ViewSonic Projector PJD7831HDL User Manual

56
Troubleshooting
The projector does not turn on.
No picture
Blurred image
Remote control does not work
CauseRemedy
There is no power from the power cord.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...

57
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 1080p
Display system 1-CHIP DMD
LampPJD7828HDL/PJD7831HDL:
210 W lamp
PJD
36HDL:
240 W lamp
Electrical
Power supply AC100–240V, 50–60 Hz (Automatic)
Power consumptionPJD7828HDL/PJD7831HDL:
330 W (Max); < 0.5 W (Standby)
PJD36HDL:
365 W (Max); < 0.5 W (Standby)
Mechanical
Weight 2.6 Kg...

58
Dimensions
316 mm (W) x 97.7 mm (H) x 228 mm (D) (Excluding extrusions)
Ceiling mount installation
Output terminal
RGB output D-Sub 15-pin (female) x 1
Audio signal output Audio jack x 1
Speaker 10 watt x 1
Control terminal
RS-232 serial control 9 pin x 1
USB serial control Type mini B
IR receiverx 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...

59
Tripod mount installation
13.00
27.13
Unit: mm 

60
Timing chart
Analog RGB
Signal  Resolution (dots)  Aspect Ratio  Refresh Rate (Hz)
VGA 640 x 480 4:3 60/72/75/85
SVGA 800 x 600 4:3 60/72/75/85
XGA1024 x 768 4:3 60/70/75/85
1152 x 864 4:3 75
WXGA1280 x 768 15:9 60
1280 x 800 16:10 60/75/85
1360 x 768 16:9 60
Quad-VGA 1280 x 960 4:3 60/85
SXGA 1280 x 1024 5:4 60
SXGA+ 1400 x 1050 4:3 60
WXGA+ 1440 x 900 16:10 60
UXGA 1600 x 1200 4:3 60
WSXGA+ 1680 x 1050 16:10 60
HD 1280 x 720 16:9 60
MAC 13 640 x 480 4:3 67
MAC 16 832 x 624 4:3 75
MAC 19 1024 x 768...

61
HDMI
Signal  Resolution (dots)  Aspect Ratio  Refresh Rate (Hz)
VGA 640 x 480 4:3 60
SVGA 800 x 600 4:3 60
XGA 1024 x 768 4:3 60
WXGA1280 x 768 15:9 60
1280 x 800 16:10 60
1360 x 768 16:9 60
Quad-VGA 1280 x 960 4:3 60
SXGA 1280 x 1024 5:4 60
SXGA+ 1400 x 1050 4:3 60
WXGA+ 1440 x 900 16:10 60
WSXGA+ 1680 x 1050 16:10 60
HDTV (1080p) 1920 x 1080 16:9 50 / 60
HDTV (1080i) 1920 x 1080 16:9 50 / 60
HDTV (720p) 1280 x 720 16:9 50 / 60
SDTV (480p) 720 x 480 4:3 / 16:9 60
SDTV (576p) 720 x 576 4:3 / 16:9 50...

62
3D (HDMI signal included)
Signal  Resolution (dots)  Aspect Ratio  Refresh Rate (Hz)
SVGA 800 x 600 4:3 60* / 120**
XGA 1024 x 768 4:3 60* / 120**
HD 1280 x 720 16:9 60* / 120**
WXGA 1280 x 800 16:9 60* / 120**
for Video Signal 
Signal  Resolution (dots)  Aspect Ratio  Refresh Rate (Hz)
SDTV (480i)*** 720 x 480 4:3 / 16:9 60
*
60Hz signals are supported for Side-by-Side, Top-Bottom, and Frame Sequential formats.
** 120 Hz signals are supported for Frame Sequential format only.
*** Video signal (SDTV...

63
Component video
Signal  Resolution (dots)  Aspect Ratio  Refresh Rate (Hz)
HDTV (1080p) 1920 x 1080 16:9 50 / 60
HDTV (1080i) 1920 x 1080 16:9 50 / 60
HDTV (720p) 1280 x 720 16:9 50 / 60
SDTV (480p) 720 x 480 4:3 / 16:9 60
SDTV (576p) 720 x 576 4:3 / 16:9 50
SDTV (480i) 720 x 480 4:3 / 16:9 60
SDTV (576i) 720 x 576 4:3 / 16:9 50
Composite video
Signal  Aspect Ratio  Refresh Rate (Hz)
NTSC 4:3 60
PA L 4 : 3 5 0
PAL60 4:3 60
SECAM 4:3 50 

64
Copyright information
Copyright
Copyright 2015. 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...

65
Appendix
IR control table
KeyFormatByte1Byte2Byte3Byte4
PgDn NEC X3 F4 05 FA
PgUp NEC X3 F4 06 F9
Blank NEC X3 F4 07 F8
Auto sync NEC X3 F4 08 F7
Up NEC X3 F4 0B F4
Down NEC X3 F4 0C F3
Left NECX3F40EF1
Right NEC X3 F4 0F F0
Color Mode NEC X3 F4 10 EF
Mute NEC X3 F4 14 EB
Enter NEC X3 F4 15 EA
Power ON NEC X3 F4 17 E8
Presentation Timer NEC X3 F4 27 D8
Exit NEC X3 F4 28 D7
D. ECO 
(Eco mode)NEC X3 F4 2B D4
Menu NEC X3 F4 30 CF
Mouse NEC X3 F4 31 CE
Mouse Left NEC X3 F4 36 C9
Mouse Right NEC X3 F4 37...