BenQ Mp723 Digital Projector User Manual

Connection 21
Connecting Video source devices
This section describes how to connect the projector to Video source devices using video 
cables. Video cable connections are recommended for Video presentations. 
You can connect your projector to various Video source devices that provide any one of the 
following output sockets:
•DVI
•Component Video
•S-Video
•Video (composite)
You need only connect the projector to a Video source device using just one of the above 
connecting methods, however each provides...

Connection 22
Connecting a DVI source device
The projector provides a DVI input socket that allows you to connect it to a DVI source 
device like a DVD player, or a VGA output device like a notebook or desktop computer.
There are three types of DVI connectors: DVI-A, DVI-D, and DVI-I. The DVI-I socket is an 
integrated connector which supports both formats: DVI-A, and DVI-D. 
DVI-A format is used to carry a DVI signal to an analog (VGA) display, or vice-versa. 
Although some signal quality is lost from...

Connection 23
In the unlikely event that you connect the projector to a DVD player via the projector’s DVI-D 
input and the projected picture displays wrong colors, please change the color space to YUV. 
See Changing Color Space on page 31 for details.
Connecting a Component Video source device
Examine your Video source device to determine if it has a set of unused Component Video 
output sockets available: 
• If so, you can continue with this procedure.
• If not, you will need to reassess which method...

Connection 24
Connecting an S-Video source device
Examine your Video source device to determine if it has an unused S-Video output socket 
available: 
• If so, you can continue with this procedure.
• If not, you will need to reassess which method you can use to connect to the device.
To connect the projector to an S-Video source device:
1. Take an S-Video cable and connect one end to the S-Video output socket of the Video 
source device.
2. Connect the other end of the S-Video cable to the S-VIDEO socket...

Connection 25
Connecting a composite Video source device
Examine your Video source device to determine if it has a set of unused composite Video 
output sockets available: 
• If so, you can continue with this procedure.
• If not, you will need to reassess which method you can use to connect to the device.
To connect the projector to a composite Video source device:
1. Take a Video cable and connect one end to the composite Video output socket of the 
Video source device.
2. Connect the other end of the...

Operation 26
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 on the 
projector lights orange after power has been 
applied.
2. Slide the lens cover open. If it is closed, it could 
become deformed due to the heat produced by 
the projection lamp.
3. Press Power on the projector or remote 
control to start the projector. As soon as the lamp 
lights up, a Power On Tone will...

Operation 27
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 the OSD menu to your familiar language first.
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...

Operation 28
Securing the projector
Using a security cable lock
The projector has to be installed in a safe place to prevent stealing. If not, purchase a lock, 
like Kensington lock, to secure the projector. You can locate a Kensington lock slot on the 
rear side of the projector. See item 11 on page 9 for details.
A Kensington security cable lock is usually the combination of key(s) and lock. Refer to the 
lock’s documentation about how to use it.
Removing the control keypad on the projector
The control...

Operation 29
Setting a password
Once a password has been set and the power on lock is activated, the projector cannot be 
used unless the correct password is entered every time the projector is started.
Once a password has been set and the splash screen lock is activated, you cannot change the 
splash screen that displays at projector startup unless the correct password is entered.
1. Open the OSD menu and go to the SYSTEM SETUP: Advanced > Security Settings 
menu. Press Mode/enter on the projector or...

Operation 30
Entering the password recall procedure
Press and hold AUTO on the projector or remote 
control for 3 seconds. The projector will display a 
coded number on the screen. Write down the 
number and turn off your projector. Seek help 
from the local BenQ service center to decode the 
number. You may be required to provide proof of 
purchase documentation to verify that you are an 
authorized user of the projector.
Changing the password
1. Open the OSD menu and go to the SYSTEM SETUP: Advanced>...