Optoma Txr774 Projector User Manual

English
Table of Contents ........................................................................\
...................................... 1
Usage Notice  ........................................................................\
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Safety Information  ........................................................................\
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Precautions...

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Safety Information
The  lightning  flash  with  arrow  head  within  an  equilateral  triangle  is 
intended to alert the user to the presence of uninsulated “dangerous volt-
age” within the product’s enclosure that may be of sufficient magnitude to 
constitute a risk of electric shock to persons.
The  exclamation  point  within  an  equilateral  triangle  is  intended  to  alert 
the  user  to  the  presence  of  import  operating  and  maintenance  (servicing) 
instructions in the...

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Do not attempt to service this projector yourself. Opening or re-
moving  covers  may  expose  you  to  dangerous  voltages  or  other 
hazards. Please call Optoma to be referred to an authorized ser-
vice center near you.
  8. Do not let objects or liquids enter the projector as they may touch  dangerous voltage points or short-out parts that could result in a 
fire or electric shock.
  9. See projector enclosure for safety related markings.
10.  The  projector  should  not  be  adjusted...

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Precautions
Please follow all warnings, precautions and main-tenance as recommended in this user’s guide.
▀■ Warning - Do not look into the projector’s lens when the lamp is  on. The bright light may damage your eyes.
▀■ Warning - To reduce the risk of fire or electric shock, do not ex -
pose 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,...

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Do:
v Turn off the product before cleaning.
v Use a soft cloth moistened with a mild detergent to clean the  display housing.
v Disconnect the power plug from the AC outlet if the product  is not being used for a long period of time.
Don’t:
v Do not block the ventilation slots and openings on the unit.
v Do not use abrasive cleaners, waxes or solvents to clean the unit.
v Do not use under the following conditions: -  In  extremely  hot,  cold  or  humid  environments.  Ensure  that the...

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Usage Notice
Eye Safety Warnings
▀■ Avoid staring directly into the projector’s beam of light at all times.
▀■  Minimize standing  facing  into  the  beam.  Keep  your  back  to  the beam as much as possible.
▀■ Using a stick or laser pointer is recommended to avoid the need  for the presenter to enter the beam.
▀■ Ensure that projectors are located out of the line of sight from the  screen to the audience; this ensures that, when presenters look at 
the audience, they do not also have to...

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Introduction
Product Features
This product is a single chip 0.55”/0.7” XGA series and 0.65” WXGA 
series DLP® projector. Outstanding features include:
u Texas Instruments Single chip DLP®  Technology
u Computer Compatibility:
Apple Macintosh, iMac, and VESA Standards:  
UXGA, SXGA+, SXGA, WXGA, WUXGA, XGA, SVGA, VGA
u Video Compatibility:
■  NTSC, NTSC4.43
■  PAL/PAL-M/PAL-N/SECAM
■  SDTV and EDTV compatible
■  HDTV compatible (720p, 1080i, 1080p)
u Auto source detection with user definable...

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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.
Projector with lens coverIR Remote Control (with 2 x AAA Batteries)
Composite cable  
(RCA) Power Cord 
1.8m VGA Cable 
1.8m USB Cable 
1.8m
Carrying Case RGB to Component  Adapter 
(optional)
SCART to RGB &  S-Video Adapter 
(optional)
 
Documentation:
þ  User’s Manual
þ  Warranty Card
þ  Quick Start...

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Product Overview
Main Unit
1. Control Panel8. Captive Screws
2. Zoom 9. Rear IR Receiver
3. Focus 10.
Connection Ports
(RJ45 function is dependent on 
the model purchased)4. Front IR Receiver
5. Lens 11. Power Socket
6. Lens Cover 12. Power Switch
7. Elevator foot 13. Kensington™ Lock
1
2356
7
8
4
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Introduction 

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Control Panel
1. KEYSTONE             7. ENTER
2. SOURCE8. AV-MUTE
3. LAMP LED 9. VOLUME
4. KEYSTONE 10. MENU
5. POWER LED 11. POWER
6. RE-SYNC
 
AV-MUTE
MENU VOLUME POWER LAMP
POWER
ENTER
KEYSTONE
RE-SYNCSOURCE
KEYSTONE
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Introduction