Optoma TX774 Support and Manuals
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Popular Optoma TX774 Manual Pages
User Manual - Page 1
... Setting the OSD Language...26
Menu Setting ...27
OSD Menu Overview ...27 Image Menu ...28 Display Menu...30 Setup Menu ...32 Color setting Menu ...35 Language Menu ...36 Management Menu ...37
Appendices...39
Replacing the Projection Lamp ...39 Resetting the Lamp ...42 Cleaning the Projector...43 Using the Kensington® Lock ...43 Common problems and solutions...44 Tips for Troubleshooting...
User Manual - Page 2
Table of Contents
LED Error Messages ...45 Image Problems ...46 Lamp Problems...46 Remote Control Problems...47 Audio Problems ...47 Having the Projector Serviced...48 Specifications...49 Projection Distance V.S. Projection Size...49 Timing Mode Table...50 Projector Dimensions ...51 Regulatory Compliance...52 FCC Warning...52 Canada...52 Safety Certifications...52 EN 55022 Warning ...52 RoHS ...
User Manual - Page 3
... and usage instructions will ensure that may damage the unit. Precautions
Warning symbols are no user-serviceable parts in the eyes.
Warning: Alerts you to situations that you to important information.
Aside from the projection lamp, there are used in direct sunlight, or near water, in this example: "Push the Menu button on Optoma product...
User Manual - Page 5
..., clear images • Flexible setup allows for front and rear projections • Line-of-vision projections remain square, with advanced keystone correction for angled
projections • Input source automatically detected
About this manual
This manual is both for end users and describes how to install and operate the EP771 projector. Wherever possible, relevant information-such...
User Manual - Page 7
... lens when not in use
Lens cover
Slide across to release height adjuster ton
SEE PAGE: 24 24
8 15
23
Important: Ventilation openings on the projector allow for IR signal from remote control
Lens
Remove lens cap before use
Height-adjuster but- LABEL
DESCRIPTION
Focus
Focuses the projected image
Lens zoom...
User Manual - Page 17
...
Connect an audio cable (not supplied) from a video device. ITEM
A B C D E
F
G
H I and DVI-D are supported. Both DVI-I
LABEL
DESCRIPTION
Rear IR Receiver for IR signal from an audio input device. Check the user manual of the connecting device to the projector at the same time. Video
Connect a composite video cable (supplied) from the computer...
User Manual - Page 18
... function and firmware upgrades. Connect a 12-volt trigger cable from a computer for installation control. Warning: As a safety precaution, disconnect all power to match the screen aspect ratio.
When connected, the screen automatically adjusts vertically to the projector and connecting devices before making connections.
18 ITEM
LABEL
USB 12V
RS-232
Setup and Operation
DESCRIPTION...
User Manual - Page 19
... is connected, press the Source button repeatedly to a wall outlet. The POWER and LAMP LEDs on . The projector splash screen displays and connected devices are supported through the VGA connector.)
Setup and Operation
6. Switch [B] from off the projector, press the Power button. The projector prepares for shutdown and a "Wait a moment please..." Connect the power cord to...
User Manual - Page 32
...
Ceiling mount, front of screen
Ceiling mount, rear of screen
Video Type Audio Input
Press the cursor button to open the OSD menu. PAL -
Menu Setting
Setup Menu
Press the Menu button to select the video standard (Range: Auto -
SECAM)
Press the cursor channels. Press the cursor button to the...
User Manual - Page 34
Menu Setting
Setup Menu Functions Available for Connected Source
Function
RGB
Projection Type
O
Video Type
Audio Input
O
Volume
O
Source Lock
O
Auto Power Off
O
Direct Power On
O
Lamp Mode
O
Fan Mode
O
O = available video source
DVI
Component Video
Composite Video
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
S-Video
O O O O O O O O O
34
User Manual - Page 42
... to the Management menu.
3. Press the cursor button to move to Lamp Hour Reset. Press the cursor or Enter button. Press the Menu button...move down to the following:
1. The Status menu appears again showing the Lamp Hours reset to zero. Appendices
Resetting the Lamp
After replacing the lamp, you should reset the lamp hour counter to zero.
42 Refer to Status.
4. Press the cursor ...
User Manual - Page 44
... configured for assistance. Check the following before proceeding to the problem-specific solutions.
• Use some other electrical device to pin point the problem and thus avoid replacing non-defective parts. Often after time spent troubleshooting, the problem is usu- This may help you replace batteries and the problem remains, put the original batteries back and go to the...
User Manual - Page 46
... check that the projector lens is flat with another computer.
Problem: The image is blurred 1. Use the Keystone button on the Utility menu of the OSD to the default settings. 2.
Restart the projector in the projector and have replaced the lamp recently, try resetting the lamp connections. 5. If you have the projector serviced.
46 Put the old lamp back in the...
User Manual - Page 47
.... 3. Check the battery polarity. 5.
Problem: The sound is no sound 1. Ensure the path between remote and sensor is not obstructed. 3. Check the audio cable connection. 4. Turn off other Infrared-enabled devices in the room. 4. Have the projector serviced. Direct the remote control towards remote sensor on the remote control. 2. Replace the batteries. 6. Have the...
User Manual - Page 48
Optoma Global Offices
For service or support, please contact your local office. USA
Taiwan
715 Sycamore Drive Milpitas, CA 95035, USA Tel: +1-408-383-3700 Fax: +1-408-383-3702
5F., No. 108, Minchiuan Rd. Include a description of the problem and a checklist of the steps you should have the projector serviced. Pack the projector in the original carton. Shindian...
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