BenQ Mp620/mp720/mp720p Digital Projector Users Manual

Maintenance 45 4. Disconnect the lamp connector from the 
projector.
5. Loosen the screw that secures the lamp.
6. Pull the lamp from the projector.
• Pulling it too quickly may cause the lamp to break 
and scatter broken glass in the projector.
• Do not place the lamp in locations where water 
might splash on it, children can reach it, or near 
flammable materials.
• Do not insert your hands into the projector after 
the lamp is removed. If you touch the optical 
components inside, it could cause color...

Maintenance 4612. Restart the projector.
Do not turn the power on with the lamp cover removed. 
13.Resetting the lamp counter 
Do not reset if the lamp is not replaced as this could cause 
damage. 
i. Press and hold the Exit 5 button on the 
projector for 5 seconds to display the total used 
lamp time.
ii. Press Auto on the projector or on the remote 
control to reset the lamp hour to “0”.
iii. Wait about 5 seconds to let the OSD disappear.
Temperature information
When the Temperature warning light is...

Maintenance 47
Indicators
Illustration
•Blank - : Light OFF
•O : Orange light
• : Light flashing•R : Red light
• : Light ON•G : Green light
LightStatus & Description
PowerTe m pLamp
Power events
The projector has just been connected to a power outlet.
--Stand-by mode.
--The Power indicator lig ht is flashing during powering up.
--The projector is under normal operation.
--
1. The projector needs 90 seconds to cool down as it was 
abnormally shut down without the normal cooling down 
process. Or
2. The...

Maintenance 48
Thermal events
--
The projector has shutdown automatically. If you try to re-start 
the projector, it will shutdown again. Please contact your dealer 
for assistance.
-
-
-
 R 
 R  R
 R  G
 R  R  R
 G  R  R
O  R  R
 G  R 

Maintenance 49
Safety instructions for ceiling mounting of your BenQ 
projector
We want you to have a pleasant experience using your BenQ projector, so we need to bring 
this safety matter to your attention to prevent damage to person and property.
If you intend to mount your projector on the ceiling, we strongly recommend that you use a 
proper fitting BenQ projector ceiling mount kit and that you ensure it is securely and safely 
installed.
If you use a non-BenQ brand projector ceiling mount kit, there...

Troubleshooting 50
Troubleshooting
THE PROJECTOR DOES NOT TURN ON.
NO PICTURE
BLURRED IMAGE
REMOTE CONTROL DOES NOT WORK
CauseRemedy
There is no power from the power 
cable.Plug the power cord into the AC inlet on the 
projector, and plug the power cord into the 
power outlet. If the power outlet has a switch, 
make sure that it is switched on.
Attempting to turn the projector on 
again during the cooling process.Wait until the cooling down process has 
completed.
CauseRemedy
The video source is not...

Specifications 51
Specifications
Projector specifications 
All specifications are subject to change without notice. 
General
Product name Digital Projector
Model name MP620 / MP720 / MP720p
Optical
Resolution 1024 x 768 XGA
Display system 1-CHIP DMD
Lens F/Number F=2.6 to 2.77, f= 20.4 to 23.5 mm
Lamp MP620 / MP720     230W lamp
MP720p                  220W lamp
Electrical
Power supply AC100–240V, 1.5A–3.2A, 50/60 Hz (Automatic)
Power consumption 305W (Max); 10W (Standby)
Mechanical
Dimensions 238 mm (W)...

Specifications 52
Timing chart
Supported timing for PC input
Supported timing for Component-YP
bPr input
Supported timing for Video and S-Video inputs
ResolutionHorizontal 
Frequency 
(kHz)Ve rt i c a l  
Frequency 
(Hz)Pixel 
Frequency 
(MHz)Mode
640 x 400 31.47 70.089 25.176 640 x 400_70
640 x 48031.469 59.940 25.175 VGA_60
37.861 72.809 31.500 VGA_72
37.500 75.000 31.500 VGA_75
43.269 85.008 36.000 VGA_85
800 x 60037.879 60.317 40.000 SVGA_60
48.077 72.188 50.000 SVGA_72
46.875 75.000 49.500 SVGA_75...

Specifications 53
Dimensions
Unit: mm
238291
94 

Warranty 54
Warranty
Limited Warranty
BenQ warrants this product against any defects in material and workmanship, under 
normal usage and storage. 
Proof of purchase date will be required with any warranty claim. In the event this prod-
uct is found to be defective within the warranty period, BenQ’s only obligation and 
your exclusive remedy shall be replacement of any defective parts (labor included). To 
obtain warranty service, immediately notify the dealer from which you purchased the 
product of any...