BenQ Projector MX823ST User Manual

Specifications 61
Minimum Ceiling Height (mm) = f + H + b + 60 + 274+ c
•  The dimensions are based on the BenQ wall mount (P/N: 5J.J4R10.001).
•  All measurements are approximate and may vary from the actual sizes. BenQ recommends that if you 
intend to permanently install the projector, you should physically test the projection size and distance 
using the actual projector in situ before you permanently install it, so as to make allowance for this 
projectors optical characteristics. This will help you...

Specifications 62
Timing chart
Supported timing for PC input
•  *Supported timing for 3D signal in Frame Sequential, Top Bottom and Side by Side formats.
**Supported timing for 3D signal in Frame Sequential format.
***Supported timing for 3D signal in Top Bottom and Side by Side formats.
ResolutionModeVe r t i c a l  
Frequency 
(Hz)Horizontal 
Frequency 
(kHz)Pixel 
Frequency
(MHz)
640 x 480VGA_60* 59.940 31.469 25.175
VGA_72 72.809 37.861 31.500
VGA_75 75.000 37.500 31.500
VGA_85 85.008 43.269 36.000...

Specifications 63
•  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
•  *Supported timing for 3D signal in Frame Sequential, Top Bottom and Side by Side formats.
**Supported timing for 3D signal in Frame Sequential format.
***Supported timing for 3D signal in Top Bottom and Side by Side formats.
ResolutionModeVe r t i c a l  
Frequency 
(Hz)Horizontal 
Frequency...

Specifications 64
•  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 3D signal in Frame Sequential format.
**Supported timing for 3D signal in Top Bottom, Frame Packing and Side by Side formats.
***Supported timing for 3D signal in Frame Sequential, Top Bottom, Frame Packing and Side by Side 
formats.
****Supported timing for 3D signal in Side by Side format.
*****Supported timing...

Specifications 65
Supported timing for Component-YPbPr input
• *Supported timing for 3D signal in Frame Sequential format.
•  Displaying a 1080i(1125i)@60Hz or 1080i(1125i)@50Hz signal may result in slight image vibration.
Supported timing for Video and S-Video inputs
*Supported timing for 3D signal with Frame Sequential format.
TimingResolutionVe r t i c a l  
Frequency (Hz)Horizontal 
Frequency (kHz)Pixel Frequency 
(MHz)
480i* 720 x 480 59.94 15.73 13.5
480p* 720 x 480 59.94 31.47 27
576i 720 x 576 50...

Warranty and Copyright information 66
Warranty and Copyright information
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 product 
is found to be defective within the warranty period, BenQs only obligation and your 
exclusive remedy shall be replacement of any defective parts (labor included). To obtain 
warranty service, immediately notify the...