EPSON PowerLite 8150i Projector
12 - EPSON PowerLite 8150i Projector 5/01
Using the Control Panel
The following table summarizes the functions on the control
Cleaning the Lens
Warning: Before you clean any part of the projector, turn off the
projector and unplug the power cord. Never open any cover on the
projector, except the lamp and filter covers. Dangerous electrical
voltages in the projector can injure you severely. Do not try to
service this product yourself, except as specifically explained below.
Refer all other servicing to qualified service personnel.
Clean the lens whenever you notice dirt or dust on the surface.
❏Lightly wipe the lens surface with a soft, dry, lint-free cloth.
❏To remove dirt or smears on the lens, moisten a soft cloth
with an alcohol-based cleaner and gently wipe the lens
Cleaning the Projector Case
Before you clean the projector case, turn off the projector and
unplug the power cord.
❏To remove dirt or dust, wipe the case with a soft, dry, lint-
❏To remove stubborn dirt or stains, moisten a soft cloth with
water and a neutral detergent. Then wipe the case.
❏Do not use alcohol, benzene, thinner, or other chemical
detergents. These can cause the case to warp.
Cleaning the Air Filter
Clean the air filter at the bottom of the projector after every
100 hours of use. If it is not cleaned periodically, it can
become clogged with dust, preventing proper ventilation. This
can cause overheating and damage the projector.
Follow these steps:
1. Turn off the projector and unplug the power cable.
2. Turn the projector on its side so that the handle is on top
and you can access the filter easily.
Note: Standing the projector with the handle at the top keeps
dust from getting inside the projector housing.
Power Starts or stops projection.
Help Displays the online help menu.
EasyMP.netSwitches between Computer 1, Computer 2, and
A/V mute Turns off the audio and video, displaying the black,
blue, or user logo background.
Resize Switches the display dot mode and resize mode for
VGA, SVGA, SXGA, and UXGA input.
Video Switches between composite video,
S-video, and component video (BNC).
Menu Displays or hides the menu.
Esc Stops the current function. Pressing Esc while viewing
a menu or the online help displays the previous
screen or menu. When the image source is Computer,
the Esc button acts as a mouse right-click.
Up, down arrows
(Sync+/Sync-)Synchronizes the computer’s graphic signal. Use
these buttons to adjust an image that is fuzzy or
streaked, or to select menu items. Allows movement
or selection of a menu, if a menu is displayed.
Left, right arrows
tracking+)Matches the projector’s internal clock to computer
graphic signals (tracking adjustment). Use these
buttons to adjust an image with vertical fuzzy lines, or
to change numeric settings during menu operations.
Allows movement of a menu, if a menu is displayed.
Enter Selects a menu option or the next menu/help screen.
Pressing Enter when no menu or help screen is
displayed optimizes the computer image.
Shift Pressing the shift and Keystone buttons at the same
time increases or decreases the volume.
– Keystone + Squares up the screen, correcting up to a ±30° tilt.
– Volume +
Adjusts the volume when used in conjunction with the