Mitsubishi Ew331u St Projector User Manual

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Operation
Starting up the projector
1. Plug the power cord into the projector and into a wall socket. Turn on the 
wall socket switch (where fitted). Check that the POWER indicator light
on the projector lights orange after power has been applied.
• Ask your installation specialist to provide an Earth leakage breaker. When you do 
not use the projector, be sure to shut down the main power by the breaker.
• Please use the original accessories (e.g. power cord) only with the device to 
avoid...

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Using the menus
The projector is equipped with On-Screen Display (OSD) menus for making various adjustments and settings.
Below is the overview of the OSD menu.
Below is an example about how to set the OSD language.
1. Press MENU/EXIT on the projector or remote 
control to turn the OSD menu on.3. Press   to highlight Language and press  /  
to select a preferred language.
2. Use  /  to highlight the SYSTEM SETUP: 
Basic menu.4. Press MENU/EXIT twice* on the projector or 
remote control to leave and...

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Utilizing the password function
For security purposes and to help prevent unauthorized use, the projector includes an option for setting up password 
security. The password can be set through the On-Screen Display (OSD) menu. For details of the OSD menu 
operation, please refer to Using the menus on page 22.
You will be inconvenienced if you activate the power-on lock functionality and subsequently forget the password. Print out this
manual (if necessary) and write the password you used in...

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assw
ee
. onfirm the new password by re-entering the new password.
. You have successfully assigned a new password to the projector.  emember to enter the new password ne t time 
the projector is started.
. To leave the  S  menu, press ME U E T.
isabling the  ass or   nction
To disable password protection, go back to the SYSTEM SETUP:  ance > Sec rit  Settings   Po er on loc
menu after opening the  S  menu system. Select   by pressing .The message PUT P SS R is 
displayed.  nter the current password....

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Adjusting the projected image
Adjusting the projection angle
The projector is equipped with 1 quick-release adjuster foot and 1 rear adjuster foot. These adjusters change the image 
height and projection angle. To adjust the projector:
1. Press the quick-release button and lift the front of the projector. Once the 
image is positioned where you want it, release the quick-release button to 
lock the foot in position.
2. Screw the rear adjuster foot to fine tune the horizontal angle.
To...

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• The allowable range of the adjustment value in the keystone adjustment varies depending on the installation conditions. 
• Images may not be projected in a shape of a regular rectangle or with its aspect ratio 4:3, depending on the installation 
conditions of the projector and the screen. 
• When the keystone adjustment takes effect, the resolution decreases. In addition, stripes may appear or straight lines may 
bend in images with complicated patterns. They are not due to product malfunctions....

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About the aspect ratio
In the pictures below, the black portions are inactive areas and the white portions are active areas. OSD menus can be 
displayed on those unused black areas.
1.Auto: Scales an image proportionally to fit the projectors 
native resolution in its horizontal width or its vertical height. 
This is suitable when you want to make most use of the screen 
without altering the images aspect ratio.
2.16:9: Scales an image so that it is displayed in the center of the 
screen...

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Optimizing the image
Selecting a picture mode
The projector is preset with several predefined picture modes so that you can 
choose one to suit your operating environment and input signal picture type.
To select a operation mode that suits your need, you can follow one of the 
following steps.
•Press MODE/ENTER on the remote control or projector repeatedly until 
your desired mode is selected.
• Go to the PICTURE > Setting menu and press  /  to select a desired 
mode.
Picture modes for different...

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Fine-tuning the image quality in user modes
According to the detected signal type, there are some user-definable functions available when User 1 or User 2 mode 
is selected. You can make adjustments to these functions based on your needs.
Adjusting Brightness
Highlight Brightness in the PICTURE menu and adjust the values by pressing  / on the projector or remote 
control.
The higher the value, the brighter the image. And lower the setting, darker 
the image. Adjust this control so the black...

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3D Color Management
In most installation situations, color management will not be necessary, such as in classroom, meeting room, or 
lounge room situations where lights remain on, or where building external windows allow daylight into the room. 
Only in permanent installations with controlled lighting levels such as boardrooms, lecture theaters, or home theaters, 
should color management be considered. Color management provides fine color control adjustment to allow for more 
accurate color...