Basic Operation - Mitsubishi Electric TX20U User Manual

Basic operation

Power-on
1. Turn on the device connected to the projector first.
2. Plug the power cord in the wall outlet.
• The POWER indicator lights up.
• If the power cord is unplugged from the wall outlet
before the projector is cooled down completely
after use, the fans may start rotating when the
power cord is plugged in next time and the
POWER button may not function. In this case,
wait for the fans to stop and press the POWER
button to light the indicator.
3. Press the POWER button on the control panel or the
ON button on the remote control.
• It may take about one minute for the lamp to light
up.
• The lamp occasionally fails to light up. Wait a few
minutes and try to light the lamp again.
• After the POWER button is pressed, the image
may flicker before the lamp becomes stable. This
is not a product malfunction.
• Regardless of the setting of LAMP MODE in the
INSTALLATION menu, the STANDARD lamp mode
is activated by default whenever the projector is
turned on. The LAMP MODE is set to either
STANDARD or LOW depending on the setting last
selected, and you cannot switch the LAMP MODE
in about one minute after the lamp is on.
• Furthermore, you cannot switch LAMP MODE
LOW1 to LOW2 in about three minutes after the
lamp is on.
Indicator
Condition
Stand-by
When the lamp is on.
Important:
• If the lamp exceptionally turned off due to the power
interruption or voltage drop, it can happen that the
lamp does not turn on even if you switch again the
power supply on. In that case, please pull the
electric cord out of the consent and put it again in
the consent about 10 minutes later.
4. Focus
6. Zoom
STATUS POWER
- Red
Green Green
EN-19
ON STANDBY
3
5 AUTO
SOURCE SEARCH
POSITION
MENU INFO.
ENTER
COLOR.E 3D ASPECT
KEYSTONE AV MUTE
MAGNIFY VOL FREEZE
3, 1, 2
TIMER EFFICIENT
MODE
5
• Do not cover the lens while the lamp is on.
• The projector starts warming up when the POWER
button is pressed. During the warm-up process,
images may appear dark and no commands are
accepted.
• By blinking red, the STATUS indicator indicates that
the lamp should be replaced soon. Replace the lamp
when the STATUS indicator blinks red. (See page
76.)
• Images may not be projected with good quality in an
extremely hot or cold environment. (This is not a
product malfunction.)
• In order to ensure the safety in case of trouble with
the projector, use an electrical outlet having an earth
leakage breaker to supply the power to the projector.
If you do not have such outlet, ask your dealer to
install it.
4. Adjust the focus by turning the focus ring.
• You are recommended to adjust the focus at the
screen center.
5. Select an input source.
• Press the SOURCE button.
• When the SOURCE button is
pressed, the SOURCE dialog
shown right appears. Press
the or button to select
an input and press the
ENTER button.
• The projector automatically
selects the
signal format. The selected
signal format is displayed on
the screen.
• You cannot change the input source while the
menu is being displayed.
• Though it may take some time before an image is
displayed on the screen depending on the type of
the input signal, such symptom is not a
malfunction.
• Images may not be projected in the correct
position, depending on the type of the input
signal. In such a case, press the AUTO POSITION
button. (The AUTO POSITION only works when
the input is COMPUTER (1 or 2).) (See page 21.).
• When COMPUTER 1 or COMPUTER 2 is chosen
as the source, images supplied from the
computer may flicker. Press the
1, 2
appropriate
or button on