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.
Do not reset if the lamp is not new or replaced as this could cause damage.  7. Tighten the screws that secure the  lamp.
• Loose screw may cause a bad  connection, which could result in 
malfunction.
• Do not over tighten the screws.
8. Ensure the handle is fully laid flat and  locked in place.
9. Replace the lamp cover by sliding it  into place.
10. Tighten the screw that secures the  lamp cover. 
• Loose screw may cause a bad  connection, which could result in 
malfunction.
• Do not over tighten the screw.
(a) (b)
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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 Off Off
Burn-in ON
Green Green GreenBurn-in OFF
Lamp error messages
Off Off Red Off
Lamp1 error in normal operation
Off Off Orange OffLamp is not lit up
Thermal error messages
Red Red Off Off
Fan 1 error (the actual fan speed is  ±25% outside 
the desired speed)
Red Red 
Flashing Off OffFan 2 error (the actual fan speed is 
±25% outside 
the desired speed)
Red Green Off OffFan 3 error (the actual fan speed is  ±25% outside 
the desired speed)
Green Red Off OffTemperature 1 error (over limited temperature)
Green Red 
Flashing Off OffThermal Sensor 1 open error
Green Green Off OffThermal Sensor 1 short error
GreenGreen
Flashing Off OffThermal IC #1 I2C Connection error
Green
Flashing Red Off OffTemperature 2 error (over limited temperature)
Green
Flashing Red 
Flashing Off OffThermal Sensor 2 open error
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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.
CauseRemedy
The video source is not turned on or 
connected correctly.
Turn the video source on and check that the 
signal cable is connected correctly.
The projector is not correctly 
connected to the input signal device. Check the connection.
The input signal has not been 
correctly selected. Select the correct input signal with the 
Source
 key on the projector or remote 
control.
The lens cover is still closed. Open the lens cover.
CauseRemedy
The projection lens is not correctly 
focused. Adjust the focus of the lens using the focus 
ring.
The projector and the screen are not 
aligned properly. Adjust the projection angle and direction as 
well as the height of the unit if necessary.
The lens cover is still closed. Open the lens cover.
CauseRemedy
The battery is out of power. Replace the battery with new one.
There is an obstacle between the 
remote control and the projector. Remove the obstacle.
You are too far away from the 
projector. Stand within 8 meters (26 feet) of the 
projector.
CauseRemedy
You do not remember the password.
Please see 
Entering the password recall 
procedure on page 34  for details.
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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 function in the 
Standby Settings is on)
(MW724) 315W (Max.); < 0.5 W; < 6 W 
(when the Network function in the 
Standby Settings is on)
Mechanical
We i g h t(MX723) 2.9 kg
(MW724) 3.0 kg
Output terminals
RGB outputD-Sub 15-pin (female) x 1
Speaker (Stereo) 10 watt x 1
Audio signal output PC audio jack x 1
Control
IR receiver x 1 (front)
RS-232 serial control9 pin x 1
LAN control
Wired (RJ45)
USB Mini B
Supports firmware upgrade
Type A
1.5A output
Input terminals
Computer input
RGB inputD-Sub 15-pin (female) x 2
Video signal input S-VIDEOMini DIN 4-pin port x 1
VIDEO RCA jack x 1
SD/HDTV signal input
Analog - Component RCA jack x 3
   (through RGB input)
Digital-HDMI x 1
Audio signal input Audio inPC audio jack x 1 for audio input
PC audio jack x 1 for microphone 
audio input
RCA audio jack (L/R) x 2
Environmental Requirements
Operating temperature 0°C-40°C at sea level
Operating relative humidity 10%-90% (without condensation)
Operating altitude
0-1499 m at 0°C-35°C
1500-3000 m at 0°C-30°C (with High 
Altitude Mode on)
Lamp life results will vary depending on environmental conditions and usage.
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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
SVGA_120 (Reduce 
Blanking) 119.854 77.425 83.000
◎
1024 x 768 XGA_60 60.004 48.363 65.000
◎◎◎
XGA_70 70.069 56.476 75.000
XGA_75 75.029 60.023 78.750
XGA_85 84.997 68.667 94.500
XGA_120 (Reduce 
Blanking) 119.989 97.551 115.5
◎
1152 x 864 1152 x 
864_75 75 67.5 108
1024 x 576 BenQ 
Notebook  Timing 60 35.82 46.966
1024 x 600 BenQ 
Notebook  Timing 64.995 41.467 51.419
1280 x 720 1280 x 
720_60 60 45 74.250
◎◎◎
1280 x 
720_120 120 90.000 148.500
◎
1280 x 768 1280 x 
768_60 59.87 47.776 79.5
◎◎◎
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
1280 x 960 1280 x 
960_60 60 60 108.000
◎◎
1280 x 
960_85 85.002 85.938 148.500
1360 x 768 1360 x 
768_60 60.015 47.712 85.5
◎◎
1440 x 900 WXGA+_6
0 59.887 55.935 106.500
◎◎
1400 x 1050 SXGA+_60 59.978 65.317 121.750 ◎◎
1600 x 1200 UXGA 60 75 162.000 ◎◎
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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 80.000
1152 x 870 @75Hz MAC21 75.06 68.68 100.000
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
SVGA_120 (Reduce 
Blanking) 119.854 77.425 83.000
◎
1024 x 768 XGA_60 60.004 48.363 65.000
◎◎◎
XGA_70 70.069 56.476 75.000
XGA_75 75.029 60.023 78.750
XGA_85 84.997 68.667 94.500
XGA_120 (Reduce 
Blanking) 119.989 97.551 115.5
◎
1152 x 864 1152 x 
864_75 75 67.5 108
1024 x 576 BenQ 
Notebook  Timing 60 35.82 46.966
1024 x 600 BenQ 
Notebook  Timing 64.995 41.467 51.419
1280 x 720 1280 x 
720_60 60 45 74.250
◎◎◎
1280 x 768 1280 x 
768_60 59.87 47.776 79.5
◎◎◎
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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
1280 x 960 1280 x 
960_60 60 60 108.000
◎◎
1280 x 
960_85 85.002 85.938 148.500
1360 x 768 1360 x 
768_60 60.015 47.712 85.5
◎◎
1440 x 900 WXGA+_6
0 59.887 55.935 106.500
◎◎
1400 x 1050 SXGA+_60 59.978 65.317 121.750 ◎◎
1600 x 1200 UXGA 60 75 162.000 ◎◎
1680 x 1050 1680 x 
1050_60 59.954 65.29 146.25
◎◎
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 80.000
1152 x 870 @75Hz MAC21 75.06 68.68 100.000
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
Video modeHorizontal 
Frequency (kHz)Ve r t i c a l  
Frequency (Hz)Color sub-
carrier 
Frequency  (MHz)3D Field 
Sequential
NTSC 15.73 60 3.58 ◎
PAL 15.63 50 4.43
SECAM 15.63 50 4.25 or 4.41
PAL-M 15.73 60 3.58
PAL-N 15.63 50 3.58
PAL-60 15.73 60 4.43
NTSC4.43 15.73 60 4.43
TimingResolutionHorizontal  Frequency  (KHz)Ve r t i c a l  
Frequency  (Hz)Pixel 
Frequency  (MHz)3D Field 
Sequential
480i 720 x 480 15.73 59.94 13.5 ◎
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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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