User manual OPTOMA EP782

Table of Contents Table of Contents ................................................................................... Usage Notice .......................................................................................... 2 Safety Information .........................................................................................2 Precautions....................................................................................................3 Eye Safety Warnings .....................................................................................5 Product Features ...........................................................................................6 Package Overview.........................................................................................7 Product Overview ..........................................................................................8 Introduction............................................................................................. 6 Installation ............................................................................................ 3 Connecting the Projector .............................................................................3 Connect to Computer/Notebook .......................................................................... 3 Connect to Video Sources ................................................................................... 4 Powering On the Projector ................................................................................... 5 Powering Off the projector ................................................................................... 6 Warning Indicator ................................................................................................. 6 Adjusting the Projector's Height ........................................................................... 7 Adjusting the Projector's Zoom / Focus ............................................................... 8 Adjusting Projected Image Size ........................................................................... 8 Main Unit ................................................................................................................ 8 Control Panel ......................................................................................................... 9 Connection Ports ................................................................................................. 0 Remote Control .................................................................................................... 2 Powering On/Off the Projector.....................................................................5 Adjusting the Projected Image.....................................................................7 User Controls ....................................................................................... 9 Control Panel & Remote Control .................................................................9 On-screen Display Menus ...........................................................................23 How to operate .................................................................................................... 23 Menu Tree ............................................................................................................ 24 Image ................................................................................................................... 25 Display ................................................................................................................. 28 Setup.................................................................................................................... 3 Options................................................................................................................. 42 Appendices........................................................................................... 45 Troubleshooting ...........................................................................................45 Replacing the Lamp.....................................................................................50 Compatibility Modes ....................................................................................52 RS232 Commands ......................................................................................53 Ceiling Mount Installation ............................................................................56 Optoma Global Offices ................................................................................57 Regulation & Safety notices ........................................................................59 Image Problems .................................................................................................. 45 Intermission Problems ........................................................................................ 48 Projector Status Indication .................................................................................. 48 Remote Control Problems ................................................................................... 49 English Usage Notice Safety Informations 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 persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of import operating and maintenance (servicing) instructions in the literature accompanying the appliance. Class B emissions limits WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THE PROJECTOR TO RAIN OR MOISTURE. DANGEROUS HIGH VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE. DO NOT OPEN THE CABINET. REFER SERVICING TO QUALIFIED PERSONNEL ONLY. This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. 1. Read these instructions ­before using this projector. 2. Keep these instructions ­for future reference. 3. Follow all instructions. 4. Install in accordance with the manufacturer's instructions : A. Do not block any ventilation openings. To ensure reliable operation of the projector and to protect it from overheating, put the projector in a position and location that will not interfere with its proper ventilation. For example, do not place the projector on a bed, sofa, carpet, or similar surface that may block the ventilation openings. Do not put it in an enclosure, such as a bookcase or a cabinet that may keep air from flowing through its ventilation openings. B. Do not use this projector near water or moisture. To reduce the risk of fire or electric shock, do not expose the projector to rain or moisture. C. Do not install near any heat sources, such as radiators, heaters, stoves or other apparatus (including amplifiers) that produce heat. 5. Clean only with a dry cloth. 6. Only use attachments/accessories specified by the manufacturer. 7. Refer all servicing to qualified service personnel. Servicing is required when the projector has been damaged in any way, such as: Power supply cord or plug is damaged. Liquids have spilled or objects have fallen into the apparatus. The projector has been exposed to rain or moisture, does not operate normally, or has been dropped. Do not attempt to service this projector yourself. Opening or removing covers may expose you to dangerous voltages or other hazards. Please call Optoma to be referred to an authorized service center near you. 8. Do not let objects or liquids enter the projector as they may touch dangerous voltage points or short-out parts that could result in a fire or electric shock. 9. See projector enclosure for safety related markings. 10. The projector should not be adjusted or repaired by anyone except properly qualified service personnel. Important Safety Instruction English 2 Usage Notice Precautions Pleasefollowallwarnings,precautionsand maintenanceasrecommendedinthisuser's guide. Warning- Do not look into the projector's lens when the lamp is on. The bright light may damage your eyes. expose this projector to rain or moisture. this may cause electric shock. Warning- To reduce the risk of fire or electric shock, do not Warning- Please do not open or disassemble the projector as Warning- When replacing the lamp, please allow unit to cool down, and follow all replacement instructions. See pages 50-51. Warning- This projector will detect the life of the lamp itself. Please be sure to change the lamp when it shows warning messages. display "Options|Lamp Settings" menu after replacing the lamp module (refer to page 44). Warning- Use the "Lamp Reset" function from the on-screen Warning- When switching the projector off, please ensure the When the lamp reaches the end of its life, the projector will not turn back on until the lamp module has been replaced. To replace the lamp, follow the procedures listed under "Replacing the Lamp" section on pages 50-51. cooling cycle has been completed before disconnecting the power. Allow 90 seconds for the projector to cool down. tion. Warning- Do not use the lens cap when projector is in opera Warning- When the lamp is approaching to the end of its life, the message "Lamp Warning: Lamp life exceeded." will show on the screen. Please contact your local reseller or service center to change the lamp as soon as possible. directly into the laser beam on the remote control and do not point the laser beam into anyone's eyes. This remote control is equipped with a Class II laser that emits radiation. Warning- To reduce the risk of injury to the eyes, do not look 3 English Usage Notice Do: Turn off the product before cleaning. Use a soft cloth moistened with a mild detergent to clean the display housing. Disconnect the power plug from the AC outlet if the product is not being used for a long period of time. Don't: not block the ventilation slots and openings on the unit. Do not use abrasive cleaners, waxes or solvents to clean the Do unit. not use under the following conditions: Do - In extremely hot, cold or humid environments. Ensure that the ambient room temperature is within 5-35. non-condensing. - In areas susceptible to excessive dust and dirt. - Near any appliance that generates a strong magnetic field. - In direct sunlight. Relative Humidity is 5-35, 80% (Max.), English 4 Usage Notice Eye Safety Warnings Avoid staring directly into the projector's beam of light at all times. Minimize standing facing into the beam. Keep your back to the beam as much as possible. Using a stick or laser pointer is recommended to avoid the need for the presenter to enter the beam. Ensure that projectors are located out of the line of sight from the screen to the audience; this ensures that, when presenters look at the audience, they do not also have to stare at the projector lamp. The best way to achieve this is by ceiling-mounting the projector rather than placing it on floor or table top. students when they are asked to point out something on the screen. to reduce ambient light levels. When projector is used in a classroom, adequately supervise In order to minimize the lamp power needed, use room blinds 5 English Introduction Product Features This product is a XGA single chip 0.7" DLP® projector. Outstanding features include: True XGA, 1024 x 768 addressable pixels Single chip Dark Chip3TM DLP® Technology Computer Compatibility: Apple Macintosh, iMac, and VESA Standards: UXGA, SXGA+, SXGA, XGA, SVGA, VGA Video Compatibility: NTSC, PAL, SDTV compatible, HDTV compatible Auto source detection with user definable settings Full function IR remote control with laser pointer and mouse control User friendly multilingual On Screen Menu Advanced digital keystone correction and high quality full screen image re-scaling User friendly control panel Two speakers with 3 watt amplifier each Macintosh and PC compatible HDMI and DVI-D support (HDCP compliant) Support Network function (LAN/RS232) English 6 Introduction Package Overview Thisprojectorcomeswithalltheitemsshown below.Checktomakesureyourunitiscomplete. Contactyourdealerimmediatelyifanythingis missing. Projector with lens cap Power Cord 3.0m VGA Cable 1.8m Due to the difference in applications for each country, some regions may have different accessories. USB Cable 1.8m IR Remote Control 2 x AAA Batteries Documentation : User's Manual Warranty Card Quick Start Card WEEE Card (for EMEA only) 7 English Introduction Product Overview Main Unit 2 1 9 3 5 8 4 8 6 7 1. 2. 3. 4. 5. 8 Control Panel Zoom Focus Zoom Lens IR Receivers 6. 7. 8. 9. Connection Ports Power Socket Tilt-Adjustment Feet Lamp Cover English Introduction Control Panel 7 8 6 9 5 4 3 1 2 1. 2. 3. 4. 5. 6. 7. 8. 9. Power/Standby and Power LED Enter Menu Re-Sync Keystone Correction Source Temp LED Lamp LED Four Directional Select Keys 9 English Introduction Connection Ports 2 4 5 11 13 18 19 1 3 6 7 8 9 10 12 14 15 16 17 20 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. English 0 12V-Relay Connector Composite Video Input Connector Audio Input Connector (for Composite Video Connector) Lamp Cover screw (for open the top cover) S-Video Input Connector Audio Input Connector (for S-Video Connector) VGA-Out Connector (Monitor Loop-through Output) Audio-Out Connector VGA2-In Connector (PC Analog Signal/Component Video Input/HDTV) Audio Input Connector (for VGA2-In Connector) VGA1-In/SCART Connector (PC Analog Signal/Component Video Input/HDTV/SCART) Audio Input Connector (for VGA1-In Connector) DVI-D Connector (PC Digital (HDCP)) Audio Input Connector (for DVI-D Connector) KensingtonTM Lock Port USB Connector (Connect to PC for Remote Mouse function) Power Socket HDMI Connector (HDCP) Networking Connector RJ45 RS-232 Connector Introduction Optional 21 22 23 The items below are only for models that operate with optional wireless module: 21. Reset button 22. Status Indicator LED 23. Antenna English Introduction Remote Control 8 7 1 1. Power On/Off 2. Re-Sync 2 3. Keystone 9 3 4. Page Up 10 5. Page Down 4 6. Laser LED 11 5 7. AV Mute 12 8. Freeze 6 13 9. Laser Button 10. Display Mode 14 11. Zoom in 12. Zoom out 16 15 13. Volume +/14. PC/Mouse Control 18 17 15. Mouse Right Click 19 16. Mouse Left Click 17. Enter 20 21 18. Menu 22 23 19. Four Directional Select 24 25 Keys 20. Clear 31 26 21. Format 28 27 22. HDMI Source 23. Information 24. DVI Source 25. VGA1 Source 29 26. VGA2 Source 30 27. Source Lock 28. Video Source 29. S-Video Source 30. Numerical Buttons 31. Wireless (only functional with optional wireless module) English 2 Installation Connecting the Projector Connect to Computer/Notebook 3 4 5 Due to the difference in applications for each country, some regions may have different accessories. 2 6 1 1...............................................................................................................Power Cord 2................................................................................................................. USB Cable 3................................................................................................................ VGA Cable 4.......................................................................... DVI Cable (Optional accessories) 5.......................................................................RS232 Cable (Optional accessories) 6........................................................... Audio Input Cable (Optional accessories) 3 English Installation Connect to Video Sources DVD Player, Set-top Box, HDTV receiver S-Video Output 8 6 7 9 3 +12V Relay Output 4 5 10 2 Due to the difference in applications for each country, some regions may have different accessories. Video Output DVD Player, Set-top Box, HDTV receiver 1 1...............................................................................................................Power Cord 2...................................................Composite Video Cable (Optional accessories) 3................................................................... S-Video Cable (Optional accessories) 4...................................................Audio Cable Jack/RCA (Optional accessories) 5............15-Pin to 3 RCA Component/HDTV Adaptor (Optional accessories) 6................................................3 RCA Component Cable (Optional accessories) 7................................................................................................................ VGA Cable 8...............................................SCART RGB/S-Video Adaptor (for EMEA only) 9......................................................................HDMI Cable (Optional accessories) 10............................................................... Network Cable (Optional accessories) English 4 Installation Powering On/Off the Projector Powering On the Projector 1. Remove the lens cap. 2. Ensure that the power cord and signal cable are securely connected. The Power LED will be Red. 3. Turn on the lamp by pressing " " button either on the top of the projector or on the remote. The Power LED will flash Blue. The startup screen will display in approximately 10 seconds. The first time you use the projector, you can select your preferred language from quick menu after the startup screen display. 4. Turn on your source (computer, notebook, video player, etc.). The projector will detect your source automatically. you connect multiple sources at the same time, press the If "Source" button on the control panel to switch between inputs. 2 Power/Standby Power LED Turn on the projector first and then select the signal sources. 1 Lens Cap 5 English Installation Powering Off the Projector 1. Press the " " button to turn off the projector lamp, you will see a message displayed on the projector's screen. Press the " " button again to confirm. 2. The cooling fans continue to operate for about 10 seconds for cooling cycle. When the Power LED turn Red, the projector has entered standby mode. If you wish to turn the projector back on, you must wait until the projector has completed the cooling cycle and has entered standby mode. Once in standby mode, simply press " " button to restart the projector. 3. Disconnect the power cord from the electrical outlet and the projector. 4. Do not turn on the projector immediately following a power off procedure. Warning Indicator When the "LAMP" indicator lights red, the projector will automatically shut itself down. Please contact your local reseller or service center. See pages 57-58. When the "TEMP" indicator lights red, it indicates the projector has overheated. The projector will automatically shut itself down. Under normal conditions, the projector can be switched on again after it has cooled down. If the problem persists, you should contact your local dealer or our service center. See pages 57-58. When the "TEMP" indicator flashes red, it indicates the fan has failed. Please contact your local dealer or our service center. See pages 57-58. English 6 Installation Adjusting the Projected Image Adjusting the Projector's Height Theprojectorisequippedwithelevatorfeetfor adjustingtheimageheight. To raise the image: 1. Locate the adjustable foot you wish to modify on the underside of the projector. 2. Rotate the four adjustable rings counter clockwise to raise the projector or clockwise to lower it. Repeat with the remaining feet as needed. 3. Reset the projector on its feet and re-adjust as needed. Tilt-Adjustment Feet Tilt-Adjustment Ring 7 English Installation Adjusting the Projector's Zoom / Focus You may turn the zoom lever to zoom in or out. To focus the image, rotate the focus ring until the image is clear. The projector will focus at distances from 3.9 to 32.8 feet (1.2 to 10.0 meters). Zoom Ring Focus Ring Adjusting Projection Image Size Height Di ag on al 307.2" (780.3cm) 313.5" (796.2cm) Width 37.6" (99.5cm) 31.2" (79.4cm) 106.6" (270.7cm) 68.8" (174.8cm) 172.4" (437.9cm) 241.4" (613.1cm) 114.7" (291.4cm) 160.6" (407.9cm) 206.5" (524.5cm) 275.3" (699.3cm) Hd 3.9'(1.2m) 11.2'(3.4m) 18.0'(5.5m) 25.3'(7.7m) 32.2'(9.8m) 32.8'(10.0m) Max. 37.6" (95.5cm) 106.6" (270.7cm) 172.4" (437.9cm) 241.4" (613.1cm) 307.2" (780.3cm) 313.5" (796.2cm) Screen (Diagonal) Min. 31.2" (79.4cm) 68.8" (174.8cm) 114.7" (291.4cm) 160.6" (407.9cm) 206.5" (524.5cm) 275.3" (699.3cm) Screen Size 85.3" x 63.9" 137.9" x 103.4" 193.1" x 144.8" 245.7" x 184.3" 250.8" x 188.1" Max. 30.1" x 22.6" (WxH) 76.4 x 57.3cm 216.6 x 162.4cm 350.3 x 262.7cm 490.4 x 367.8cm 624.2 x 468.2cm 636.9 x 477.7cm 70.8" x 53.1" 114.6" x 85.9" 160.4" x 120.3" 204.1" x 153.1" 208.3" x 156.2" Min. 25.0" x 18.7" (WxH) 63.5 x 47.6cm 179.9 x 134.9cm 291.0 x 218.3cm 407.4 x 305.6cm 518.5 x 388.9cm 529.1 x 396.8cm Hd Max. Min. 2.26" (5.7cm) 6.39" (16.2cm) 10.34" (26.3cm) 14.48" (36.8cm) 18.43" (46.8cm) 18.81" (47.8cm) 1.87" (4.76cm) 5.31" (13.49cm) 8.59" (21.83cm) 12.03" (30.56cm) 15.31" (38.89cm) 15.62" (39.68cm) Distance 3.9' (1.2m) 11.2' (3.4m) 18.0' (5.5m) 25.3' (7.7m) 32.2' (9.8m) 32.8' (10.0m) English 8 This graph is for user's reference only. User Controls Control Panel & Remote Control Therearetwowaysforyoutocontrolthefunctions: ControlPanelandRemoteControl. Control Panel Using the Control Panel Power Standby Power LED Enter Menu Re-Sync Source Four Directional Select Keys Keystone Lamp LED Temp LED Refer to the "Power On/Off the Projector" section on pages 15-16. Indicate the projector's status. Confirm your item selection. Press "Menu" to launch the on-screen display (OSD) menu. To exit OSD, Press "Menu" again. Automatically synchronize the projector to the input source. Press "Source" to select an input signal. Use to select items or make adjustments to your selection. to adjust image distortion caused by Use tilting the projector. (±16 degrees) Indicate the projector's lamp status. Indicate the projector's temperature status. 9 English User Controls Using the Remote Control Remote Control Power Laser Button AV Mute Re-Sync Display Mode Freeze Keystone Zoom in Zoom out Volume +/Page Page Refer to the "Power On/Off the Projector" section on pages 15-16. Aim the remote at the viewing screen, press and hold this button to activate the laser pointer. Momentarily turn off/on the audio and video. Automatically synchronize the projector to the input source. Select the display mode from Presentation, Bright, Movie, sRGB, User1 and User2. Press "Freeze" to pause the screen. Press this button again to unlock. Adjust image distortion caused by tilting the projector. (±16 degrees) Zoom in to magnify the image. Zoom out to reduce the image. Adjust to increase/decrease the volume. Use this button to page up. Use this button to page down. Model No.: TSFN-IR01 The device complies with part 15 of the FCC Rules See instruction manual. LASER RADIATIONDO NOT STARE INTO BEAM Laser Indicator Indicate the laser's status. LED PC/Mouse control L Button R Button The PC/Mouse control can be used to control mouse movement. The mouse function is enabled using the USB cable to connect your computer and the projector. Mouse left click. Mouse right click. English 20 User Controls Using the Remote Control Remote Control Menu Enter Four Directional Select Keys Clear Format HDMI Source Lock Info. DVI Video S-Video Press "Menu" to launch the on-screen display (OSD) menu. To exit OSD, Press "Menu" again. Confirm your item selection. Use to select items or make adjustments to your selection. Clear your selection. Display the "Format" section of the onscreen display menu to select the desired aspect ratio. Press "HDMI" to choose HDMI source. Select auto detection all connector ports or lock current connector port. (See page 42 for more) To display the projector information on the screen. Press "DVI" to choose DVI-In source. Press "Video" to choose Composite video source. Press "S-Video" to choose S-Video source. Press "VGA1" to choose source from VGA1-In/SCART connector. Press "VGA2" to choose source from VGA2-In connector. Press "Wireless" to choose Wireless source. (only functional with optional wireless module) Model No.: TSFN-IR01 The device complies with part 15 of the FCC Rules See instruction manual. VGA1 VGA2 Wireless LASER RADIATIONDO NOT STARE INTO BEAM 2 English User Controls Using the USB Remote Mouse Control The remote control for this projector can be used as a remote mouse control with the USB cable. When the projector is connected to PC via the USB cable, the remote will work as a mouse for control. English 22 User Controls On-screen Display Menus TheProjectorhasmultilingualOn-screenDisplaymenus thatallowyoutomakeimageadjustmentsandchangea varietyofsettings.Theprojectorwillautomaticallydetect thesource. How to operate 1. To open the OSD menu, press "Menu" on the Remote Control or Projector Keypad. 2 When OSD is displayed, use keys to select any item in the main menu. While making a selection on a particular page, press or "Enter" key to enter sub menu. 3. Use by keys to select the desired item and adjust the settings key. 4. Select the next item 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 Setting 23 English User Controls Menu Tree "Signal" menu is (*) only supported in Analog VGA (RGB) signal. * ** "Wireless" is (**) only functional with optional wireless module. English 24 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. Movie: For home theater. sRGB: Standardised accurate color. User1: User's own settings. User2: The initial default settings of this mode is from Movie mode. Any further adjustments by the user in User2 will be saved in this mode for future use. Brightness Adjust the brightness of the image. Press the Press the Contrast to darken image. to lighten the image. The contrast controls the degree of difference between the lightest and darkest parts of the picture. Adjusting the contrast changes the amount of black and white in the image. Press the to decrease the contrast. Press the to increase the contrast. Sharpness Adjust the sharpness of the image. Press the Press the to decrease the sharpness. to increase the sharpness. 25 English User Controls Image | Color Color Adjust the Red, Green, Blue, Cyan, Magenta and Yellow colors or returns to the factory default settings for advanced adjustment of the individual colors. Reset Choose "Yes" to return the factory default settings for color adjustments. Hue Adjust the color balance of red and green. Press the to increase the amount of green in the image. Press the to increase the amount of red in the image. Saturation 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 Gain to increase the amount of saturation in the image. Use or to adjust Red, Green, Blue, Cyan, Magenta and Yellow colors for brightness (Gain). English 26 User Controls Image | Advanced Degamma This allows you to choose a degamma table that has been fine-tuned to bring out the best image quality for the input. Film: for home theater. Video: for video or TV source. Graphics: for image source. PC: for PC or computer source. White Peaking 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 image, adjust toward the maximum setting. For a smoother, more natural image, adjust toward the minimum setting. Color Temp Adjust the color temperature. With cold temperature, the screen looks colder; with Warm temperature, the screen looks warmer. Color Space Select an appropriate color matrix type from AUTO, RGB or YUV. 27 English User Controls Display Format Use this function to choose your desired aspect ratio. 4:3: This format is for 4x3 input sources not enhanced for Wide screen TV. 16:9 I: This format is for 16x9 input sources, like HDTV and DVD enhanced for Wide screen TV. (576i/p) DVD enhanced for Wide screen TV. (480i/p) 16:9 II: This format is for 16x9 input sources, like HDTV and Window: When a 4:3 image is bigger than a 16:9 screen, select the "Window" mode to fit the image onto the screen without changing the projection distance. Source 4:3 16:9 I 16:9 II Window 480i/p 576i/p 720p 1080i PC Scale to 1024 x 768 Scale to 1024 x 576 Scale to 854 x 480 Scale to 800 x 600 English 28 User Controls Display area Picture area Input Signal 4:3 format Display on Screen or 16 : 9-I format or 16 : 9-II format window format 29 English User Controls Display Overscan function removes the noise in a video image. Overscan the image to remove video encoding noise on the edge of video source. Overscan Zoom Press the Press the to reduce the size of an image. to magnify an image on the projection screen. V Image Shift Shift the projected image position vertically. V Keystone Press the or squarer image. to adjust image distortion vertically and makes a English 30 User Controls Setup | Language 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. 3 English User Controls Setup Projection Front-Desktop The factory default setting. Rear-Desktop When you select this function, the projector reverses the image so you can project behind a translucent screen. Front-Ceiling When you select this function, the projector turns the image upside down for ceiling-mounted projection. Rear-Ceiling When you select this function, the projector reverses and turns the image upside down at same time. You can project from behind a translucent screen with ceiling mounted projection. English 32 User Controls Setup Menu Location Choose the menu location on the display screen. Mute Choose the "On" to turn mute on. Choose the "Off" to turn mute off. Volume Press the Press the Projector ID Allow the RS232 control of an individual projector. Range 01-99. to decrease the volume. to increase the volume. 33 English User Controls Setup | Signal "Signal" menu is only supported in Analog VGA (RGB) signal. Phase Synchronize the signal timing of the display with the graphic card. If you experience an unstable or flickering image, use this function to correct it. Frequency Change the display data frequency to match the frequency of your computer's graphic card. If you experience a vertical flickering bar, use this function to make an adjustment. H. Position Press the Press the V. Position Press the Press the to move the image down. to move the image up. to move the image left. to move the image right. English 34 User Controls Setup RS232 RS232: Allow RS232 control of an individual projector. Network: Allow projector control via web browser (Internet Ex "Wireless" is only functional with optional wireless module. plorer) using the network (Default setting). Wireless Choose "On" to turn on the wireless mode. 35 English User Controls Setup | Advanced Logo Use this function to select your desired startup screen. If you change the setting from one to another, when you exit the OSD menu, the new setting will take effect on next open. Optoma: The default startup screen of Optoma projector. User: Use memorize picture from "Logo Capture" function. Logo Capture Press "Enter" to immediately capture a picture what on the display screen. English 36 User Controls Setup | Network Network State To display network information. DHCP Use this function to select your desired startup screen. If you change the setting from one to another, when you exit the OSD menu, the new setting will take effect on next open. On: Assign an IP address to the projector from the DHCP server automatically. Off: Assign an IP address manually. IP Address Select an IP address. Subnet Mask Select subnet mask number. Gateway Select the default gateway of the network connected to the projector.