OPTOMA GT750E - Manuals

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 ...

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

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

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 ...

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...

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...

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.................................

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...

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...

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...

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...

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 ...

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...

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 ...

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 ...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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 ...

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...

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...

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...

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...

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...

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...

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:...

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...

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...

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...

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 ...

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...

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...

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...

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

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...

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...

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...

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...

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...