BenQ Ms521 Users Manual

Operation 21
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 18 on page 9 for details.
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...

Operation 22the password recall procedure. See Entering the password recall procedure on page 22 
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 number on 
the screen.
2. Write down the number and turn off your 
projector.
3. Seek help from the local BenQ service 
center to...

Operation 23 Press   to highlight Power On Lock and press  /  to select Off. You will 
not have to enter the password next time when turning on the projector.
ii. If the password is incorrect, the password error message appears lasting for 
three seconds, and the message “INPUT PASSWORD” appears 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 password in hand should you ever need to 
re-activate the...

Operation 24
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 Digital Zoom+/- to display the Zoom bar. Press Digital 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...

Operation 25
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 26
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...

Operation 27 6. Press  to select a menu item to be changed and adjust the value with /. See 
Fine-tuning the image quality in user modes below for details.
Fine-tuning the image quality in user modes
According to the detected signal type and selected picture mode, some of the below 
functions may not be available. Based on your needs, you can make adjustments to these 
functions by highlighting them and pressing  /  on the projector or remote control.
Adjusting Brightness
The higher the value, the...

Operation 28
Setting a preferred color temperature
To set a preferred color temperature:
1. Highlight Color Temperature and select Warm, Normal or Cool by pressing 
/  on the projector or remote control.
2. Press  to highlight Color Temperature Fine Tuning and press MODE/
ENTER. The Color Temperature Fine Tuning page appears.
3. Press  / to highlight the item you want to change and adjust the values by 
pressing / .
•R Gain/G Gain/B Gain: Adjusts the contrast levels of Red, Green, and Blue.
•R Offset/G...

Operation 29 Please refer to the illustration to the right 
for how the colors relate to each other.
For example, if you select Red and set its 
range at 0, only pure red in the projected 
picture will be selected. Increasing its range 
will include red close to yellow and red close 
to magenta.
5. Press  to highlight Saturation and adjust 
its values to your preference by pressing  /
. Every adjustment made will reflect to 
the image immediately.
For example, if you select Red and set its 
value at 0,...

Operation 304. Press  to highlight Timer Position and set the timer position by pressing  /
.
5. Press   to highlight Timer Counting Direction and select your desired counting 
direction by pressing  / .
6. Press  to highlight Sound Reminder and decide if you want to activate sound 
reminder by pressing  / . If you select On, a double beep sound will be heard at 
the last 30 seconds of counting down/up, and a triple beep sound will be produced 
when the timer is up.
7. To activate the presentation timer,...