Mitsubishi Tx20u Projector User Manual

Installation (continued)
EN-11
When the aspect ratio of the screen is 4:3
When the aspect ratio of the screen is 4:3, the positional relation between the 
projected image and the screen is as shown on the right. Refer to the following table 
for installation.
When the aspect ratio of the image is 16:10 (WXGA)
 The above figures are approximate and may be slightly different from the actual measurements.
When the aspect ratio of the image is 16:9
 The above figures are approximate and may be slightly...

EN-12
Installation (continued)
When entire projected image isn’t 
displayed within the screen 
(DIGITAL ZOOM)
To adjust the projected image size and position, use 
DIGITAL ZOOM function.
1. Press the DIGITAL ZOOM button.
 The DIGITAL ZOOM menu appears at the center
of the screen.
2. Press the + or - button to adjust the projected image
size.
 Every time the + button is pressed, the projected
image becomes larger.
 Every time the - button is pressed, the projected
image becomes smaller.
 Projected image...

Installation (continued)
EN-13
2. Select IMAGE REVERSE by pressing the S or T
button.
3. Select OFF, MIRROR, INVERT or MIRROR INVERT
by pressing the W or X button.
Front projection, ceiling mounting
For ceiling mounting, you need the ceiling mount kit 
designed for this projector. Ask a specialist for 
installation. For details, consult your dealer.
 The warranty on this projector does not cover any
damage caused by use of any non-recommended
ceiling mount kit or installation of the ceiling mount
kit in...

EN-14
This projector can be connected with various devices such as a VCR, video camera, videodisc player, and personal 
computer that have analog RGB output connectors.
Important: 
 Make sure that the connected device is turned off before starting connection.
 Plug in the power cords of the projector and the connected devices firmly. When unplugging, hold and pull the
plug. Do not pull the cord.
 When the projector and the connected devices are located too close to each other, the projected image may be...

Basic connections (continued)
EN-15
Connection (for video equipment having an HDMI terminal)
Important: 
 Use a commercially available HDMI (with HDMI logo) cable.
 You don’t have to connect any cable for audio input. You can input video and audio using an HDMI cable only.
 When HDMI audio isn’t output, it may be output by turning off the power of the video equipment with the projector
and the video equipment connected to each other and then turning back on the power.
 Some cables may not be connected...

EN-16
Basic connections (continued)
Projector + Computer
For computer with Mini D-SUB
For analog connection:
1. Connect one end of the supplied computer cable to the COMPUTER/COMPONENT VIDEO IN terminal (1, 2) of the 
projector.
2. Connect the other end of the computer cable to the monitor port of the computer.
For monitor connection:
Connect the computer cable from the monitor to the MONITOR OUT terminal of the projector.
 Images may not be displayed correctly depending on the type of the input signal....

EN-17
Preparation for projection
1. Attach the provided power cord to the projector.
2. Plug the power cord in the wall outlet.
Warning:
 Do not look into the lens directly when the projector
is on.
 One of power cords for the U.S., Europe, U.K., 
Australia, and South Korea is provided appropriately.
 This projector uses the power plug of three-pin
grounding type. Do not remove the grounding pin
from the power plug. If the power plug doesn’t fit
your wall outlet, ask an electrician to change the wall...

EN-18
Preparation (continued)
Important:
 The automatic keystone adjustment may not be
carried out correctly because of the ambient
temperature and the installation conditions of the
projector and the screen. In such cases, correct the
keystone manually.
 When the projector is projecting images where
acceleration is present, such as in a vehicle and
aircraft, the automatic keystone adjustment may not
function correctly. In such a case, set AUTO
KEYSTONE in the INSTALLATION menu to OFF and
correct the...

EN-19
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 outletbefore 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...

EN-20
Basic operation (continued)
the remote control to reduce flicker, if it occurs.
(Fine adjustment).
 To avoid permanently imprinting a fixed image
onto your projector, please do not display the
same stationary images for long period.
6. Adjust the image size by turning the zoom ring.
 If necessary, adjust the focus and zoom again.
When fine streaks are seen on projected 
images
This is due to interference with the screen surface and 
is not a malfunction. Replace the screen or displace the 
focus a...