Optoma GT720 User's Manual
Optoma GT720 Manual
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Optoma GT720 manual content summary:
- Optoma GT720 | User's Manual - Page 1
| Lamp Settings 38 Appendices 39 Troubleshooting 39 Replacing the lamp 44 Compatibility Modes 46 Computer Compatibility 46 Video Compatibility 47 RS232 Commands and Protocol Function List 48 RS232 Pin Assignments 48 RS232 Protocol Function List 49 Ceiling Mount Installation 52 Optoma - Optoma GT720 | User's Manual - Page 2
attempt to service the unit yourself. Opening or removing covers may expose you to dangerous voltages or other hazards. Please call Optoma before you send the unit for repair. 7. Do not let objects or liquids enter the projector. They may touch dangerous voltage points and short out parts that could - Optoma GT720 | User's Manual - Page 3
instructions as described on pages 44-45. ▀■ Warning- This projector will detect the life of the lamp itself. Please be sure to change the lamp when it shows warning messages. ▀■ Warning- Reset the "Lamp Reset" function from the on-screen display "OPTIONS | Lamp Settings" menu after replacing - Optoma GT720 | User's Manual - Page 4
mild detergent to clean the display housing. Disconnect the power plug from AC outlet if the product is not being used for a long period of time. Do not: Block the slots and openings on the unit provided for ventilation. Use abrasive cleaners, waxes or solvents to clean the unit. Use under - Optoma GT720 | User's Manual - Page 5
on the screen. ▀■ In order to minimize the lamp power, use room blinds to reduce ambient light levels. Product Features ▀■ SVGA (800x600) Native resolution / WXGA (1280x800) Native resolution ▀■ HD compatible - 1080p supported ▀■ BrilliantColorTM Technology ▀■ Security Bar and Kensington Lock - Optoma GT720 | User's Manual - Page 6
customer service center. Projector with lens cap Power Cord 1.8m VGA Cable 1.8m Due to different applications in each Country, some regions may have different accessories. 2 × AAA Batteries Documentation : User's Manual Warranty Card Quick Start Card WEEE Card (for EMEA only) HDMI - Optoma GT720 | User's Manual - Page 7
Introduction Product Overview Main Unit 41 2 43 5 8 7 6 5 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 7 English - Optoma GT720 | User's Manual - Page 8
Introduction Control Panel 1 2 12 3 45 6 POWER 7 8 9 10 11 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 English 8 - Optoma GT720 | User's Manual - Page 9
Introduction Input/Output Connections 1 2 34 5 VGA-IN / YPbPr / HDMI S-VIDEO VIDEO AUDIO-OUT RS-232 RCA-L RCA-R 7 8 9 10 11 6 1. HDMI Connector (For WXGA only) 2. VGA-In/YPbPr/ Connector (PC Analog Signal/Component Video Input/HDTV/YPbPr/ Wireless Dongle) 3. S-Video Input Connector 4. - Optoma GT720 | User's Manual - Page 10
4. Re-Sync 5. Volume +/- 6. Overscan 7. AV mute 8. Video 9. VGA 10. Freeze 11. S-Video 12. HDMI (For WXGA only) 3 13. Brightness 4 14. Menu 15. Keystone +/- 16. Source 5 17. Enter HDMI Overscan 6 18. Numbered keypad (for password input) 7 19. Contrast (For SVGA 8 only) SVGA 18 - Optoma GT720 | User's Manual - Page 11
Installation Connecting the Projector Connect to Computer/Notebook 23 4 56 Due to the difference in applications for each country, some regions may have different accessories. (*) Optional accessory 1 VGA-IN / YPbPr / HDMI S-VIDEO VIDEO AUDIO-OUT RS-232 RCA-L RCA-R R E62405SP 1... - Optoma GT720 | User's Manual - Page 12
Installation Connect to Video Sources DVD Player, Set-top Box, HDTV receiver 7 S-Video Output Composite Video Output 2 4 5 67 3 VGA-IN / YPbPr / S-VIDEO VIDEO AUDIO-OUT Audio Input 1 HDMI RS-232 RCA-L RCA-R R E62405SP Due to the difference in applications for each country, some - Optoma GT720 | User's Manual - Page 13
screen (computer, notebook, video player, etc). The projector will detect the source automatically. If not, push menu button and go to "OPTIONS". Make sure that the "Source Lock" has been set to "Off". If you connect multiple sources at the same time, press the "SOURCE" button on the control panel - Optoma GT720 | User's Manual - Page 14
. When you press the " " button for the second time, the projector will display countdown timer and will shut down. 2. The projector will automatically shutdown: Contact the nearest service center if the "LAMP" LED indicator is lit red and if "On/Standby" indicator flashes amber. projector - Optoma GT720 | User's Manual - Page 15
for adjusting the image height. 1. Locate the adjustable foot you wish to modify on the underside of the projector. 2. Rotate the adjustable rings clockwise/anticlockwise to lower or raise the projector. Repeat with the remaining feet as needed. Tilt-Adjustment Feet Tilt-Adjustment Ring 15 English - Optoma GT720 | User's Manual - Page 16
's Focus To focus the image, rotate the focus ring until the image is clear. SVGA series: The projector will focus at distances from 1.64 to 18.05 feet (0.5 to 5.5 meters). WXGA series: The projector will focus at distances from 1.64 to 16.40 feet (0.5 to 5.0 meters). Focus Ring SVGA Adjusting - Optoma GT720 | User's Manual - Page 17
110.0 x 82.5cm 275.0 x 206.3cm 385.0 x 288.8cm 495.0 x 371.3cm 605.0 x 453.8cm Hd 2.44" (6.2cm) 4.87" (12.4cm) 12.18" (30.9cm) 17.06" (43.3cm) 21.92 18.05' (5.5m) This table is for user's reference only. WXGA Diagonal Width 32.2" (81.9cm) Height 64.5" (163.8cm) 161.2" (409.5cm) 225.7" ( - Optoma GT720 | User's Manual - Page 18
. To exit OSD, Press "Menu" again. AV MUTE Momentarily turns off/on the audio and video. Four Directional Select Keys Keystone Lamp LED Use to select items or make adjust- ments to your selection. Use to adjust image distortion caused by tilting the projector. (±40 degrees) Indicate the - Optoma GT720 | User's Manual - Page 19
User Controls WXGA HDMI Overscan SVGA Contrast Overscan Remote Control Using the Remote Control Power Contrast Refer to the "Power On/Off the Projector" section on pages 13-14. Adjust the contrast of the image. (For SVGA only) L Button No function. R Button No function. Page + No - Optoma GT720 | User's Manual - Page 20
User Controls Using the Remote Control HDMI Press "HDMI" to choose HDMI source. (For WXGA only) Freeze Press "Freeze" to pause the screen image. Press this button again to unlock. AV mute Momentarily turns off/on the audio and video. S- - Optoma GT720 | User's Manual - Page 21
to be adjusted in the sub menu and adjust as described above. 5. Press "Enter" to confirm, and the screen will return to the main menu. 6. To exit, press "MENU" again. The OSD menu will close and the projector will automatically save the new settings. Main Menu Sub Menu Settings 21 English - Optoma GT720 | User's Manual - Page 22
DISPLAY SETUP Format Overscan Edge Mask V Image Shift V Keystone 3D Language BrilliantColor™ Gamma Color Temp. Color Settings Color Space Input Source Exit 3D Mode #4 3D Sync. Invert Projection Menu Location Security #5 Signal Projector ID Mute Volume Wireless English 22 Security Timer-Month - Optoma GT720 | User's Manual - Page 23
the signal type selected and the projector model you are using. (#1) "Color" and "Tint" are only supported in Video mode. (#2) For SVGA only. (#3) For WXGA only (#4) "3D Sync Invert" is only available when using DLP Link mode. (#5) "Signal" is only supported in Analog VGA (RGB) signal. 23 - Optoma GT720 | User's Manual - Page 24
game mode. Blackboard: This mode should be selected to achieve optimum color settings when projecting onto a blackboard (green). Classroom: This mode is recommended for projecting in a classroom. User: User's settings. 3D: The initial default setting of this mode is DLP-Link. Any further - Optoma GT720 | User's Manual - Page 25
Tint" functions are only supported under Video mode. 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 - Optoma GT720 | User's Manual - Page 26
enable higher brightness while providing true, more vibrant colors in picture. The range is from "0" to "10". If you prefer a stronger enhanced image, adjust toward the maximum setting. For a smoother, more natural image, adjust toward the minimum setting. Degamma This allows you to choose a degamma - Optoma GT720 | User's Manual - Page 27
and contrast (Bias). Color Space Select an appropriate color matrix type from AUTO, RGB or YUV. Input Source Use this option to enable / disable input sources. Press to enter the sub menu and select which sources you require. Press "Enter" to finalize the selection. The projector will not search for - Optoma GT720 | User's Manual - Page 28
User Controls DISPLAY Format Use this function to choose your desired aspect ratio. SVGA 4:3: This format is for 4×3 input sources. 16:9-I: This format is for 16×9 input sources, like HDTV and DVD enhanced for Wide screen TV. (576i/p) 16:9-II: This format is for 16×9 input sources, like - Optoma GT720 | User's Manual - Page 29
selects the appropriate display format. Aspect ratio (source detected) Resize image WXGA model 4:3 1067 x 800 center 16:9 16:10 Native 1280 x . Each I/O has different setting of "Overscan". "Overscan" and "Edge Mask" can't work at same time. Overscan Overscan function removes the noise - Optoma GT720 | User's Manual - Page 30
Invert" is only available when using DLP Link mode. 3D Mode Off: Select "Off" to turn 3D settings off for 3D images. DLP Link: Select "DLP Link" to use optimized settings for DLP Link 3D images. IR: Select "IR" to use optimized settings for IR-based 3D glasses. 3D Sync. Invert Press the "On - Optoma GT720 | User's Manual - Page 31
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. Rear-Desktop and Rear-Ceiling are to be used with a translucent screen. Projection Front-Desktop This - Optoma GT720 | User's Manual - Page 32
is needed to use the wireless function on the projector. 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 - Optoma GT720 | User's Manual - Page 33
. 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 number of hours the projector can be used. Once this time has elapsed you will be requested to enter your password again. Change - Optoma GT720 | User's Manual - Page 34
User Controls If the incorrect password is entered 3 times, the projector will automatically shut down. If you have forgotten your password, please contact your local office for support. English 34 - Optoma GT720 | User's Manual - Page 35
and if Signal is not automatic, the phase, frequency items will appear for user to manually tune and saved in settings after that for next time projector turns off and on again. Phase Synchronize the signal timing of the display with the graphic card. If the image appears to be unstable or flickers - Optoma GT720 | User's Manual - Page 36
the control panel will be locked however, the projector can be operated by the remote control. By selecting "Off", you will be able to reuse the control panel. Background Color Use this feature to display a "Black", "Red", "Blue", "Green" or "White", screen when no signal is available. Test Pattern - Optoma GT720 | User's Manual - Page 37
interval. The countdown timer will start, when there is no signal being sent to the projector. The projector will automatically power off when the countdown has finished (in minutes). Sleep Timer (min) Sets the countdown timer interval. The countdown timer will start, with or without a signal being - Optoma GT720 | User's Manual - Page 38
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. When ambient temperature is - Optoma GT720 | User's Manual - Page 39
all the pins of connectors are not bent or broken. Check if the projection lamp has been securely installed. Please refer to the "Replacing the lamp" section. Make sure you have removed the lens cap and the projector is switched on. Ensure that the "AV mute" feature is not turned on. Partial - Optoma GT720 | User's Manual - Page 40
listed below for your notebook manufacturer to send signal out from notebook to projector. Example: [Fn]+[F4] Acer [Fn]+[F5] Asus manual for detailed information. Image is unstable or flickering Use "Phase" to correct it. See page 35 for more information. Change the monitor color setting - Optoma GT720 | User's Manual - Page 41
of focus Make sure the lens cap is removed. Adjust the Focus Ring on the projector lens. Make sure the projection screen the projector closer to or further from the screen. Press "Menu" button on the remote control or projector panel, go to "DISPLAY Format" and try the different settings. - Optoma GT720 | User's Manual - Page 42
, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the "Replacing the Lamp" section on pages 44-45. LED lighting message Message Standby State (Input power cord - Optoma GT720 | User's Manual - Page 43
and vertically of one of the IR receivers on the projector. Make sure there are not any obstructions between the remote control and the projector. Move to within 7 m (±0°) of the projector. Make sure the batteries are inserted correctly. Replace batteries if they are exhausted. 43 English - Optoma GT720 | User's Manual - Page 44
is recommended to wear safety glasses if changing the bulb when ceiling mounted. "Caution must be used to prevent any loose parts from falling out of projector." Warning: Lamp compartment may be hot! Allow it to cool down before changing the lamp! Warning: To reduce the risk of personal injury, do - Optoma GT720 | User's Manual - Page 45
slowly and carefully. 4 To replace the lamp module, reverse the previous steps. 8. Turn on the projector and use "Lamp Reset" after the lamp module is replaced. Lamp Reset: (i) Press "Menu" (ii) Select "OPTIONS" (iii) Select "Lamp Settings" (iv) Select "Lamp Reset" (v) Select "Yes". 45 - Optoma GT720 | User's Manual - Page 46
120Hz input signals may be dependent on graphics cards support. (*) For WXGA only. Computer Compatibility Mode Resolution V-Sync (Hz) × 1200 60 60 WSXGA+(*) 1680 × 1050 60 60 HD 1280 × 720 60 60 HD 1280 × 720 120 120 HD 1920 × 1080 60 60 H-Sync (KHz) Anglog 31.50 - Optoma GT720 | User's Manual - Page 47
Appendices Computer Compatibility Mode Resolution V-Sync (Hz) MAC LC 13" MAC II 13" MAC 16" MAC 19" MAC MAC G4 i MAC DV i MAC DV 640 × 480 640 × 480 832 × 624 1024 × 768 1152 × 870 640 × 480 1024 × 768 1152 × 870 66.66 66.68 74.55 75 75.06 60 75 75 H-Sync (KHz) 34.98 35.00 49.73 60.24 68. - Optoma GT720 | User's Manual - Page 48
Appendices RS232 Commands and Protocol Function List RS232 Pin Assignments 9876 54321 Pin no. 1 2 3 4 5 6 7 8 9 Spec. (from projector side) N/A RXD TXD N/A GND N/A N/A N/A N/A English 48 - Optoma GT720 | User's Manual - Page 49
Projector Return (Pass): P Projector Return (Fail): F XX=01ˀ99, projector's ID, XX=00 is for all projectors SEND to projector 9 7E 30 30 32 30 20 39 0D 3D ~XX21 n 7E 30 30 32 31 20 a 33 31) ~XX24 n 7E 30 30 32 34 20 a 0D Color Settings Red Gain n = -50 (a=2D 35 30) ~ 50 (a=35 - Optoma GT720 | User's Manual - Page 50
30 20 31 0D 3D Mode Nvidia 3D Vision ~XX230 1 7E 30 30 32 33 30 20 31 0D 3D Mode DLP-Link ~XX230 0 7E 30 30 32 33 30 20 30 0D 3D Mode Off ~XX231 1 31 20 33 0D Front-Ceiling ~XX71 4 7E 30 30 37 31 20 34 0D Rear-Ceiling ~XX72 1 7E 30 30 37 32 20 31 0D Menu Location Top Left ~XX72 2 - Optoma GT720 | User's Manual - Page 51
/VGA/S-Video/Video (for ES523ST) cc: source 00/01/02/03/04 = None/VGA/S-Video/Video/HDMI (for EW533ST) dddd: FW version e : Display mode 0/1/2/3/4/5/6/7/8 None/Presentation/Bright/Game/ Blackboard/Classroom/User/3D ~XX151 1 7E 30 30 31 35 31 20 31 0D Model name OKn n:1/2=ES523ST/EW533ST - Optoma GT720 | User's Manual - Page 52
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 to attach a mount to the projector meet the following specifications: Please note that damage resulting from incorrect - Optoma GT720 | User's Manual - Page 53
For service or support please contact your local office. USA 715 Sycamore Drive Milpitas, CA 95035, USA www.optomausa.com 408-383-3700 408-383-3702 [email protected] Canada 5630 Kennedy Road, Mississauga, ON, L4Z 2A9, Canada www.optoma.ca 905-361-2582 905-361-2581 [email protected] - Optoma GT720 | User's Manual - Page 54
, Cheung Sha Wan, Kowloon, Hong Kong [email protected] www.os-worldwide.com +886-2-2218-2360 +886-2-2218-2313 [email protected] asia.optoma.com +852-2396-8968 +852-2370-1222 www.optoma.com.hk China 5F, No. 1205, Kaixuan Rd., Changning District Shanghai, 200052, China +86-21-62947376 +86-21 - Optoma GT720 | User's Manual - Page 55
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 reasonable protection - Optoma GT720 | User's Manual - Page 56
Appendices Operation conditions This device complies with Part 15 of the FCC Rules. Operation is subject to the /95/EC • R & TTE Directive 1999/5/EC (if product has RF function) Disposal instructions Do not throw this electronic device into the trash when discarding. To minimize pollution and ensure
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English
Table of Contents
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1
Usage Notice
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2
Safety Information
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2
Precautions
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3
Eye Safety Warnings
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5
Product Features
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5
Introduction
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6
Package Overview
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6
Product Overview
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7
Main Unit
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7
Control Panel
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8
Input/Output Connections
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9
Remote Control
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10
Installation
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11
Connecting the Projector
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11
Connect to Computer/Notebook
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11
Connect to Video Sources
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12
Powering On/Off the Projector
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13
Powering On the Projector
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13
Powering Off the Projector
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14
Warning Indicator
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14
Adjusting the Projected Image
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15
Adjusting the Projector’s Height
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15
Adjusting the Projector’s Focus
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16
Adjusting Projection Image Size
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16
User Controls
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18
Control Panel & Remote Control
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18
Control Panel
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18
Remote Control
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19
On-screen Display Menus
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21
How to operate
.................................
21
Menu Tree
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22
IMAGE
...............................................
24
IMAGE | Advanced
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26
DISPLAY
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28
DISPLAY | 3D
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30
SETUP
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31
SETUP | Security
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33
SETUP | Signal
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35
OPTIONS
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36
OPTIONS | Advanced
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37
OPTIONS | Lamp Settings
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38
Appendices
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39
Troubleshooting
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39
Replacing the lamp
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44
Compatibility Modes
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46
Computer Compatibility
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46
Video Compatibility
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47
RS232 Commands and Protocol
Function List
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48
RS232 Pin Assignments
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48
RS232 Protocol Function List
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49
Ceiling Mount Installation
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52
Optoma Global Offices
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53
Regulation & Safety Notices
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55
Table of Contents