BenQ Mp720 Dlp Users Manual

Operation 35
2. Pro-Picture menu
Some picture adjustments are available only when certain input sources are in use. 
Unavailable adjustments are not shown on the screen.
FUNCTION 
(default 
setting / value)
DESCRIPTION
Auto Resize 
(on)
Automatically resizes the input signal pixel resolution to the native resolution 
of the projector.
On: The pixel resolution of the input signal is converted to the native 
resolution of the projector (1024 x 768). For input signals with lower 
resolutions, gaps in the...

Operation 36
3. Setting menu 
FUNCTION 
(default setting 
/ value)
DESCRIPTION
Mute (off)Toggles projector audio between on and off.
Volume (5)Adjusts audio volume level.
OSD Time 
(10)Sets the length of time the OSD will remain active after your last button 
press. The range is from 5 to 100 seconds.
Quick 
Cooling (off)Enables or disables the Quick Cooling function. Selecting On enables the 
function and projector cooling time will be shortened from a normal 90-
second duration to approximately 30...

Operation 37
4. Advance menu
FUNCTION 
(default setting 
/ value)
DESCRIPTION
Mirror (Floor 
front)The projector can be installed on a ceiling or behind a screen, or with one 
or more mirrors. Contact your dealer for the ceiling mount bracket 
(optional accessory) if you need to install the projector on your ceiling. 
Refer to Choosing a location on page 13 for more information.
Blank Time 
(20)Sets the image blank time when the Blank feature is activated, once 
elapsed the image will return to the...

Operation 38
High Altitude 
Mode (off)
A mode for operation in areas like high altitude or high temperature. We 
recommend you use the High Altitude Mode when your environment is 
higher than 3000 feet above sea level, or is hotter than 40
°C, or whenever 
the projector will be used for extended periods of time (>10 hours) 
without shutdown.
To activate the High Altitude Mode, select On by pressing Left 3/ Right 
4on the projector or remote control. A confirmation message displays. 
Press Auto.
Next time...

Operation 39
5. Information menu
This menu shows you the current operating status of the projector.
Some picture adjustments are available only when certain input sources are in use. 
Unavailable adjustments are not shown on the screen.
FUNCTIONDESCRIPTION
SourceShows the current signal source.
ResolutionShows the native resolution of the input signal.
Application 
ModeShows the selected mode in the   Picture menu.
Equivalent 
Lamp HourDisplays the number of hours the lamp has been used.
SystemShows the...

Maintenance 40
Maintenance
Care of the projector
Your projector needs little maintenance. The only thing you need to do on a regular basis is 
to keep the lens clean.
Never remove any parts of the projector except the lamp. Contact your dealer if other parts 
need replacing.
Cleaning the lens
Clean the lens whenever you notice dirt or dust on the surface. 
• Use a canister of compressed air to remove dust. 
• If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with lens 
cleaner...

Maintenance 41 A warning message like the one pictured to 
the right will be displayed for 10 seconds 
every 500 hours to remind you to clean the 
filter. To leave the message, press the Exit 
button on the projector or remote control.
To clean the filter:
1. Turn the projector off and wait until the fans stop running.
2. Disconnect the projector from any cables.
3. Locate the filter case on the back of the 
projector.
4. Release the filter case from the projector by 
pressing the filter case into the...

Maintenance 427. Refit the filter case by aligning and inserting it into 
the projector slot.
8. Press the case back until it clicks into place.
9. Turn the projector back on.
If the case is not correctly seated in place, the 
projector will display an on-screen message as 
pictured to the right every three minutes.
The message will display 3 times for a 10-second 
duration each, if no further action is taken.
Then a second message as pictured below displays to warn of shutdown in 1 minute.
You can...

Maintenance 43
Lamp information
Calculation of lamp hour
When the projector is in operation, the duration (in hours) of lamp usage is automatically 
calculated by the built-in timer. The method of calculating the equivalent lamp hour is as 
follows:
Total (equivalent) lamp hour = 3/4 (hours used in Economic mode) + 1 (hours used in 
normal mode)
See Economic Mode (off ) on page 38 for more information on Economic mode.
The lamp hour in Economic mode is calculated as 3/4 of that in normal mode. That is,...

Maintenance 44
Replacing the lamp
• To reduce the risk of electrical shock, always turn the projector off and disconnect the 
power cord before changing the lamp.   
• To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes 
before replacing the lamp.
• To reduce the risk of injuries to fingers and damage to internal components, use caution 
when removing lamp glass that has shattered into sharp pieces.
• To reduce the risk of injuries to fingers and/or compromising image...