Bench Mx750/mp780st Digital Projector User Manual

Operation 31 Yo u  c a n  a l s o  p r e s s  SOURCE on the projector or remote control to select your desired 
input signal. See Switching input signal on page 36 for details.
If the frequency/resolution of the input signal exceeds the projectors operating range, you will 
see the message Out of Range displayed on a screen. Please change to an input signal which 
is compatible with the projectors resolution or set the input signal to a lower setting. See 
Timing chart on page 94 for details.
Adjusting...

Operation 32
Fine-tuning the image size and clarity
1. Adjust the projected image to the size that 
you need using the zoom slide lever. (MX750 
only)
2. Then sharpen the image by using the focus 
ring/focus slide lever.
Correcting keystone
Keystoning refers to the situation where the projected image is noticeably wider at either the 
top or bottom. It occurs when the projector is not perpendicular to the screen. 
To correct this, besides adjusting the height of the projector, you will need to manually...

Operation 33
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.
The following example describes 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...

Operation 34
Securing the projector
Using a security cable lock
The projector has to be installed in a safe place to prevent theft. Otherwise, purchase a lock, 
such as the Kensington lock, to secure the projector. You can locate a Kensington lock slot on 
the rear side of the projector. See item 24 on page 10 for details.
A Kensington security cable lock is usually a combination of key(s) and the lock. Refer to the 
locks documentation for finding out how to use it.
Utilizing the password function
For...

Operation 35 six-digit password, or if you did not record the password in this manual, and you absolutely 
do not remember it, you can use the password recall procedure. See Entering the password 
recall procedure on page 35 for details.
If you enter an incorrect password 5 times in succession, the projector will automatically 
shut down in a short time.
Entering the password recall procedure
1. Press and hold AUTO on the projector or remote 
control for 3 seconds. The projector will display a 
coded...

Operation 36•If the password is correct, the OSD menu returns to the Security Settings page with 
Off shown in the row of Power on Lock. You will not have to enter the password 
next time you turn on the projector.
• If the password is incorrect, the password error message displays lasting for three 
seconds, and the message INPUT PASSWORD displays for your retry. You can 
press MENU/EXIT to cancel the change or try another password.
Though the password function is disabled, you need to keep the old...

Operation 37
This function is only available when the HDMI input port is in use.
Magnifying and searching for details
If you need to find the details on the projected picture, magnify the picture. Use the 
direction arrow keys for navigating the picture.
• Using the remote control
1. Press ZOOM+/ZOOM- to display the Zoom 
bar.
2. Press ZOOM + to magnify the center of the 
picture. Press the key repeatedly until the 
picture size is suitable for your need.
3. Use the directional arrows ( ,  ,  ,  ) on...

Operation
38 • Using the remote control
1. Press 
ASPECT to show the current setting.
2. Press  ASPECT repeatedly to select an aspect 
ratio to suit the format of the video signal and 
your display requirements.
• Using the OSD menu
1. Press  MENU/EXIT  and then press  /  
until the  DISPLAY  menu is highlighted.
2. Press
  to highlight  Aspect Ratio.
3. Press  /  to select an aspect ratio to suit the format of the video signal and your  display requirements.
About the aspect ratio
In the pictures...

Operation 39 most suitable for images which are already in a 16:10 aspect, like high definition TV, as 
it displays them with out aspect alteration.
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 an operation mode that suits your need, 
you can follow one of the following steps.
•Press MODE/ENTER on the remote control or 
projector...

Operation 407. When all settings have been done, highlight Save Settings and press MODE/ENTER to 
store the settings.
8. The confirmation message Setting Saved displays.
Using Wall Color
In the situation where you are projecting onto a colored surface such as a painted wall which 
may not be white, the Wall Color feature can help correct the projected picture’s color to 
prevent possible color difference between the source and projected pictures.
To use this function, go to the DISPLAY > Wall Color menu...