Important Information Operation Maintenance & Troubleshooting Useful Features Appendix LCD PROJECTOR XG-C40XE MODEL OPERATION MANUAL Setup & Connections
This equipment complies with the requirements of Directives 89/336/EEC and 73/23/EEC as amended by 93/68/EEC. Dieses Gerät entspricht den Anforderungen der EG-Richtlinien 89/336/ EWG und 73/23/EWG mit Änderung 93/68/EWG. Ce matériel répond aux exigences contenues dans les directives 89/ 336/CEE et 73/23/CEE modifiées par la directive 93/68/CEE. Dit apparaat voldoet aan de eisen van de richtlijnen 89/336/EEG en 73/ 23/EEG, gewijzigd door 93/68/EEG. Dette udstyr overholder kravene i direktiv nr.
SPECIAL NOTE FOR USERS IN THE U.K. The mains lead of this product is fitted with a non-rewireable (moulded) plug incorporating a 13A fuse. Should or and of the same rating as the fuse need to be replaced, a BSI or ASTA approved BS 1362 fuse marked above, which is also indicated on the pin face of the plug, must be used. Always refit the fuse cover after replacing the fuse. Never use the plug without the fuse cover fitted.
Before using the LCD projector, please read this operation manual carefully. Important Information OPERATION MANUAL ENGLISH IMPORTANT For your assistance in reporting the loss or theft of your Colour LCD Projector, please record the Serial Number located on the bottom of the projector and retain this information. Before recycling the packaging, please be sure that you have checked the contents of the carton thoroughly against the list of “Supplied Accessories” on page 12. Model No.: XG-C40XE Serial No.
WARNING: Important Information The cooling fan in this projector continues to run for about 90 seconds after the projector is turned off. During normal operation, when turning the power off always use the POWER OFF button on the projector or the remote control. Ensure the cooling fan has stopped before disconnecting the power cord. DURING NORMAL OPERATION, NEVER TURN THE PROJECTOR OFF BY DISCONNECTING THE POWER CORD. FAILURE TO OBSERVE THIS WILL RESULT IN PREMATURE LAMP FAILURE.
Important Safeguards Important Information ATTENTION: Please read all of these instructions before you operate your LCD Projector for the first time. Save these instructions for future reference. For your own protection and prolonged operation of your LCD Projector, be sure to read the following “Important Safeguards” carefully, before use. This projector has been engineered and manufactured to ensure your personal safety. But IMPROPER USE CAN RESULT IN POTENTIAL ELECTRICAL SHOCK OR FIRE HAZARDS.
Outstanding Features Compatible with up to 200 Hz vertical refresh rate, Sync on Green and Composite Sync signals for use with a wide variety of high-end PCs and Workstations. (Page 13) X L H Important Information 1. ADVANCED COMPATIBILITY WITH HIGH-END WORKSTATIONS AND PCS 2. FOR USE WITH DTV* Allows projection of DTV images and 16:9 wide-screen images when connected to a DTV decoder or similar video systems. (Page 14) 3.
Contents Important Information Important Information Setup & Connections Important Safeguards …………………………… Outstanding Features …………………………… Contents …………………………………………… Usage Guidelines ………………………………… How to Access the PDF Operation Manuals (for Windows and Macintosh) ……………… Part Names ………………………………………… Useful Features 3 4 5 6 8 9 Setup & Connections Supplied Accessories …………………………… 12 Connecting the Projector ……………………… 13 Freeze Function …………………………………… Digital Image Magnification …………………… Gamma Correction
Usage Guidelines The laser pointer on the remote control emits a laser beam from the laser pointer window. This is a Class II laser which may impair your sight if directed into the eyes. The three marks shown on the left are caution labels for the laser beam. • Do not look into the laser pointer window or shine the laser beam on yourself or others. (The laser beam used in this product is harmless when directed onto the skin. However, be careful not to project the beam directly into the eyes.
Usage Guidelines Important Information Temperature Monitor Function If the projector starts to overheat due to setup problems or a dirty air filter, “TEMP.” and “ ” will flash in the lower-left corner of the picture. If the temperature continues to rise, the lamp will turn off, the TEMPERATURE WARNING indicator on the projector will flash, and after a 90-second coolingoff period the power will shut off. Refer to “Lamp/Maintenance Indicators” on page 49, for details.
How to Access the PDF Operation Manuals (for Windows and Macintosh) Important Information PDF operation manuals in several languages are included in the CD-ROM. To utilize these manuals, you need to install Adobe Acrobat Reader on your PC (Windows or Macintosh). If you have not installed Acrobat Reader yet, you can download it from the Internet (http://www.adobe.com) or install it from the CD-ROM. To Install Acrobat Reader from the CD-ROM For Windows: 1 Insert the CD-ROM in the CD-ROM drive.
Part Names Important Information Numbers next to the part names refer to the main pages in this manual where the topic is explained.
Part Names Front View Important Information Remote Control Rear View MUTE button 19 POWER buttons (ON/OFF) 18 buttons 19 VOLUME (Ⳮ/ⳮ) KEYSTONE/BLACK 22 SCREEN button 39 24 LASER POINTER/ 25 MENU button LEFT-CLICK 24 button 24 MOUSE/ ADJUSTMENT 25 buttons (∂/ƒ/ß/©) RIGHT-CLICK/ 24 ENTER button 25 22 UNDO button INPUT button 19 34 AUTO SYNC button FREEZE button 35 38 RESIZE button ENLARGE button 36 37 GAMMA button TOOLS button 45 MOUSE/ ADJUSTMENT 23 switch 24 BACKLIGHT button Top View Re
Setup & Connections Setup & Connections 11
Supplied Accessories Remote control Two AA size batteries For Europe, Hong Kong and Singapore (For Europe, except U.K.) For Australia, New Zealand, and Oceania Setup & Connections Power cord (For U.K., Hong Kong and Singapore) • The configuration of wall outlets differs from country to country. Use the power cord that corresponds to the wall outlet in your country.
Connecting the Projector Connecting the Power Cord Plug the supplied power cord into the AC socket on the back of the projector. Setup & Connections Power cord • The configuration of wall outlets differs from country to country. Use the power cord that corresponds to the wall outlet in your country. Connecting the Projector to a Computer You can connect your projector to a computer for projection of full colour computer images.
Connecting the Projector Connecting other compatible computers When connecting the projector to a compatible computer other than an IBM-PC (VGA/SVGA/XGA/SXGA/UXGA) or Macintosh (i.e. Workstation), a separate cable may be needed. Please contact your dealer for more information. When connecting this projector to a computer, select “Computer/RGB” for “Signal Type” on the GUI menu. (See page 29.
Connecting the Projector To a DTV decoder or DVD player Setup & Connections 1 Connect one end of the 3RCA to 15 pin D-sub cable to the INPUT 1 or 2 port on the projector. 2 Connect the other end to the corresponding terminals on the video source. 3 To use the built-in audio system, connect one end of the audio cable (commercially available) to AUDIO INPUT terminal for INPUT 1, 2 on the projector. Connect the other end to the Audio output terminal on the video source.
Connecting the Projector Connecting RS-232C Port When the RS-232C port on the projector is connected to a computer with an RS-232C cable (null modem, cross type, sold separately), the computer can be used to control the projector and check the status of the projector. See pages 55 and 56 for details. Computer RGB cable DIN-D-sub RS-232C cable 1 Connect the supplied DIN-D-sub RS-232C cable to the RS-232C port on the projector.
Connecting the Projector Connecting the Remote Mouse Receiver You can use the remote control as a remote mouse. Setup & Connections Connecting to the USB port on a PC or Macintosh 1 Connect one end of the supplied USB mouse control cable to the corresponding terminal on the computer. 2 Connect the other end to the USB port on the remote mouse receiver.
Operation Operation Basic Operations 1 Make the necessary connections before proceeding. Connect the power cord to a wall outlet. The POWER indicator illuminates red and the projector enters standby mode. • If the bottom filter cover is not securely installed, the POWER indicator flashes. 2 Press Power ON. 2 • The flashing green LAMP REPLACEMENT indicator shows that the lamp is warming up. Wait until the indicator stops flashing before operating the projector.
Basic Operations 3 Slide the zoom knob. The image can be adjusted to the desired size within the zoom range. 4 4 Slide the focus knob until the image on the screen becomes clear. 3 6 7 8 Operation 5 EXAMPLE 5 INPUT 1 Mode INPUT 2 Mode • When no signal is being received, “NO SIGNAL” will be displayed. When a signal that the projector is not preset to receive is being received, “NOT REG.” will be displayed.
Setting up the Screen Position the projector perpendicular to the screen with all feet flat and level to achieve an optimal image. Move the projector forward or backward if the edges of the image are distorted. • The projector lens should be centred in the middle of the screen. If the lens centre is not perpendicular to the screen, the image will be distorted, making viewing difficult. • Position the screen so that it is not in direct sunlight or room light.
Setting up the Screen 1 3 Foot release Using the Adjustment Foot You can adjust the height of the image by raising the projector with the foot release. 1 Press the foot release and lift the projector to the desired angle. (Adjustable up to approximately 5° from the standard position.) 2 Remove your hand from the foot release. Once the adjustment foot has locked in position, release the projector. 3 If the screen is at an angle, the adjuster can be used to adjust the angle of the image.
Setting up the Screen Projector Remote control Digital Image Adjustments Digital Keystone Correction When the image is distorted due to the projection angle, the Digital Keystone Correction function allows you to correct it. 1, 4a 3 (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) 2 4b On-screen Display (Example: 4:3 NORMAL image) On-screen Display (Example: 16:9 WIDE image) MOUSE ADJ. 1 Press KEYSTONE to select mode.
Operating the Wireless Mouse from the Remote Control Operation Using the Remote Control as a Wireless Mouse The remote control has the following three functions: • Projector control • Wireless mouse • Laser pointer MOUSE/ADJUSTMENT switch (Remote control) MOUSE ADJ. MOUSE Wireless mouse Laser pointer ADJ. Projector control Remote Control/Mouse Receiver Positioning • The remote control can be used to control the projector within the ranges shown below.
Operating the Wireless Mouse from the Remote Control Effective buttons in MOUSE mode Use as a Wireless Mouse Be sure the supplied remote mouse receiver is connected to your computer. Remote control (Front view) LASER POINTER (Slide the MOUSE/ADJUSTMENT switch on the remote control to the MOUSE position.) MOUSE ADJ. BLACK SCREEN MOUSE RIGHT-CLICK BACKLIGHT • The wireless mouse may not operate correctly if your computer serial port is not correctly set up.
Using the GUI (Graphical User Interface) Menu Screens Projector Remote control This projector has two sets of menu screens (INPUT 1 or 2 and INPUT 3 or 4) that allow you to adjust the image and various projector settings. These menu screens can be operated from the projector or the remote control with the following buttons.
Using the GUI (Graphical User Interface) Menu Screens Items on the INPUT 1 or INPUT 2 Mode Menu Bar Items on the INPUT 3 (VIDEO) or INPUT 4 (S-VIDEO) Mode Menu Bar Main menu Main menu Picture Picture Contrast ⳮ30 Ⳮ30 Contrast ⳮ30 Ⳮ30 Bright ⳮ30 Ⳮ30 Bright ⳮ30 Ⳮ30 Color ⳮ30 Ⳮ30 Color ⳮ30 Ⳮ30 Tint ⳮ30 Ⳮ30 Tint ⳮ30 Ⳮ30 Red ⳮ30 Ⳮ30 Sharp ⳮ30 Ⳮ30 Blue ⳮ30 Ⳮ30 Red ⳮ30 Ⳮ30 Blue ⳮ30 Ⳮ30 CLR Temp ⳮ3 Ⳮ3 Computer/RGB Component Reset Interlaced Signal Type Progressive
Selecting the On-screen Display Language Projector Remote control English is the preset language for the On-screen Display. The language can be set to English, German, Spanish, Dutch, French, Italian, Swedish, Portuguese, Chinese, Korean or Japanese. 1, 5 (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) 2, 3 1 Press MENU. MOUSE ADJ. 2 Press ß/© to select “Language”. 4 3 Press ∂/ƒ to select the desired language .
Picture Adjustments Projector Remote control Adjusting the Picture You can adjust the projector’s picture to your preferences with the following picture settings.
Picture Adjustments Projector Remote control Adjusting the Colour Temperature This function can be used to adjust the colour temperature to suit the type of image input to the projector (video, computer image, TV broadcast, etc.). Decrease the colour temperature to create warmer, reddish images for natural flesh tones. Increase the colour temperature to create cooler, bluish images for a brighter picture.
Picture Adjustments Projector Remote control I/P Conversion This function allows you to select either an interlaced display or a progressive display of a video signal. The progressive display projects a smoother video image. (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) 1, 6 2, 3, 4 5 (GUI) On-screen Display MOUSE ADJ. 1 Press MENU. 2 Press ß/© to select “Picture”. 3 Press ∂/ƒ to select “I/P Conversion”, and then press ©.
Computer Image Adjustments (INPUT 1 or 2 mode Only) Projector Remote control 1, 5 2, 3, 4 Adjusting the Computer Image When displaying computer patterns which are very detailed (tiling, vertical stripes, etc.), interference may occur between the LCD pixels, causing flickering, vertical stripes, or contrast irregularities in portions of the screen. Should this occur, adjust “Clock”, “Phase”, “H-Pos” and “V-Pos” for the optimum computer image.
Computer Image Adjustments (INPUT 1 or 2 mode Only) Projector Remote control Saving and Selecting Adjustment Settings This projector allows you to store up to seven adjustment settings for use with various computers. Once these settings are stored, they can be easily selected each time you connect a computer to the projector. 1, 6 2, 3, 4 5 Saving the adjustment setting (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) MOUSE ADJ. 1 Press MENU.
Computer Image Adjustments (INPUT 1 or 2 mode Only) Projector Remote control Special Mode Adjustment Ordinarily, the type of input signal is detected and the correct resolution mode is automatically selected. However, for some signals, the optimal resolution mode in “Special Modes” on the “Fine Sync” menu screen may need to be selected to match the computer display mode. 1, 6 2, 3, 4 5 (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) MOUSE ADJ. 1 Press MENU.
Computer Image Adjustments (INPUT 1 or 2 mode Only) Projector Remote control Auto Sync Adjustment • Used to automatically adjust a computer image. • Auto Sync adjustment can be made manually by pressing AUTO SYNC, or automatically by setting “Auto Sync” to “ON” in the projector’s GUI menu. 1, 5 When “Auto Sync” is set to “ON”: • The sync adjustment is automatically made each time the projector is turned on while connected to a computer or the input selection is changed.
Useful Features Freeze Function Remote control Useful Features Projector 1, 2 This function allows you to instantly freeze a moving image. This is useful when you want to display a still image from a computer or video, giving you more time to explain the image to the audience. You can also use this function to display a still image from a computer while you make preparations for the next computer images to be presented. 1 Press FREEZE to freeze the image.
Digital Image Magnification Remote control Projector This function allows you to magnify a specific portion of an image. This is useful when you want to display a detailed portion of the image. (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ.) MOUSE ADJ. 2 1 Press ENLARGE. Each time ENLARGE is pressed, the image will be magnified. 1 3 On-screen Display 2 When the image is magnified, you can pan and scan around the image by using ∂/ƒ/ß/©.
Gamma Correction Projector Remote control 1 2 • Gamma is an image quality enhancement function that offers a richer image by brightening the darker portions of the image without altering the brightness of the brighter portions. • Four gamma settings are available to allow for differences in the images displayed and in the brightness of the room.
Selecting the Picture Display Mode Projector Remote control This function allows you to modify or customise the picture display mode to enhance the input image. Depending on the input signal, you can choose NORMAL, FIT TO SCREEN, DOT BY DOT, WIDE or NORMAL (WIDE) image. 1 Press RESIZE. Each time RESIZE is pressed, the picture mode changes as shown below. 1 2 To return to the standard image, press UNDO while “RESIZE” is displayed on the screen.
Black Screen Function Projector Remote control This function can be used to superimpose a black screen over the projected image. Blacking out the Projected Image BLACK SCREEN Press BLACK SCREEN. The screen turns black and “BLACK SCREEN” is displayed on the screen. To return to the original projected image, press BLACK SCREEN again. button 1, 5 2, 3, 4 MOUSE ADJ.
Selecting a Background Image Projector Remote control This function allows you to select the image displayed when no signal is being sent to the projector. Description of Background Images 1, 6 2, 3, 4 5 Selected item Background image Sharp SHARP default image Custom User customised image (i.e. company logo) Blue Blue screen None Black screen (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) (GUI) On-screen Display MOUSE ADJ. 1 Press MENU.
Economy Mode Automatic Power Shutoff Function On-screen Display When no input signal is detected for more than 15 minutes, the projector will automatically shut off. The on-screen message on the left will appear five minutes before the power is automatically turned off. Description of Automatic Power Shutoff Power automatically shuts off after 15 minutes of no signal input. Automatic Power Shutoff disabled. Projector Remote control (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ.
Password Projector Remote control A password can be set by the user and used with the keylock level to prevent adjustments to certain settings on the GUI. Setting the Password 1, 6 2, 3, 4, 5 (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) MOUSE ADJ. 1 Press MENU. 2 Press ß/© to select “Options”. (GUI) On-screen Display 3 Press ∂/ƒ to select “Password”, and then press ©.
Selecting the Keylock Level Projector Remote control This function can be used to lock the use of certain operation buttons on the projector. The user can still operate the projector fully with the remote control. Description of Keylock Levels 1, 5 2, 3, 4 Selected item Normal Level A Level B (GUI) On-screen Display Description All operation buttons are functional. Only INPUT, VOLUME, MUTE, BLACK SCREEN on the projector are available. All operation buttons on the projector are unavailable.
Reverse/Invert Image Function Remote control Projector This projector is equipped with a reverse/invert image function which allows you to reverse or invert the projected image for various applications. Description of Projected Images 1, 5 2, 3 4 (GUI) On-screen Display When “Front” is selected.
Using the Presentation Tools Projector Remote control 2, 4 This projector is equipped with presentation tools that can be used to emphasize keypoints within your presentation. (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) 3, 5 MOUSE ADJ. 1 Press TOOLS to display the presentation tools menu window on the screen. 2 Press ∂/ƒ/ß/© to select the desired tool and colour. 1 6 3 Press ENTER to select it.
Status Function Projector Remote control This function can be used to display all the adjusted settings on the screen simultaneously. (Slide the MOUSE/ADJUSTMENT switch on the remote control to the ADJ. position.) 1, 4 MOUSE ADJ. 1 Press MENU. 2 2 Press ß/© to select “Status”. 3 3 Press ENTER to display all the adjustment settings. 4 To exit from the GUI, press MENU.
Maintenance & Troubleshooting Air Filter Maintenance Bottom View Air filter Air filters (not removable) Cleaning the bottom air filter Maintenance & Troubleshooting 1 Unplug the power cord. • This projector is equipped with four air filters to ensure the optimal operating condition of the projector. • The air filters should be cleaned every 100 hours of use. Clean the filters more often when the projector is used in a dusty or smoky location.
Air Filter Maintenance 3 4 Clean the air filter. Clean the dust off the air filter and cover with a vacuum cleaner extension hose. Replace the filter cover. Insert the tab on the end of the filter cover into the filter cover opening and press the filter cover into position. Tab Replacing the bottom air filter 1 Unplug the power cord. 2 Remove the bottom filter cover. Turn over the projector. Press the tab and lift open the filter cover in the direction of the arrow. 3 Remove the air filter.
Lamp/Maintenance Indicators Maintenance Indicators POWER indicator LAMP REPLACEMENT indicator Maintenance Indicator TEMPERATURE WARNING indicator LAMP REPLACEMENT indicator POWER indicator TEMPERATURE WARNING indicator • The warning lights on the projector indicate problems inside the projector. • There are two warning lights: a TEMPERATURE WARNING indicator which warns that the projector is too hot, and a LAMP REPLACEMENT indicator which lets you know when to change the lamp.
Replacing the Projection Lamp CAUTION: • Potential hazard of glass particles if lamp ruptures. Please have Sharp Authorised LCD Projector Dealer or Service Centre replace lamp if rupture occurs. • Do not remove the lamp cage directly after operation of the projector. The lamp may be extremely hot. Wait at least one hour after the power cord is disconnected to allow the surface of the lamp cage to fully cool before removing the lamp cage.
Replacing the Projection Lamp 7 8 Remove the lamp cage cover. Remove the lamp cage. Remove the securing screws from the lamp cage. Hold the lamp cage by the handle and pull it towards you. Turn over the projector and loosen the user service screw that secures the lamp cage cover. Then slide the cover in the direction of the arrow. Securing screw Securing screw User service screw 9 10 Insert the new lamp cage. Press the lamp cage firmly into the lamp cage compartment. Fasten the securing screws.
Using the Kensington Lock Kensington Security Standard connector This projector has a Kensington Security Standard connector for use with a Kensington MicroSaver Security System. Refer to the information that came with the system for instructions on how to use it to secure the projector. Troubleshooting Problem Power cannot be turned on or off using the POWER buttons (ON/ OFF) on the projector. No picture and no sound. Sound is heard but no picture appears. Colour is faded or poor. Picture is blurred.
Appendix Transporting the Projector Using the Carrying Handle Appendix Carrying handle 53 When transporting the projector, carry it by the carrying handle on the side. CAUTION • Always put on the lens cap to prevent damage to the lens when transporting the projector. • Do not lift or carry the projector by the lens or the lens cap as this may damage the lens.
Connection Pin Assignments Analog Computer 1 and 2 Signal Input Ports: 15-pin mini D-sub female connector 1 6 11 5 10 15 Computer Input Analog 1. Video input (red) 2. Video input (green/sync on green) 3. Video input (blue) 4. Reserve input 1 5. Composite sync 6. Earth (red) 7. Earth (green/sync on green) 8. Earth (blue) 9. 10. 11. 12. 13. 14. 15.
RS-232C Port Specifications PC control A computer can be used to control the projector by connecting an RS-232C cable (null modem, cross type, sold separately) to the projector. (See page 16 for connection.) Communication conditions Set the serial port settings of the computer to match that of the table. Signal format: Conforms to RS-232C standard.
RS-232C Port Specifications COMMAND PARAMETER C1 C2 C3 C4 P1 P2 P3 P4 CONTROL CONTENTS CONTROL ITEM INPUT2 SIGNAL TYPE SELECTION INPUT 2 I/P CONVERSION INPUT 2 IMAGE ADJUSTMENT INPUT 3 (VIDEO) I/P CONVERSION I B S I _ _ _ 1 RGB I B S I _ _ _ 2 COMPONENT R B I P _ _ _ 0 INTERLACED R B I P _ _ _ 1 R B C T _ _ * R B P I _ * R B B R _ R B R D R B B E R B C R B R COMMAND PARAMETER C1 C2 C3 C4 P1 P2 P3 P4 M E S Y _ _ _ 1 AUTO
Computer Compatibility Chart Horizontal Frequency: 15–126 kHz Vertical Frequency: 43–200 Hz Pixel Clock: 12–230 MHz* Compatible with sync on green and composite sync signals UXGA (1,600 1,200) compatible in advanced intelligent compression AICS (Advanced Intelligent Compression and Expansion System) resizing technology PC/ MAC/ WS Resolution 640 350 720 350 640 400 720 400 VGA 640 480 PC SVGA XGA 800 600 1,024 768 Horizontal Frequency (kHz) Vertical Frequency (Hz) VESA Standar
Specifications Product type Model Video system Display method LCD panel Lens Projection lamp Video input signal S-video input signal Horizontal resolution Audio output Computer RGB input signal Pixel clock Vertical frequency Horizontal frequency Computer control signal Speaker system Rated voltage Input current Rated frequency Power consumption Standby power consumption Power dissipation Operating temperature Storage temperature Cabinet I/R carrier frequency Laser pointer of remote control Dimensions (app
Dimensions Rear View Top View 23 96.5 9 262 358.4 310 61 138.5 142 237.5 61 124.5 33.5 10 27.5 9 97.5 16 43 76 83 Side View 243.5 229 134 Front View 25 11 13 30 83 93 121 10.
Glossary Anti-aliasing digital keystone correction Function to digitally correct a distorted image when the projector is set up at an angle. Aspect ratio Width and height ratio of an image. The normal aspect ratio of a computer and video image is 4 : 3. There are also wide images with an aspect ratio of 16 : 9 and 21 : 9. Auto sync Optimises projected computer images by automatically adjusting certain characteristics. Background Initial setting image projected when no signal is being input.
Index A AC socket ......................................................................... ADJUSTMENT buttons ..................................................... Air filter ............................................................................. Anti-aliasing digital keystone correction .......................... Aspect ratio ...................................................................... Audio adjustments ...........................................................
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