BenQ Lw61st Users Manual

Operation 21
Adjusting the projected image
Adjusting the projection angle
The projector is equipped 2 adjuster feet. These adjusters change the image height and 
projection angle. To adjust the projector:
Screw the adjuster feet to fine-tune the 
horizontal angle.
To retract the feet, screw the adjuster feet in a 
reverse direction.
If the projector is not placed on a flat surface or 
the screen and the projector are not 
perpendicular to each other, the projected 
image becomes trapezoidal. To correct...

Operation 22
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, if you want the projector to 
automatically correct image keystoning, be sure the Auto Keystone function in the 
DISPLAY menu is On.
Or you will need to manually correct it following ONE of these steps.
•  Using the remote control...

Operation 23
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 24
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 projector.
A Kensington security cable lock is usually a combination of key(s) and the lock. Refer to 
the lock’s documentation for finding out how to use it.
Utilizing the password function
For security purposes and to help prevent unauthorized...

Operation 25
If you forget the password
If the password function is activated, you will be asked 
to enter the six-digit password every time you turn on 
the projector. If you enter the wrong password, the 
password error message as pictured to the right is 
displayed lasting for 3 seconds, and the INPUT 
PA S S WO R D message follows. You can retry by 
entering another 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...

Operation 26
Disabling the password function
To disable password protection, go back to the SYSTEM SETUP: Advanced > 
Security Settings > Change Security Settings menu after opening the OSD menu 
system. Press MODE/ENTER. The message “INPUT PASSWORD” is displayed. 
Enter the current password. 
i. If the password is correct, the OSD menu returns to the Security Settings 
page.
Press   to highlight Power On Lock and press  /  to select Off. You will 
not have to enter the password next time when turning on...

Operation 27
Switching input signal
The projector can be connected to multiple devices at the same time. However, it can only 
display one full screen at a time. When starting up, the projector automatically searches for 
the available signals.
Be sure the Quick Auto Search function in the SOURCE menu is On if you want the 
projector to automatically search for the signals.
To select the source:
1. Press SOURCE on the projector or remote 
control. A source selection bar is displayed. 
2. Press / until...

Operation 28
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. Press ZOOM+ to magnify the 
center of the picture. Press the key repeatedly until the picture size is suitable for 
your need.
2. Use the directional arrows ( ,  ,  ,  ) on the projector or remote control to 
navigate the picture.
3. To restore the...

Operation 29
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 or vertical width. This 
is suitable for the incoming image 
which is neither in 4:3 nor 16:9 and 
you want to make most use of the 
screen without altering the images 
aspect ratio.
2.Real
: The image is...

Operation 30
Optimizing the image
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 
colors to prevent possible color difference between the source and projected pictures.
To use this function, go to the DISPLAY > Wall Color menu and press  /  to select 
a color which is closest to the color of the projection surface. There are several 
precalibrated colors to...