BenQ Projector MH741 User Manual

Connection21
Connection
When connecting a signal source to the projector, be sure to:
1. Turn all equipment off before making any connections.
2. Use the correct signal cables for each source.
3. Ensure the cables are firmly inserted. 
In the connections shown below, some cables may not be included with the projector (see 
Shipping contents on page 8). They are commercially available from electronics stores.  
Many notebooks do not turn on their external video ports when connected to a projector....

Connection 22
FN and the labeled function key simultaneously. Refer to your notebooks documentation to find 
your notebooks key combination.
Connecting video source devices
You need only connect the projector to a video source device using just one of the 
connecting methods, however each provides a different level of video quality. The method 
you choose will most likely depend upon the availability of matching terminals on both the 
projector and the video source device as described below:
Connecting...

Connection23
Playing sound through the projector
You can make use of the projector (mixed mono) speaker in your presentations, and also 
connect separate amplified speakers to the AUDIO OUT socket of the projector.
If you have a separate sound system, you will most likely want to connect the audio output 
of your Video source device to that sound system, instead of to the mono audio projector.
Once connected, the audio can be controlled by the projector On-Screen Display (OSD) 
menus.
The table below...

Operation 24
Operation
Starting up the projector
1. Remove the lens cap.
2. 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.
Please use the original accessories (e.g. power cable) only 
with the device to avoid possible dangers such as electric 
shock and fire.
3. Press POWER on the projector   or remote control   to start the projector 
and a...

Operation25
Adjusting the projected image
Adjusting the projection angle
The projector is equipped with 1 front adjuster foot and 1 rear adjuster foot. These 
adjusters change the image height and projection angle. To adjust the projector:
1. Screw the front adjuster foot. Once the image 
is positioned where you want it. 
2. Screw the rear adjuster foot to fine tune the 
horizontal angle.
To retract the foot. Screw the front and rear 
adjuster foot in a reverse direction.
If the projector is not placed...

Operation 26
Correcting 2D Keystone
2D Keystone function enables a wider projector installation area compared to 
conventional projectors with limited positioning in front of the screen.
To correct this, you will need to manually correct it following one of these steps.
• Using the projector or remote control 
Press  /  on the projector or remote 
control to display the 2D Keystone  page. Press ▲/▼ to adjust 
vertical values from -30 to 30. Press ◄/► to adjust horizontal 
values from -30 to 30. 
•Using...

Operation27
Correcting Corner Fit
Manually adjust four corners of the image by setting the horizontal and vertical values.
•Using the OSD menu
1. Press MENU/EXIT and then press ◄/► until 
the 
Display menu is highlighted. 
2. Press ▼ to highlight Corner Fit and press 
MODE/ENTER. The Corner Fit  page 
displays.
3. Press ▲, ▼, ◄, ► to select one of the four 
corners and press MODE/ENTER. 
4. Press ▲/▼ to adjust vertical values from 0 to 
60. 
5. Press ◄/► to adjust horizontal values from 0 
to 60. 

Operation 28
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.
To use the OSD menus, please set them to your familiar language first.
1. Press MODE/ENTER 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 MODE/ENTER twice* on 
the projector or...

Operation29
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 a Kensington lock, to secure the projector. You can locate a Kensington lock 
slot on the left side of the projector. See 
Kensington anti-theft lock slot on page 9 for 
details. 
A Kensington security cable lock is usually a combination of key(s) and a lock. Refer to the 
lock’s documentation for finding out how to use it.
Utilizing the...

Operation 30
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 
displays lasting for three seconds, and the message 
INPUT PASSWORD 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 password...