Optoma GT750E Support Question
Optoma GT750E Support Question
Find answers below for this question about Optoma GT750E.Need a Optoma GT750E manual? We have 2 online manuals for this item!
Question posted by mferguso9 on February 9th, 2012
Flickering Colors
My Optoma GT750E is a litle over a year old. The projected image now shows frequent flickering of the colors. At times it looks like it's working normally, but then it will start showing flickering of the image.
Current Answers
Related Optoma GT750E Manual Pages
Optoma_GT750_Datasheet - Page 1
...Year Limited Parts and Labor, 90-Day Lamp
UPC 796435 81 143 3
Standard Accessories Lamp: TBD Remote: TBD Mount: TBD Case: TBD
www.optoma.com
© Copyright 2011 Optoma Technology, Inc. Projecting images...time. All other trademarks are registered trademarks of up to 300 inches, this gaming projector..., Security Bar and Keypad Lock
Displayable Colors 1.07 Billion
Uniformity 85%
Remote Control...
User Guide - Page 1
...Off the Projector..........13 Powering On the Projector 13 Powering off the projector 14 Warning Indicator 14 Adjusting the Projected Image..........15 Adjusting the Projector's Height ........ 15 Adjusting the Projector's Focus.......... 16 Adjusting Projection Image Size......... ... List 51 Ceiling Mount Installation 54 Optoma Global Offices 55 Regulation & Safety Notices 57
1 English
User Guide - Page 2
... alert the user to service the unit yourself. Do not install near water or moisture. Please call Optoma before you to persons.
DANGEROUS HIGH VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE. Do not use the projector near heat sources such as amplifiers that emits heat.
4.
Do not let objects or liquids enter the...
User Guide - Page 6
...different applications in the box. If something is missing, please contact your nearest customer service center.
Projector with lens cap
Power Cord 1.8m
VGA Cable 1.8m
Due to ensure all parts listed below...Batteries
Documentation :
User's Manual Warranty Card Quick Start Card WEEE Card
(for EMEA only)
IR Remote Control
VGA/RCA Adaptor
English 6
User Guide - Page 14
... the power cord from the projector, wait for the second time, the projector will display countdown timer and will automatically shutdown:
Contact the nearest service
center if the
"LAMP" LED indicator is lit red and if "On/Standby"
these symptoms. indicator flashes amber.
Under normal conditions, the projector can be displayed on , you...
User Guide - Page 15
... ring clockwise to raise the projector or counter clockwise to modify on the underside of the projector.
2. Tilt-Adjustment Feet Tilt-Adjustment Ring
15 English Installation
Adjusting the Projected Image
Adjusting the Projector's Height
The projector is equipped with the remaining feet as needed.
Repeat with elevator feet for adjusting the image height.
1. Locate the adjustable foot...
User Guide - Page 16
... (Hd)
Height
Diagonal Width
English 16 Focus Ring
Adjusting Projection Image Size WXGA series: Projection Image Size from 1.64
to 16.40 feet (0.5 to 8.2 meters). Installation
Adjusting the Projector's Focus
To focus the image, rotate the focus ring until the image is clear.
WXGA series: The projector will focus at distances from 34.0" to 322.0"
(0.8 to...
User Guide - Page 22
...63 -5~5 -5~5 ʳ Invert Exit
Projection Menu Location #4 Signal
English 22
Automatic Frequency (VGA) Phase (VGA) H. User Controls
Menu Tree
Main Menu
Image
Sub Menu
Display Mode
Brightness Contrast Sharpness #1 Color #1 Tint Advanced
Display
Format
Edge Mask Zoom V Image Shift V Keystone 3D
Setup
Language
Gamma BrilliantColor™ Color Temp. Color
Color Space
Input Source Exit...
User Guide - Page 23
... Yes / No
Yes / No
Please note that the on-screen display (OSD) menus vary according to the signal type selected and the projector model you are using.
(#1) "Color" and "Tint" are only supported in Video mode. (#2) For HDMI source only. (#3) "3D Sync Invert" is only available when 3D...
User Guide - Page 24
... user in a
classroom.
User: User's settings. 3D: Recommended setting for projecting in 3D will be selected to lighten the image. Adjust the brightness of the image.
Press the to darken image. Press the to achieve optimum
color settings when projecting onto a blackboard (green).
Classroom: This mode is recommended for 3D mode...
User Guide - Page 25
... the to increase the amount of saturation in the image. Press the to increase the sharpness.
25 English
Color
Adjust a video image from black and white to fully saturated color.
Press the to decrease the amount of saturation in the image. User Controls
"Color" and "Tint" functions are only supported under Video mode...
User Guide - Page 26
... setting. After the initial setup and fi ne tuning is from "0" to cold temperature, the image looks more blue. (cold image) If set up gamma curve type.
Color Temp
If set to "10". For a smoother, more red. (warm image)
English 26 The range is completed, utilize the Gamma Adjustment steps to enable higher brightness while...
User Guide - Page 27
...option to enter the sub menu and select which sources you require. User Controls
Color Settings
Press into the next menu as below and then use or to select item... Yellow Colors.
R eset: Choose "Yes" to finalize the selection. Color Space
Select an appropriate color matrix type from AUTO, RGB, RGB(0-255)(*), RGB(16-235)(*) or YUV. The projector will not search for
color adjustments....
User Guide - Page 35
... saved in Analog VGA (RGB) signal.
H. Position
Press the to move the image down. Press the to flicker vertically. Use this function, the Phase, frequency items are grayed out, and if Signal is only supported in settings after that for next time projector turns off and on again. Phase
Synchronize the signal...
User Guide - Page 37
...Color
Use this feature to show the "searching" message. There are Grid, White pattern and None.
Source Lock
On: The projector will only search current input connection. Off: The projector will be locked however, the projector...Reset
Choose "Yes" to return the display parameters on top of the projector for other signals if the current
input signal is "On", the control...
User Guide - Page 41
...If you are using a Notebook:
1.
Image has vertical flickering bar
Use "Frequency" to
make an adjustment. Appendices
7. Next, select "Standard monitor types" under the "Models" box.
8. Press the appropriate keys listed below for more information. Change the monitor color setting on "Show all equipment including the projector. The screen of your computer...
User Guide - Page 51
...
2D->2D; 3D>3D / 3D->L
/3D->R
SBS/Top and Bottom/Frame
Sequential/ Auto
Decoding HDMI1.3 3D
timing
On/Off
n=1/n=0 & 2 n=1/n=0 & 2
n=1 n=0 & 2
n=1 n=1 n=1 n=15 n=5 n=7 n=8 n=9 ... F F F F F F
F
51 English Color Space
HDMI 1 HDMI 2 VGA 1 S-Video Video
Format
Edge masking
Zoom H Image Shift V Image Shift V Keystone
3D Settings
SETUP
Language
English German French...Optoma Data and HT Projectors...
User Guide - Page 52
... Lock High Altitude Information Hide Keypad Lock test Pattern
Background Color
Blue Black Red Green White Direct Power On
X Command ...n
Oka
a=1/0
n=1
~XX126 n
Oka
English 52 Position V. Appendices
~ Lead Code
SETUP
X
X
Language Projection Menu Location
Projector ID Arabic Thai Turkish Farsi
Front-Desktop Rear-Desktop Front-Ceiling Rear-Ceiling
Top Left Top Right
Centre Bottom Left...
User Guide - Page 53
n=1
Oka
Desktop/Rear-Desktop /Front-Ceiling/Rear-
~XX129 n
Ceiling
~XX503
Okn
53 English ~ Lead Code
Appendices
X
X
Projector ID
Aspect Ratio Color Temperature
Projection Mode Output 3D State
X Command ID
4:3/16:9-I/16:9II(16:10)/Window/LBX/Native/AutoAuto235/Super wide/4:3-II
Warm Medium Cold
Front-Desktop Rear-Desktop ...
User Guide - Page 54
... screw length: 10mm Minimum screw length: 7.5mm
Warning: 1. Be sure to the projector
meet the following specifications:
Please note that damage resulting from another company, please be sure to use the Optoma ceiling mount.
2. Avoid installing the projector near a heat source. If you buy a ceiling
mount from incorrect installation will vary...
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