BenQ Mw724 Users Manual

Maintenance 71
11. Restart the projector.
Do not turn the power on with the lamp cover removed.
Resetting the lamp timer
12. After the startup logo, open the On-Screen 
Display (OSD) menu. Go to the  SYSTEM 
SETUP: Advanced  > Lamp Settings  menu. 
Press  Mode/Enter . The Lamp Settings  page 
displays. Press   to select  Reset lamp timer 
and press  Mode/Enter . A warning message 
displays asking if you want to reset the lamp timer. Select  Yes and press  Mode/
Enter . The lamp time will be reset to 0....

Maintenance
72
Indicators
LightStatus & DescriptionPOWERTEMPLAMP1LAMP2
Pow e r  eve n t s
Orange Off Off Off
Stand-by
Green
Flashing Off Off OffPowering up
Green Off Off OffNormal operation
Orange
Flashing Off Off OffNormal power-down cooling
Red Off Off OffDownload
Green Off Red OffCW start fail
Red 
Flashing Off Off OffScaler shutdown fail (data abord)
Red Off Red OffScaler reset fail (video projector only)
Off Red Off OffLAN download fail
Off Green Off OffLAN download processing
Burn-in message
Green...

Maintenance 73
Green
Flashing Green Off OffThermal Sensor 2 short error
Green
Flashing Green
Flashing Off OffThermal IC #2 I2C Connection error
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Troubleshooting
74
Troubleshooting
The projector does not turn on.
No picture
Blurred image
Remote control does not work
The password is incorrect
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....

Specifications 75
Specifications
All specifications are subject to change without notice.
Optical
Resolution(MX723)
1024 x 768 XGA
(MW724)
1280 x 800 WXGA
Display system 1-CHIP DMD
Lens F/Number (MX723)
F= 2.5~3.12  
f=  16mm~25.46mm
(MW724)
F= 2.41~2.78 
f= 15.76mm~21.11mm
Offset (MX723)130%
(MW724)125%
Zoom ratio(MX723)1.6X
(MW724)1.36X
Lamp
(MX723)260W
(MW724)240W
Electrical
Power supplyAC100–240V, 3.4 A,
50-60 Hz (Automatic)
Power consumption
(MX723) 335W (Max.); < 0.5 W; < 6 W 
(when the Network...

Specifications
76
Dimensions
327.3 mm (W) x 136.7 mm (H) x 232.8 mm (D )
Ceiling mount installation
Ceiling mount screw: M4
(Max L = 25 mm; Min L = 20 mm)
Unit: mm
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Specifications 77
Timing chart
Supported timing for PC input
ResolutionTimingHorizontal Frequency  (KHz)Ve r t i c a l  
Frequenc y (Hz)Pixel 
Frequency  (MHz)3D Field Sequent ial3D 
top 
bott om3D 
side  by 
side
640 x 480 VGA_60 59.94 31.469 25.175
◎◎◎
VGA_72 72.809 37.861 31.500
VGA_75 75 37.5 31.500
VGA_85 85.008 43.269 36.000
720 x 400 720 x 
400_70 70.087 31.469 28.3221
800 x 600 SVGA_60 60.317 37.879 40.000
◎◎◎
SVGA_72 72.188 48.077 50.000
SVGA_75 75 46.875 49.500
SVGA_85 85.061 53.674 56.250...

Specifications
78 • The timings showing above may not be supported due to EDID file and 
VGA graphic card limitations. It is possible that some timings cannot be 
chosen.
Supported timing for HDMI (HDCP) input
1680 x 1050 1680 x 
1050_60 59.954 65.29 146.25
◎◎
1920 x 1080 1920 x 
1080_60 (Reduce 
Blanking) 67.5 60 148.5
1920 x 1200 1920 x 
1200_60
(Reduce 
Blanking) 59.95 74.038 154.000
640 x 480 @67Hz MAC13 66.667 35 30.240
832 x 624 @75Hz MAC16 74.546 49.722 57.280
1024 x 768 @75Hz MAC19 75.02 60.241...

Specifications 79
The timings showing above may not be supported due to EDID file and 
VGA graphic card limitati
ons. It is possible that some timings cannot be 
chosen.
Supported 3D signal for Video input
Supported timing for Component-YPbPr input
1280 x 800 WXGA_60 59.81 49.702 83.500
◎◎◎
WXGA_75 74.934 62.795 106.500
WXGA_85 84.88 71.554 122.500
WXGA_120 (Reduce 
Blanking) 119.909 101.563 146.25
◎
1280 x 1024 SXGA_60 60.02 63.981 108.000
◎◎
SXGA_75 75.025 79.976 135.000
SXGA_85 85.024 91.146 157.500...

Specifications
80
480p 720 x 480 31.47 59.94 27 ◎
576i 720 x 576 15.63 50 13.5
576p 720 x 576 31.25 50 27
720/50p 1280 x 720 37.5 50 74.25
720/60p 1280 x 720 45.00 60 74.25 ◎
1080/50i 1920 x 1080 28.13 50 74.25
1080/60i 1920 x 1080 33.75 60 74.25
1080/24P 1920 x 1080 27 24 74.25
1080/25P 1920 x 1080 28.13 25 74.25
1080/30P 1920 x 1080 33.75 30 74.25
1080/50P 1920 x 1080 56.25 50 148.5
1080/60P 1920 x 1080 67.5  60 148.5
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