Optoma Tx785 Projector User Manual

English1
Cleaning the Projector
Cleaning  the  projector  to  remove  dust  and  grime  will  help  ensure 
trouble-free operation. 
Warning:
4 Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn.
4 Use only a dampened cloth when cleaning. Do not allow water to enter the ventilation openings on the projector. 
4  If  a  little  water  gets  into  the  projector  interior  while  cleaning,  leave unplugged in a well-ventilated...

English
Compatibility Modes
Computer Compatibility
Signal Resolution Refresh Rate (Hz)NTSC - 60
PAL/SECAM - 50
VESA 640 x 350 70.1/ 85.1
640 x 400 70.1 / 85.1
720 x 350 70
720 x 400 70/ 85
720 x 576 50/ 60
VGA 640 x 480 60/ 67/ 72.8/ 75/ 85
SVGA 800 x 600 56.3/ 60.3/ 75/ 72.2/ 80/ 85.1 832 x 624 72/ 75
1024 x 576 50/ 60
XGA 1024 x 768 60/ 70.1/ 72/ 75/ 85 1152 x 864 60/ 70/ 75/85
HD720 1280 x 720 50/ 60/ 75/ 85
WXGA 1280 x 768 60/ 70/ 75/ 85
WXGA-800 1280 x 800 60
SXGA 1280 x 1024 60/ 75/85...

English
Signal Resolution Refresh Rate (Hz)720 x 480i 60
720 x 480p 60
Apple Mac Compatibility
ResolutionMacbookMacbook Pro 
(Intel) Power Mac 
G5 Power Mac 
G4
Hz- Analog Analog Analog Analog
800x600 60 o o--
800x600 72 o oo o
800x600 75 o oo o
800x600 85 o oo o
1024x768 60 o oo o
1024x768 70 o oo o
1024x768 75 o oo o
1024x768 85 o oo o
1280x720 60 o oo o
1280x720 75 o o- o
1280x720 85 o o- o
1280x768 60 o o- o
1280x768 75 o oo o
1280x768 85 o o- o
1280x800 60 o oo o
1280x102460 - oo o...

English
RS232 Commands
RS232 Connector
9 8 7 6
5 4 3 2 1
Pin No Specification
1 N/A
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 N/A
Appendices 

English
RS232 Protocol Function List
RS232 Commands 
Due to the 
difference 
application 
for each 
model.
Function is 
dependent 
on the model 
purchased.
v
Baud Rate   9600 Data Bits 
8 Parity Check  None Stop Bits 1 Flow Control   None UART16550 FIFO  Disable 
Lead Code Projector ID Command ID space variable carriage return ~ X  X X  X  X    n CR 
Fix code 
One Digit Set in OSD 
00~99
Two Digit 
00 is for universal use  Defined by Optoma 
2 or 3 Digit 
See the Follow content 
One Digit 
Per...

English
FunctionASCII PassFailSaturation     n= -50 - +50  ~XX45 n  P  F Tint     n= -50 - +50  ~XX44 n  P  F BrilliantColorTM 1³  n= 0 - 10  ~XX34 n  P  F Film n=1 ~XX35 n  P  F Video  n=2      Graphics  n=3 ³     Degamma
PC  n=
 4 ³     Warm  n=1 ~XX36 n  P  F Medium  n=2 ³     Color Temp. 
Cold  n= 3 ³     Hue  n=-50 ~ 50  ~XX170 n  P  F Saturation  n=-50 ~ 50  ~XX171 n  P  F Red
Gain  n=-50 ~ 50  ~XX27 n  P  F Hue  n=-50 ~ 50  ~XX172 n  P  F Saturation  n=-50 ~ 50  ~XX173 n  P  F...

English
FunctionASCII PassFailSaturation     n= -50 - +50  ~XX45 n  P  F Tint     n= -50 - +50  ~XX44 n  P  F BrilliantColorTM 1³  n= 0 - 10  ~XX34 n  P  F Film n=1 ~XX35 n  P  F Video  n=2      Graphics  n=3 ³     Degamma
PC  n=
 4 ³     Warm  n=1 ~XX36 n  P  F Medium  n=2 ³     Color Temp. 
Cold  n= 3 ³     Hue  n=-50 ~ 50  ~XX170 n  P  F Saturation  n=-50 ~ 50  ~XX171 n  P  F Red
Gain  n=-50 ~ 50  ~XX27 n  P  F Hue  n=-50 ~ 50  ~XX172 n  P  F Saturation  n=-50 ~ 50  ~XX173 n  P  F...

English
Appendices
FunctionASCII PassFailPhase³  n= -5 - +5  ~XX74 n  P  F H. Position ³  n= -5 - +5  ~XX75 n  P  F V. Position ³  n= -5 - +5  ~XX76 n  P  F Security Timer Hour/Day/Month nnnnnn  ~XX77 n P  F Change
Password ³
³send back the 
password to 
confirmSecurity 
Security Settings  Enable/Disable  n=1/n=2 &0  ~XX78 n  P 
 F Projector ID ³ ³  n=00-99  ~XX79 n  P  F Mute On/Off  n=1/n=2 &0  ~XX80 n  P  F Audio
Volume ³  n=0-10  ~XX81 n  P F 
Logo  Optoma/User  n=1/n=2  ~XX82 n P...

English
Appendices
FunctionASCII PassFailPhase³  n= -5 - +5  ~XX74 n  P  F H. Position ³  n= -5 - +5  ~XX75 n  P  F V. Position ³  n= -5 - +5  ~XX76 n  P  F Security Timer Hour/Day/Month nnnnnn  ~XX77 n P  F Change
Password ³
³send back the 
password to 
confirmSecurity 
Security Settings  Enable/Disable  n=1/n=2 &0  ~XX78 n  P 
 F Projector ID ³ ³  n=00-99  ~XX79 n  P  F Mute On/Off  n=1/n=2 &0  ~XX80 n  P  F Audio
Volume ³  n=0-10  ~XX81 n  P F 
Logo  Optoma/User  n=1/n=2  ~XX82 n P...

English0
Appendices
StatusCode Definition None c=0 HDMI c=1 DVI-D  c=2 BNC c=3 VGA 1 c=4 VGA 2 c=5 Component RCA  c=6 S-Video c=7 Video c=8 Software Version FunctionACCII Display FailSoftware Version  n=1  ~XX122 n  Okdddd   F Display Mode FunctionACCII Display FailDisplay Mode  n=1  ~XX123 n  Oka  F 
StatusCode Definition Presentation a=0 Bright  a=1 Movie a=2 sRGB  a=3 User 1 a=4 User 2 a=5 Classroom a=6 Blackboard a=7 Power State FunctionACCII Display FailPower State  n=1  ~XX124 n  Oka  F...