ViewSonic Projector PJD7820HD User Manual

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Specifications
Projector specifications
• All specifications are subject to change without notice.
• Not all models can be purchased in your region.
General
Product name DLP Projector
Optical
Resolution 1920 x 1080
Display system 1-CHIP DMD
Lamp 210 W lamp
Electrical
Power supply AC100–240V, 50-60 Hz (Automatic)
Power consumption 285 W (Max); < 0.5 W (Standby)
Mechanical
Weight 2.1 Kg (4.63 lbs)
Input terminal
Computer input
     RGB input D-Sub 15-pin (female) x 2
Video signal input
     S-VIDEO...

 57 Output terminal
RGB output D-Sub 15-pin (female) x 1
Audio signal output PC audio jack x 1
Speaker 2 watt x 1
Control terminal
RS-232 serial control 9 pin x 1
LAN N/A
USB serial control Type mini B
IR receiver x 1 (Front)
Environmental Requirements
Operating temperature 0°C–40°C at sea level
Operating relative 
humidity10%–90% (without condensation)
Operating altitude • 0–1499 m at 5°C–35°C
• 1500–3000 m at 5°C–25°C (with High Altitude Mode on) 

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Dimensions
268 mm (W) x 84.4 mm (H) x 221 mm (D) (Excluding extrusions)
Ceiling mount installation
MENU
EXIT
221
84.4268
55110.05
81.581.5
Ceiling mount screws:
M4 x 8 (Max. L = 8 mm)
Unit: mm 

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Timing chart
Supported timing for PC input
• *Supported timing for 3D signal with Frame Sequential format.
• **Supported timing for 3D signal with Frame Sequential, Top-Bottom, and Side-by-Side 
formats.
Resolution ModeVe r t i c a l  
Frequency 
(Hz)Horizontal 
Frequency
(kHz)Pixel 
Frequency 
(MHz)
720 x 400 720x400_70 70.087 31.469 28.3221
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 
800 x 600SVGA_60** 60.317 37.879...

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Supported timing for Component-YPbPr input
*Supported timing for 3D signal with Frame Sequential format.
Supported timing for Video and S-Video inputs
*Supported timing for 3D signal with Frame Sequential format.
Timing ResolutionHorizontal
frequency 
(KHz)Ve r t i c a l
Frequency 
(Hz)Dot Clock
Frequency 
(MHz)
480i* 720 x 480 15.73 59.94 13.5
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...

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Supported timing for HDMI input
• *Supported timing for 3D signal with Frame Sequential format.
• **Supported timing for 3D signal with Frame Packing and Top-Bottom formats.
• ***Supported timing for 3D signal with Frame Sequential, Frame Packing, and Top-Bottom 
formats.
• ****Supported timing for 3D signal with Side-by-Side format.
• *****Supported timing for 3D signal with Frame Sequential and Top-Bottom formats.
Video Mode ResolutionHorizontal
frequency 
(KHz)Ve rt i c a l
Frequency 
(Hz)Dot...

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• *Supported timing for 3D signal with Frame Sequential format.
• **Supported timing for 3D signal with Frame Sequential, Top-Bottom, and Side-by-Side 
formats. 1400 x1050 SXGA+_60** 59.978 65.317 121.750
1600 x1200 UXGA** 60.000 75.000  162.000
640 x 480@67Hz MAC13 66.667 35.000 30.240
832 x 624@75Hz MAC16 74.546 49.722 57.280
1152 x 870@75Hz MAC21 75.06 68.68 100.00 

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Copyright information
Copyright
Copyright 2012. All rights reserved. No part of this publication may be reproduced, 
transmitted, transcribed, stored in a retrieval system or translated into any language or 
computer language, in any form or by any means, electronic, mechanical, magnetic, optical, 
chemical, manual or otherwise, without the prior written permission of ViewSonic 
Corporation.
Disclaimer
ViewSonic Corporation makes no representations or warranties, either expressed or 
implied, with...

 64
Appendix
IR control table
Code A
KeyFormatByte1Byte2Byte3Byte4
Power NEC 83 F4 17 E8
Auto Sync NEC83F408F7
VGA NEC 83 F4 41 BE
Video NEC83F452AD
Source NEC83F404FB
Color Mode NEC 83 F4 10 EF
Up / KeyS + NEC 83 F4 0B F4
Left NEC 83 F4 0E F1
Enter NEC 83 F4 15 EA
Right NEC 83 F4 0F F0
Down / KeyS - NEC 83 F4 0C F3
Menu NEC83F430CF
My Button NEC83F456A9
Exit NEC 83 F4 28 D7
Mouse L key NEC 83 F4 36 C9
Mouse R key NEC 83 F4 37 C8
PgUp NEC 83 F4 05 FA
PgDn NEC83F406F9
Mouse NEC 83 F4 31 CE
Magnify NEC 83...

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Code B
RS232 command table

KeyFormatByte1Byte2Byte3Byte4
Power NEC 83 F4 60 9F
Auto Sync NEC 83 F4 63 9C
VGA NEC 83 F4 64 9B
Video NEC83F46699
Source NEC 83 F4 7D 82
Color Mode NEC 83 F4 9E 61
Up / KeyS + NEC 83 F4 67 98
Left NEC83F46996
Enter NEC 83 F4 6B 94
Right NEC 83 F4 6A 95
Down / KeyS - NEC 83 F4 68 97
Menu NEC 83 F4 6C 93
My Button NEC 83 F4 6D 92
Exit NEC 83 F4 6E 91
Mouse L key NEC 83 F4 38 C7
Mouse R key NEC 83 F4 39 C6
PgUp NEC 83 F4 5C A3
PgDn NEC 83 F4 5D A2
Mouse NEC 83 F4 9B 64...