Page 2 - English; Usage Notice; Safety Information; Class B emissions limits
2 English Usage Notice Safety Information The lightning flash with arrow head within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to p...
Page 3 - Precautions; Please follow all warnings, precautions and
3 English Usage Notice Precautions Please follow all warnings, precautions and maintenance 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 hurt and damage your eyes. ▀ ■ Warning- To reduce the risk of fire or electric ...
Page 5 - Eye Safety Warnings; HD compatible – 1080p supported; Technology
5 English Usage Notice Eye Safety Warnings ▀ ■ Avoid staring/facing directly into the projector beam at all times. Keep your back to the beam as much as possible. ▀ ■ When projector is used in a classroom, adequately supervise students when they are asked to point out something on the screen. ▀ ■ In...
Page 6 - Introduction; Package Overview; Unpack and inspect the box contents to ensure
6 English Introduction Documentation : User’s Manual Warranty Card Quick Start Card WEEE Card (for EMEA only) Due to different applications in each Country, some regions may have different accessories. Power Cord 1.8 m IR Remote Control Package Overview Unpack and inspect the box contents ...
Page 7 - Product Overview; Connections; Main Unit
7 English Introduction Product Overview 1. Control Panel 2. Focus Ring 3. Lens 4. IR Receivers 5. Tilt-Adjustment Feet 6. Security Bar 7. Input / Output Connections 8. Power Socket 6 7 5 2 5 4 3 1 4 8 Main Unit
Page 8 - Keystone Correction; Control Panel
8 English Introduction POWER 8 6 2 4 5 3 7 11 10 9 1 12 1. AV Mute 2. Menu 3. Source 4. Enter 5. Re-Sync 6. Power 7. Keystone Correction 8. Four Directional Select Keys 9. On/Standby LED 10. Lamp LED 11. Temp LED 12. IR Receiver Control Panel
Page 9 - Input/Output Connections; Connector; Lock Port
9 English Introduction VGA / YPbPr S-VIDEO VIDEO 3D SYNC Out (5V) AUDIO-OUT RS-232 HDMI 1 HDMI 2 AUDIO-IN-R AUDIO-IN-L Input/Output Connections 1. VGA/YPbPr/ Connector (PC Analog Signal/Component Video Input/HDTV/YPbPr) 2. HDMI 1 Connector 3. HDMI 2 Connector 4. S-Video Input Connector 5. Composite ...
Page 10 - Remote Control; Four Directional Select
10 English Introduction Remote Control 1. Power On 2. Power Off 3. 16:9 4. Native 5. Contrast 6. Brightness 7. Vol+/- 8. Enter 9. Re-Sync 10. VGA Source 11. Video Source 12. HDMI 2 Source 13. S-Video Source 14. HDMI 1 Source 15. Menu 16. Source 17. 3D 18. 3D format 19. Mode 20. LBX 21. 4:3-I 22. 4:3...
Page 11 - Installation; Connect to Computer/Notebook; Connecting the Projector
11 English Installation Connect to Computer/Notebook Connecting the Projector VGA / YPbPr S-VIDEO VIDEO 3D SYNC Out (5V) AUDIO-OUT RS-232 HDMI 1 HDMI 2 AUDIO-IN-R AUDIO-IN-L E62405SP R 1 2 3 4 1.................................................................................................... Power...
Page 12 - Connect to Video Sources
12 English Installation VGA / YPbPr S-VIDEO VIDEO 3D SYNC Out (5V) AUDIO-OUT RS-232 HDMI 1 HDMI 2 AUDIO-IN-R AUDIO-IN-L E62405SP R Connect to Video Sources 1.................................................................................................... Power Cord 2.................................
Page 13 - Powering On/Off the Projector; Powering On the Projector; ” button either on the top of; Lens Cap
13 English Installation Powering On/Off the Projector Turn on the projector first and then select the signal sources. Powering On the Projector 1. Remove th e lens cap. 2. Securely connect the power cord and signal cable. When connected, the ON/STANDBY LED will turn Amber. 3. Turn on the lamp by...
Page 14 - Warning Indicator
14 English Installation Contact the nearest service center if the projector displays these symptoms. See pages 54-55 for more information. Warning Indicator When the warning indicators (see below) come on, the projector will automatically shutdown: “LAMP” LED indicator is lit red and if “On/Stan...
Page 15 - Adjusting the Projected Image; Adjusting the Projector’s Height; The projector is equipped with elevator feet for adjusting; Locate the adjustable foot you wish to modify on the
15 English Installation Adjusting the Projected Image Adjusting the Projector’s Height The projector is equipped with elevator feet for adjusting the image height. 1. Locate the adjustable foot you wish to modify on the underside of the projector. 2. Rotate the adjustable ring clockwise to raise the...
Page 16 - Adjusting the Projector’s Focus; To focus the image, rotate the focus ring until the image is clear.; Adjusting Projection Image Size
16 English 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 1.64 to 16.40 feet (0.5 to 5.0 meters). Focus Ring Adjusting Projection Image Size WXGA series: Projection Image Siz...
Page 17 - WXGA
17 English Installation This table is for user’s reference only. WXGA Diagonal length (inch) size of 16:10 Screen Screen Size W x H Projection Distance (D) Offset (Hd) (m) (inch) (m) (feet) Width Height Width Height wide wide (m) (feet) 36.30 0.78 0.49 30.78 19.24 0.56 - 0.06 0.20 44.00 0.95 0.59 ...
Page 18 - User Controls; Using the Control Panel; Control Panel & Remote Control
18 English User Controls Using the Control Panel POWER Refer to the “Power On/Off the Projector” section on pages 13-14. RE-SYNC Automatically synchronize the projector to the input source. Enter Confirm your item selection. SOURCE Press “SOURCE” to select an input signal. Menu Press “Menu” to launc...
Page 19 - Using the Remote Control; Power On
19 English User Controls Remote Control Using the Remote Control Power On Refer to the “Power On” section on page 13. Power Off Refer to the “Power On/Off the Projector” section on page 14. Mode Select the display mode from Cinema, Bright, Photo, Reference and User. 4:3-I Scale the image at a 4:3-I ...
Page 20 - Select Keys
20 English User Controls Using the Remote Control Enter Confirm your item selection. Source Press “Source” to select an input signal. Re-sync Automatically synchronizes the projector to the input source. Menu Display or exit the on-screen display menus for projector. HDMI 1 Press “HDMI 1” to choose ...
Page 21 - The Projector has multilingual On-screen Display menus that; How to operate; On-screen Display Menus
21 English User Controls The Projector has multilingual On-screen Display menus that allow you to make image adjustments and change a variety of settings. The projector will automatically detect the source. How to operate 1. To open the OSD menu, press “Menu” on the Remote Control or Projector Keypa...
Page 22 - Menu Tree
22 English User Controls Menu Tree GT750 OSD Menu Tree.xls Main Menu Sub Menu Settings Image Display Mode Brightness -50 ~ +50 Contrast -50 ~ +50 Sharpness 1~15 Color -50 ~ +50 Tint -50 ~ +50 Advanced Gamma Film / Video / Graphics / Standard 0~10 Color Temp. Warm / Medium / Cold Color Color Space AU...
Page 24 - IMAGE; Display Mode; Brightness
24 English User Controls IMAGE Display Mode There are many factory presets optimized for various types of images. Presentation: Good color and brightness from PC input. Bright: Maximum brightness from PC input. Cinema: For home theater . Game: For game mode. Blackboard: This mode should be...
Page 25 - Color
25 English User Controls Color Adjust a video image from black and white to fully saturated color. Press the to decrease the amount of saturation in the image. Press the to increase the amount of saturation in the image. Tint Adjust the color balance of red and green. Press the to increase the...
Page 26 - BrilliantColorTM
26 English User Controls IMAGE | Advanced BrilliantColor™ This adjustable item utilizes a new color-processing algorithm and system level enhancements to enable higher brightness while providing true, more vibrant colors in picture. The range is from “0” to “10”. If you prefer a stronger enhanced im...
Page 27 - Color Settings
27 English User Controls Color Settings Press into the next menu as below and then use or to select item. Red/Green/Blue/Cyan/Magenta/Yellow: Use or to select Red, Green, Blue, Cyan, Magenta and Yellow Colors. Reset: Choose “Yes” to return the factory default settings for color adjustments. Colo...
Page 28 - DISPLAY; Format
28 English User Controls DISPLAY Format Use this function to choose your desired aspect ratio. 4:3-I: This format is for 4×3-I input sources. 4:3-II: This format is for 4×3-II input sources. 16:9: This format is for 16×9 input sources, like HDTV and DVD enhanced for Wide screen TV. 16:10: Th...
Page 29 - Zoom; Edge Mask
29 English User Controls Detail informations about LBX mode: 1. Some Letter-Box DVDs are not enhanced for 16x9 TVs. In this situation, the image will not look right when displayed in 16:9 mode. In this situation, please try to using the 4:3 mode to view the DVD. If the content is not 4:3, there will...
Page 30 - D Mode; D Format
30 English User Controls “3D sync. Invert” function wouldn’t save the setting. It will set to “Off” when powers on and changes source. 3D Format is only supported on 3D Timing on page 49. DISPLAY | 3D 3D Mode DLP Link: Select “DLP Link” to use optimized settings for DLP Link 3D images. (For DL...
Page 31 - SETUP; Language; Projection
31 English User Controls SETUP Language Choose the multilingual OSD menu. Press or into the sub menu and then use the or key to select your preferred language. Press “Enter” to finalize the selection. Projection Front-Desktop This is the default selection. The image is projected straight on the sc...
Page 32 - Menu Location; Projector ID
32 English User Controls Rear-Ceiling When selected, the image will appear reversed in upside down position. Menu Location Choose the menu location on the display screen. Projector ID ID definition can be set up by menu (range 0~99), and allow user control an individual projector by RS232. Refer t...
Page 33 - Security
33 English User Controls SETUP | Security Security On: Choose “On” to use security verification when the turning on the projector. Off: Choose “Off” to be able to switch on the projector without password verification. Security Timer Can be select the time (Month/Day/Hour) function to set the num...
Page 35 - Automatic
35 English User Controls SETUP | Signal Automatic Automatically selects the singal. If you use this function, the Phase, frequency items are grayed out, and if Signal is not auto - matic, the phase, frequency items will appear for user to manually tune and saved in settings after that for next time ...
Page 36 - Audio Settings; Internal Speaker; Mute; Volume; Audio Input
36 English User Controls SETUP | Audio Settings Internal Speaker Choose the “On” or “Off” to turn on or off the internal speaker. Mute Choose the “On” to turn mute on. Choose the “Off” to turn mute off. Volume Press the to decrease the volume. Press the to increase the volume. Audio Input Th...
Page 37 - Source Lock; High Altitude; OPTIONS
37 English User Controls Source Lock On: The projector will only search current input connection. Off: The projector will search for other signals if the current input signal is lost. High Altitude When “On” is selected, the fans will spin faster. This feature is useful in high altitude areas wh...
Page 38 - Advanced; Direct Power On
38 English User Controls OPTIONS | Advanced Direct Power On Choose “On” to activate Direct Power mode. The projector will automatically power on when AC power is supplied, without pressing the “ ” key on the projector control panel or on the remote control. Auto Power Off (min) Sets the countdown ti...
Page 39 - Lamp Settings; Lamp Hours
39 English User Controls OPTIONS | Lamp Settings Lamp Hours Display the projection time. Lamp Reminder Choose this function to show or to hide the warning message when the changing lamp message is displayed. The message will appear 30 hours before suggested replacement of lamp. Brightness Mode STD...
Page 40 - Appendices; No image appears on-screen; Troubleshooting; If you experience a problem with your projector,
40 English Appendices No image appears on-screen Ensure all the cables and power connections are correctly and securely connected as described in the “Installation” section. Ensure all the pins of connectors are not bent or broken. Check if the projection lamp has been securely installed. Plea...
Page 41 - The screen of the Notebook or PowerBook computer is not
41 English Appendices 7. Click on “Show all devices”. Next, select “Standard monitor types” under the SP box; choose the resolution mode you need under the “Models” box. 8. Verify that the resolution setting of the monitor display is lower than or equal to UXGA (1600 × 1200). If you are using a No...
Page 42 - Image is out of focus
42 English Appendices Image is out of focus Make sure the lens cap is removed. Adjust the Focus Ring on the projector lens. Make sure the projection screen is between the required distance. See page 16. The image is stretched when displaying 16:9 DVD title When you play anamorphic DVD or 16:...
Page 43 - The projector stops responding to all controls; Lamp burns out or makes a popping sound; LED lighting message
43 English Appendices The projector stops responding to all controls If p ossible, turn off the projector, then unplug the power cord and wait at least 60 seconds before reconnecting power. Check that “Keypad Lock” is not activated by trying to control the projector with the remote control. Lamp...
Page 44 - On Screen Messages
44 English Appendices On Screen Messages Temperature warning: Fan failed: Lamp warming: Out of display range: If the remote control does not work Check the operating angle of the remote control is within ±15° both horizontally and vertically of one of the IR receivers on the projector. M...
Page 45 - Replacing the lamp; ing out of projector.”
45 English Appendices Replacing the lamp The projector automatically detects the lamp life. When the lamp life is nearing the end of use, you will receive a warning message. When you see this message, please contact your local reseller or service center to change the lamp as soon as possible. Make s...
Page 46 - Lamp Replacement Procedure:
46 English Appendices Lamp Replacement Procedure: 1. Switch off the power to the projector by pressing the “ ” button. 2. Allow the projector to cool down for at least 30 minutes.3. Disconnect the power cord.4. Unscrew the two screws on the cover. 1 5. Lift up and remove the cover. 2 6. Unscrew the ...
Page 47 - Compatibility Modes; Computer Compatibility
47 English Appendices Compatibility Modes Mode Resolution V-Sync (Hz) H-Sync (KHz) Anglog Digital Anglog Digital VGA 640 × 350 70 70 31.50 31.50 VGA 640 × 350 85 85 37.90 37.90 VGA 640 × 400 85 85 37.90 37.90 VGA 640 × 480 60 60 31.50 31.50 VGA 640 × 480 67 67 - - VGA 640 × 480 72 72 37.90 37.90 VGA...
Page 48 - Video Compatibility
48 English Appendices Video Compatibility Computer Compatibility Mode Resolution V-Sync (Hz) H-Sync (KHz) MAC LC 13” 640 × 480 66.66 34.98 MAC II 13” 640 × 480 66.68 35.00 MAC 16” 832 × 624 74.55 49.73 MAC 19” 1024 × 768 75 60.24 MAC 1152 × 870 75.06 68.68 MAC G4 640 × 480 60 31.35 i MAC DV 1024 × 7...
Page 49 - D input Compatibility
49 English Appendices 3D input Compatibility GT750 3D support table HDMI 1.4a 3D timing Formats Modes Resolution Pixel Rate DLP link VESA 3D Auto 3D format Auto detection of L/R frame 3D to 2D [Hz] [MHz] Frame Packing 720p 1280x720 50 75 148.5 Ϥ Ϥ Ϥ Ϥ Ϥ 720p 1280x720 60 90 148.5 Ϥ Ϥ Ϥ Ϥ Ϥ 1080p 19...
Page 50 - RS232 Pin Assignments; RS232 Commands and Protocol
50 English Appendices RS232 Pin Assignments Pin no. Spec. (from projector side) 1 N/A 2 RXD 3 TXD 4 N/A 5 GND 6 N/A 7 N/A 8 N/A 9 N/A 1 2 3 4 5 6 7 8 9 RS232 Commands and Protocol Function List
Page 51 - RS232 Protocol Function List
51 English Appendices RS232 Protocol Function List GT750 Baud Rate 9600 Data Bits 8 Parity None Stop Bits 1 Flow Control None UART16550 FIFO Disable ~ X X X X X n CR Lead Code Projector ID Command ID space variable carriage return Function ASCII Pass Fail Power On/Off n=1/n=0 & 2 ~XX00 n P F Pow...
Page 54 - Ceiling Mount Installation; Lens
54 English Appendices Please note that damage resulting from incorrect installation will void the warranty. Ceiling Mount Installation 1. To prevent damage to your projector, please use the Optoma ceiling mount. 2. If you wish to use a third party ceiling mount kit, please ensure the screws used t...
Page 55 - Optoma Global Offices; For service or support please contact your local office.
55 English Appendices Optoma Global Offices For service or support please contact your local office. USA 3178 Laurelview Ct. 888-289-6786 Fremont, CA 94538, USA 510-897-8601 www.optomausa.com [email protected] Canada 2420 Meadowpine Blvd., Suite #105 888-289-6786 Mississauga, ON, L5N 6S2, Canada 5...
Page 57 - Regulation & Safety Notices; This appendix lists the general notices of your projector.; FCC notice; installation. This device generates, uses and can radiate radio; Notice: Shielded cables; operate this projector.
57 English Appendices Regulation & Safety Notices This appendix lists the general notices of your projector. FCC notice This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonab...
Page 58 - Disposal instructions; Do not throw this electronic device into the
58 English Appendices Disposal instructions Do not throw this electronic device into the trash when discarding. To minimize pollution and ensure utmost protection of the global environment, please recycle it. Operation conditions This device complies with Part 15 of the FCC Rules. Operation is subje...
