playback has not been paused.
Using the keypad buttons
Most buttons are described in detail in other sections, but here is an over-
view of their functions:
Menu
–opens the on-screen menus (page 31).
Select
–confirms choices made in the menus (page 31).
Up/Down arrows
–navigates to and adjusts settings in the menus (page 31).
Auto Image
–synchs the projector to the source.
Presets
–cycles through the available preset settings (page 33).
Keystone
–adjusts squareness of the image (page 8).
Volume
–adjusts sound (page 28).
Video
and
Computer
–changes the active source.
connect optional audio cable
adjust volume
menu navigation
buttons
sp4800_ug_en.fm Page 28 Monday, September 29, 2003 2:08 PM