Optoma Tx770 Projector User Manual

							
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Table of Contents
Table of Contents .......................................................................................1
Usage Notice ..............................................................................................2
Precautions ..........................................................................................................2
Introduction ................................................................................................4
Product Features ..................................................................................................4
Package Overview ...............................................................................................5
Product Overview .................................................................................................6
Main Unit ........................................................................................................................6
Control Panel .................................................................................................................7
Connection Ports ...........................................................................................................8
Remote Control ..............................................................................................................9
Installation ................................................................................................10
Connecting the Projector ....................................................................................10
Powering On/Off the Projector ...........................................................................11
Powering On the Projector ...........................................................................................11
Powering Off the projector ...........................................................................................12
Warning Indicator .........................................................................................................12
Adjusting the Projected Image ...........................................................................13
Adjusting the Projector Image Height ..........................................................................13
Adjusting the Projector Zoom / Focus ..........................................................................14
Adjusting Projected Image Size ...................................................................................14
User Controls ...........................................................................................15
Control Panel & Remote Control ........................................................................15
On-Screen Display Menus .................................................................................18
How to operate  ............................................................................................................18
Language .....................................................................................................................19
Image-I  ........................................................................................................................20
Image-II (Computer Mode) ...........................................................................................22
Image-II (Video Mode) .................................................................................................24
Audio ............................................................................................................................26
Management ................................................................................................................27
Lamp Setting  ...............................................................................................................29
Appendices ...............................................................................................30
Troubleshooting ..................................................................................................30
Replacing the lamp .............................................................................................34
Compatibility Modes ...........................................................................................35
Ceiling Mount Installation ...................................................................................36
RS232 Commands .............................................................................................37
Optoma Global Offices .......................................................................................38  
						

							
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Usage Notice
Precautions
 
Follow all warnings, precautions and maintenance as recom-
mended in this user’s guide to maximize the life of your unit.
Warning-  Do not look into the projector’s lens when the lamp is 
on.  The bright light may hurt your eyes.
Warning-  To reduce the risk of fire or electric shock, do not expose 
this projector to rain or moisture.
Warning-  Please do not open or disassemble the projector as this 
may cause electric shock.
Warning-  When replacing the lamp, please allow unit to cool 
down, and follow all replacement instructions. See page 
34.
Warning-  This projector will detect the life of the lamp itself.  
Please be sure to change the lamp when it shows warn-
ing messages.
Warning-  Reset the “Lamp Reset” function from the on-screen 
display “Lamp Setting” menu after replacing the lamp 
module (refer to page 29).
Warning-  When switching the projector off, please ensure the 
cooling cycle has been completed before disconnecting 
power. 
Warning-  Turn on the projector first and then the signal sources.
Warning-  Do not use lens cap when projector is in operation.
Warning-  When the lamp reaches the end of its life, it will burn 
out and may make a loud popping sound.  If this hap-
pens, the projector will not turn back on until the lamp 
module has been replaced. To replace the lamp, follow 
the procedures listed under “Replacing the Lamp”. 
						

							
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Do:
 Turn off the product before cleaning.
 Use a soft cloth moistened with mild detergent to clean the 
display housing.
 Disconnect the power plug from AC outlet if the product is not 
being used for a long period of time.
Don’t:
 Block the slots and openings on the unit provided for ventila-
tion.
 Use abrasive cleaners, waxes or solvents to clean the unit.
 Use under the following conditions:
-  In extremely hot, cold or humid environments.
-  In areas susceptible to excessive dust and dirt.
-  Near any appliance that generates a strong magnetic field.
-  Place in direct sunlight.
Usage Notice 
						

							
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Product Features
 
Congratulations and Thank You for choosing Optoma projec-
tors. This product is a XGA single chip 0.7” DLP® projector. 
Features include:
 True XGA, 1024 x 768 addressable pixels
 Single chip DLP® technology
 NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM and 
HDTV compatible (480i/p, 576i/p, 720p, 1080i)
 High-tech DVI connection for digital signal with HDCP 
function and supports 480p, 576p, 720p and 1080i
 Full function remote control
 User friendly multilingual on screen display menu
 Advanced digital keystone correction and high quality 
full screen image re-scaling
 User friendly control panel
 SXGA+, SXGA compression and VGA, SVGA re-sizing
 Mac compatible
Introduction 
						

							
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Power Cord 1.8mVGA Cable 1.8m
Remote Control2 x Battery
Introduction
Composite Video Cable 2.0m
Projector with lens cap
Package Overview
This projector comes with all the items shown below.  Check to 
make sure your unit is complete.  Contact your dealer immedi-
ately if anything is missing.
Carrying Case (Optional Accessory)
Documents : 
 User’s Guide
 Quick Start Card
 Warranty Card
 WEEE Card
SCART RGB/S-Video Adaptor (Optional Accessory) 
						

							
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Main Unit
Product Overview
1.  Focus Ring2.  Zoom Ring3.  Zoom Lens4.  Elevator Button5.  Elevator Foot6.  Remote Control Receiver7.  Connection Ports8.  Power  Socket9.  Control Panel
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Introduction
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Control Panel
1.  Temp Indicator LED2.  Lamp Indicator LED3.  Power Indicator LED4.  Power/Standby 5.  Source6.  Auto Image7.  Menu (On/Off)8.  Four Directional  Select Keys9.  Enter10.  Keystone Correction
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Introduction
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Introduction
Connection Ports
1.  DVI-D Input Connector (for Digital signal with HDCP function)2.  PC Analog Signal SCART RGB/HDTV/Component Video Input Connector3.  Monitor Loop-through Output Connector4.  USB Input Connector5.  RS232 Input Connector6.  S-Video Input Connector7.  Composite Video Input Connector8.  Audio Input Connector9.  KensingtonTM Lock Port
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1.  Transmit Indicator Light2.  Power3.  Re-Sync4.  Volume ( + / - ) 5.  Reset6.  Hide7.  Freeze 8.  Page Up / Page Down 9.  Keystone Correction10.  Menu11.  Four Directional Select Keys
Remote Control
Introduction
12.  Enter13.  DVI-D Source14.  VGA Source15.  S-Video Source16.  Composite Video Source
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1. ....................................................................................................................Power Cord2. .....................................................................................................................VGA Cable3. ...............................................................................................Composite Video Cable4. .............................................................SCART RGB Adaptor (Optional Accessory)5. ..........................................................Audio Cable Jack/Jack (Optional Accessory)6. ..........................................................................S-Video Cable (Optional Accessory) 7. ....................D-Sub to RCA Cable for HDTV/Component (Optional Accessory)8. ....................................................................DVI to DVI Cable (Optional Accessory)9. .............................................................................RS232 Cable (Optional Accessory)
Connecting the Projector
 To ensure the projector works well with your computer, please set 
the display mode of your graphic card less than or equal to 1024 X 
768 resolution. Make sure the timing of the display mode is compat-
ible with the projector.  Refer to the “Compatibility Modes” section on 
page 35.
S-Video OutputVideo Output
DVD Player, Settop Box, HDTV receiver
Installation
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2
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59
RS232
DVIRGBUSB
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