3M Multimedia Projector MP8740 Operator's Manual

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© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH Table of Contents Safeguards .................................................................................................................1 Warranty .................................................................................................................2 Section 1: Unpack .......................................................................................................3 1.1 Contents of Shipping Box............................................................................................ 3 1.2 Optional Accessories ................................................................................................... 3 1.3 Keep Your Packing Materials ...................................................................................... 3 1.4 What's Next? ................................................................................................................ 3 Section 2: Product Description ..................................................................................4 2.1 Machine Characteristics............................................................................................... 4 2.2 Part Identification List ................................................................................................. 4 2.3 System Setup................................................................................................................ 5 2.4 Remote Control Transmitter Identification ................................................................. 6 Section 3: Basic Operations........................................................................................7 3.1 Projector Startup .......................................................................................................... 7 3.2 Projector Shutdown ..................................................................................................... 7 Section 4: Adjustments and Functions ......................................................................8 4.1 Menu Navigation ......................................................................................................... 8 4.2 How To Use Height Adjustment Feet .......................................................................... 9 4.3 SETUP ......................................................................................................................... 10 4.4 INPUT .......................................................................................................................... 11 4.5 IMAGE ........................................................................................................................ 12 4.6 OPT .............................................................................................................................. 13 Section 5: Maintenance...............................................................................................14 5.1 Cleaning the Air Filter ................................................................................................. 14 Section 6: Lamp...........................................................................................................15 6.1 Lamp ............................................................................................................................ 15 6.2 Display Lamp Operation Hours................................................................................... 15 6.3 Replacing the Lamp ..................................................................................................... 15 Section 7: Troubleshooting .........................................................................................17 7.1 Sympton/Solution Table .............................................................................................. 17 7.2 Message/Solution Table ............................................................................................... 17 Section 8: Accessories ................................................................................................. 18 8.1 Service Information ..................................................................................................... 18 Appendix: Technical Information...............................................................................A.1

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH Safeguards WARNING - Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Caution - Indicates a potentially hazardous situation which, if not avoided, could result in minor or moderate injury. It may also be used to alert against unsafe practices. 2. Close supervision is necessary when any appliance is used by or near children. Do not leave appliance unattended while in use. 3. Never look directly into the projector lens when the lamp is on. The metal halide lamp produces a strong light which could damage your eyesight. 4. Care must be taken as burns can occur from touching hot parts. 5. Do not operate appliance with a damaged cord or if the appliance has been dropped or damaged – until it has been examined by a qualified service technician. 6. Position the cord so that it will not be tripped over, pulled, or contact hot surfaces. 7. If any extension cord is necessary, a cord with a current rating at least equal to that of the appliance should be used. Cords rated for less amperage than the appliance may overheat. 8. Always unplug appliance from electrical outlet before cleaning and servicing and when not in use. Grasp plug and pull to disconnect. 9. To reduce the risk of electric shock, do not immerse this appliance in water or other liquids. 10. To reduce the risk of electric shock, do not disassemble this appliance, but take it to a qualified technician when service or repair work is required. Incorrect assembly can cause electric shock when the appliance is subsequently used. 11. Connect this appliance to a grounded outlet. 12. Do not expose this projector to direct sunlight, or use it outside. 13. Keep all ventilation openings free of any obstructions. 14. Always open the lens shutter when the projection lamp is on. 15. Do not look directly into light beam of laser pointer. The pointer produces a strong light which could damage your eyesight. 16. The projection lamp contains mercury. Always dispose of it in a proper manner according to local regulations. SAVE THESE INSTRUCTIONS The information contained in this manual will help you operate and maintain your 3M MP8740 Multimedia Projector. IMPORTANT SAFEGUARDS 1. Read and understand all instructions before using. Pay particular attention to areas where this symbol is shown. INTENDED USE Before operating the machine, please read the entire manual thoroughly. The 3M™ Multimedia Projector 8740 was designed, built and tested for use indoors, using 3M™ brand lamps and nominal local voltages. The use of other replacement lamps, outdoor operation or different voltages has not been tested and could damage the projector or peripheral equipment and/or create a potentially unsafe operating condition. 1

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH Warranty THANK YOU FOR CHOOSING 3M Thank you for choosing 3M Multimedia Projector equipment. This product has been produced in accordance with 3M's highest quality and safety standards to ensure smooth and trouble free use in the years to come. For optimum performance, please follow the operating instructions carefully. We hope you will enjoy using this high performance product in your meetings, presentations and training sessions. LIMITED WARRANTY 3M warrants this product against any defects in material and workmanship, under normal usage and storage, for a period of two years from date of purchase. Proof of purchase date will be required with any warranty claim. In the event this product is found to be defective within the warranty period, 3M's only obligation and your exclusive remedy shall be replacement of any defective parts (labor included). To obtain warranty service, immediately notify the dealer from which you purchased the product of any defects. In the USA call 1-800-328-1371 for warranty or repair service. LIMITATION OF LIABILITY THE FOREGOING WARRANTY IS MADE IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, AND 3M SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTIBILITY AND FITNESS. 3M SHALL NOT BE LIABLE FOR ANY DAMAGES, DIRECT, CONSEQUENTIAL, OR INCIDENTAL, ARISING OUT OF THE USE OR INABILITY TO USE THIS PRODUCT. Important: The above warranty shall be void if the customer fails to operate product in accordance with 3M's written instructions. This warranty gives you specific legal rights and you may have other rights which vary from state to state. FCC STATEMENT - CLASS A: This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instruction manual may cause interference to radio communications. It has been tested and found to comply with the limits for a Class "A" computing device pursuant to Subpart B of Part 15 of the FCC Rules, which are designed to provide reasonable protection against such interference when operated in a commercial environment. Operation of this equipment in a residential area is likely to cause interference in which case the user at his/her own expense will be required to take whatever measures may be required to correct the interference. EEC STATEMENT: This machine was tested against the 89/336/EEC (European Economic Community) for EMC (Electro Magnetic Compatibility) and fulfills these requirements. Video signal cables: Double shielded coaxial cables (FCC shield cable) must be used and the outer shield must be connected to the ground. If normal coaxial cables are used, the cable must be enclosed in metal pipes or in a similar way to reduce the interference noise radiation. Video inputs: The input signal amplitude must not exceed the specified level. IBM is a registered trademark of International Business Machines Corporation. Apple Macintosh and Apple Powerbook are registered trademarks of Apple© Computer, Inc. Microsoft and Windows 95 are registered trademarks, and Windows and Windows for Work Groups are trademarks of the Microsoft Corporation. Toshiba is a registered trademark of Toshiba Corporation. Kensington is a trademark of Kensington Corporation. All other products are trademarks or registered trademarks of their respective companies. 2

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH Section 1: Unpack 1.1 Contents of Shipping Box The 3M™ MP8740 Multimedia Projector is shipped with the necessary cables required for standard VCR, PC, MAC™ II or laptop computer connections. Carefully unpack and verify that you have all of the items shown below in Figure 1.1. 1.4 What Next? After you have unpacked the MP8740 system and identified all the parts, you are ready to set up the projector. Figure 1.1 Inventory of Shipping Box The shipping carton contains the items illustrated in Figure 1.1. In addition, the following items are also included, but not shown here. If any of these items are missing, please contact your place of purchase. • PS/2 mouse cable .............. (1) • ADB mouse cable ............. (1) • Serial mouse cable ............ (1) • Stereo mini-jack ................ (1) 1.2 Optional Accessories • RS-232 control cable ........ (1) 1.3 Keep Your Packaging Materials  Important Save the shipping box and packing materials in the event the MP8740 should require shipping to a 3M Service Center for repair. 3 INPUT RGB1/2 VIDEO1/2 BLANK TIMER MENU ON MOUSE ON RIGHT LASER VOLUME MUTE STANDBY/ON ZOOM FOCUS POSITION ON RESET EPS-37A Power Cord 110V - US 220 - UK, Europe 3-Conductor Video/Audio Cable MP8740 Multimedia Projector Remote Control Transmitter (batteries included) VGA Cable (15-15 pin M/M) Adapter with dip switch Video Cable (S-Video mini DIN4-pin)

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH Section 2: Product Description 2.1 Machine Characteristics The MP8740 Multimedia Projector integrates metal halide lamp and polysilicon LCD display technology into a single unit. It accepts input from two different computer sources and two video/audio sources and projects a bright, super crisp image. Switching your presentation from a computer input to a video input, and then back to a computer input simply requires the push of a button on the remote control keypad or control panel keypad. The MP8740 Multimedia Projector offers the following features: • Metal halide projection lamp • XGA resolution (3 separate 1024 x 768 LCD panels are used for the R, G and B signals) • Advanced SXGA scaling (60 Hz and 75 Hz) • Advanced VGA and SVGA scaling • Compact size, light weight for portability • RGB (computer video) output terminal • Serial, PS/2 and Apple© Desktop Bus (ADB) mouse emulation • Power zoom and power focus functions • Easy to set up and use • Ability to display 16.7 million colors • Two computer input connections • Two video input connections (composite and S-video compatible)  Note The MP8740 is one of the brightest projectors in the marketplace. The brightness of your machine will vary depending on the ambient room conditions and contrast/brightness settings. 4 • Full function remote control • Two built-in stereo speakers (2 watts each) • Horizontal and vertical image inverting function • Horizontal and vertical image position control • Fixed keystone correction • On screen menu with seven languages • Universal power supply • IR sensor in front and rear for maximum remote control range • RS-232 control capability • Optional ceiling mount kit • Laser pointer (remote control) • Color balance control for data/video • Kensington™ lock 2.2 Part Identification List Figure 2.1 Identifying MP8740 Parts 1. Remote control transmitter 2. Stereo speakers 3. Control Panel Keypad a) STAND BY/ON button b) ON, LAMP, TEMP, Indicator c) INPUT, MUTE, RESET buttons d) ZOOM, FOCUS, MENU buttons 4. Remote Control Sensors (front/back) 5. Terminal Connection Panel a) S-Video, Vidoe, Audio inputs b) RGB1 and RGB2 inputs c) RGB output d) Audio L/R input, Audio output (stereo mini jack) e) RS-232 Control f) AC input-power cord connection g) Main power switch h) Kensington™ lock 6. Height Adjustment Feet 7. Lens shutter (open/closed) 8. Projection lens 9. Cooling fan exhaust 10. Carry handle K 7 8 INPUT RGB1/2 VIDEO1/2 BLANK TIMER MENU ON MOUSE ON RIGHT LASER VOLUME MUTE STANDBY/ON ZOOM FOCUS POSITION ON RESET 1 3 4 5 4 6 9 10 2

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 1 2 S-VIDEO VIDEO AUDIO L R RGB IN RGB OUT CONTROL AUDIO OUT 2 AUDIO IN 1 K 1 2 S-VIDEO VIDEO AUDIO L R RGB IN RGB OUT CONTROL AUDIO OUT 2 AUDIO IN 1 K EPS-39A CRT Display PC MAC or PC MP8740 Laser Disc VCR Audio L/R Video Power Laptop MAC OUT RGB IN MONITOR PORT MONITOR PORT PS/2 or SERIAL PORT IN IN IN IN IN IN OUT OUT OUT OUT RED WHT YEL RED WHT YEL OUT RED WHT OUT Audio Right Audio Left S-VHS RGB IN CONTROL RGB OUT 2.3 System Set Up - connecting various equipment Turn power off to all devices before making connections. Never plug anything into the projector or computer while any device is in operation. The MP8730 must be powered down when making connections. The mouse emulation may not work if the unit is not powered down before the mouse cable connections are made. 2.3.1 Apple™ Desktop Mouse - The Macintosh operating system should recognize the MP8740 as a mouse without any drivers being loaded. VirtualMouse for PC Computer - For IBM™ compatible computers, the operating systems will need to be set to "Serial Mouse" or "PS/2 Mouse" to recognize the projector as a mouse pointer device Change mouse driver information to "Serial Mouse" or "PS/2 Mouse." a) Windows™ 95 - Click "Start"; select "Settings"; select "Control Panel". Click on "Mouse"; select the "General" tab; (see what driver is currently loaded and make note of it); select "Change"; select "Show all devices"; (make note of the current Manufacturer and Model); select "Standard Mouse Type" for Manufacturer; then select "Standard Serial Mouse" or "Standard PS/2 Mouse." Click OK to change and apply the new driver. Restart Windows when prompted. b) Windows™ 3.1 - From "Program Manager" click "Main"; then click "Windows Setup", (make note of what the current mouse driver is); Click "Options"; then "Change Systems Settings". Choose "Mouse". It should be listed as "Microsoft or IBM PS/2".  Note For proper mouse operation, always turn the projector power on first and then power up the computer. For some laptop computers you may need to disable the internal pointing device (IPD). This is done through the BIOS level set up of the particular machine, or it could be listed in a "Utilities" program group, i.e., "Toshiba Utilities™," or "Thinkpad Features™." Caution 5 Figure 2.2 Cable Connections

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH INPUT RGB1/2 VIDEO1/2 BLANK TIMER MENU ON MOUSE ON RIGHT LASER VOLUME MUTE STANDBY/ON ZOOM FOCUS POSITION ON RESET STANDBY / ON button Set main power switch to ON. Press and hold STANDBY/ON button for projector mode (lamp on) or standby mode (lamp off). ZOOM button Press +/- to adjust image size. Note: If needed, move projector closer/further from screen. FOCUS button Press +/- to adjust image sharpness. POSITION button Press and light POSITION button. Move DISK PAD to adjust horizontal/ vertical image position. DISK PAD Select mode, then move DISK PAD to position image, navigate menus or control mouse functions. To select the mode: • Press and light POSITION button for position mode. • Press and light MENU ON button for menu mode. MENU ON button Press and light MENU ON button to display the Main Menu. Move DISK PAD to select menu and/or adjust screen values. BLANK ON button Press BLANK to display a blank background with no image. Press again to return the image to the screen. INPUT buttons RGB 1/2: Select computer video input (RGB1   RGB2   RGB1). VIDEO 1/2: Select video inputs (VIDEO1   VIDEO2   VIDEO1). MUTE button Press MUTE to switch the audio sound ON or OFF VOLUME button Press +/- to adjust internal/external speaker volume. LASER POINTER Press and hold down button to project laser pointer. CAUTION To prevent injury to eyesight, do not point laser beam at other persons or look directly into laser beam. RESET / RIGHT MOUSE button RESET: When a menu is being displayed, press RESET to return menu value to factory setting. RIGHT MOUSE: When computer image is being displayed, press for right mouse button function. MOUSE ON button Press MOUSE ON button to activate mouse mode. Move DISK PAD to control mouse functions. TIMER ON / OFF button Press TIMER to display and start the timer as set in OPT menu setting. Note: Timer will not display on a blank screen. To remove TIMER display press again. 2.4 Remote Control Transmitter Identification Backside of Remote 6 Figure 2.3 Remote Control Buttons LEFT MOUSE button C A U T I O N LASER RADIATION DO NOT STARE INTO BEAM WAVE LENGTH: 670 nm MAX. OUTPUT: 1mW CLASS II LASER PRODUCT Battery Cover (Use AA or LR6 batteries) Laser Aperture AVIOD EXPOSURE-LASER RADIATION IS EMITTED FROM THIS APERTURE LASER APERTURE

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 3.1 Projector Startup Section 3: Basic Operations 7 Figure 3.1 Projector Controls 1. Make all cable connections and line hookups with the power off. 2. Turn the POWER SWITCH of the projector on. The ON indicator will light up orange. 3. Move the LENS SHUTTER CONTROL to the open position. 4. Press the STANDBY/ON button . The ON indicator blinks (green) and then lights (green). The ON indicator will blink green during warm-up and lamp ignition. 5. Adjust the screen size using the ZOOM button . 6. Adjust the focus using the FOCUS button . A) Press the FOCUS button. The on-screen display shown on the right appears. B) Adjust the focus so that the picture is sharp using the FOCUS button. 7. Turn on all connected equipment. The method of connecting various equipment, see section 2.3. 8. Press the INPUT button on the projector or the INPUT SELECT (VIDEO or RGB) button on the remote to select the source of the signal to be projected on the screen. The selected signal input is displayed at the bottom right of the screen. The display will show the last selected input source before power was turned off. ZOOM FOCUS CLOSE OPEN 3.2 Projector Shutdown 1. Hold the STANDBY/ON button for 3-5 seconds. The ON indicator blinks orange and the lamp turns off. After approximately 1 minute, the fan stops and the indicator stays orange. 2. Turn the MAIN POWER SWITCH of the projector off. 3. Close the LENS SHUTTER . Push up on the lens cover switch to close. 4. Disconnect cables. Caution Do not turn off the POWER SWITCH before pressing the STANDBY/ON button. After the STANDBY/ON button is pressed, the fan rotates for about 1 minute to cool the projector. CLOSE OPEN FOCUS ZOOM CLOSE OPEN

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH Factory Default Setting: 1. Highlight SETUP option. 2. To reset the entire SETUP menu • Press the RESET button. • Select DEFAULT or CANCEL. 3. To reset a single item from SETUP menu • Select the adjustment item (brightness, contrast...) • Press the RESET button. Only the selected item resets. S E T U P I N P U T I M A G E O P T . RESET ‘SETUP’ DEFAULT CANCEL VOL B R I CON SHA COL T I N COLOR BAL Section 4: Adjustment and Functions 4.1 Menu Navigation 1. Press the MENU button on projector or remote control MENU button. On-screen menus are displayed on the screen. 2. Select the menu to be adjusted using the MENU ( ) buttons or DISC PAD. Selected Menu is highlighted. 3. Select the item to be adjusted using the MENU ( ) buttons or DISC PAD. Highlighted items may be adjusted.  Note Separate settings are provided for the VIDEO1, VIDEO2, RGB1 and RGB2 input terminals. Adjustments are saved after power off. MENU RESET 8 Figure 4.1 Menu Button Figure 4.2 Default Settings

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 4.2 How To Use Height Adjustment Feet Adjust the image elevation using the height adjustment at the front of the projector. 1. Raise the front end of the projector so the feet are not touching the table top. 2. Move the lock lever to the unlock position. 3. Extend or retract each foot to the desired height. 4. Move the lock lever to the lock position. 5. For fine adjustments, rotate each foot. Caution Do not unlock the foot adjusters if the projector is not supported. If the foot adjusters do not lock completely, turn the foot adjusters slightly before locking. 9 Foot adjusters unlock ← → lock Front view Side view Figure 4.3 Height Adjustment 1 2 S-VIDEO VIDEO AUDIO L R RGB IN RGB OUT CONTROL AUDIO OUT 2 AUDIO IN 1 K

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH 4.3 SETUP The SETUP sub-menu is used to adjust and move the image position. The projector will display either the RGB (Figure 4.4) or Video (Figure 4.5) menu according to the input source being projected. RGB signal input Video signal input  Note • TINT cannot be adjusted with a PAL or M-PAL video signal input. • TINT, COLOR and SHARPNESS cannot be adjusted with an RGB signal input. • V. POSIT, H. POSIT, H. PHASE and H. SIZE cannot be adjusted with a VIDEO signal input. 10 Adjustment Item VOLUME BRIGHT (BRIGHTNESS) CONTRAST SHARPNESS COLOR TINT V.POSIT (V.POSITION) H.POSIT (H.POSITION) H.PHASE H.SIZE COLOR BAL Details of adjustment Decrease Increase Dark Bright Lower Higher Soft Sharp Less More Red Green Moves the picture up or down. Moves the picture left or right. Decreases the picture flicker Widens or Narrows the horizontal size of picture Red Blue Default Figure 4.4 RGB Signal Figure 4.5 Video Signal

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 4.4 INPUT The menu INPUT sub-menu (Figure 4.6) is used to select the input source. The VIDEO1 and VIDEO2 values (Figure 4.7) have additional values that can be selected. 11 Figure 4.6 Input Menu Figure 4.7 Value Selects the video signal format Auto, NTSC, PAL, SECAM, NTSC 4.43, M-PAL Adjustment Area RGB1 RGB2 Video1 Video2 Test Pattern Value Selects the RGB1 terminal Selects the RGB2 terminal Select the VIDEO1 or VIDEO2 terminal Selects the TEST PATTERN. (Start up Screen) Value Screen System

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH 12 Adjustment Screen MIRROR BLANK REVEAL MESSAGE Value Inverts the picture horizontally or vertically. H : INVERT Inverts the picture horizontally. V : INTERT Inverts the picture vertically. H&V: INVERT Inverts the picture horizontally and vertically. Selects the blank color. Selects reveal speed. Turn ON or OFF on-screen messages. 4.5 IMAGE The IMAGE sub-menu is used to change the image characteristics. S E T U P I N P U T I M A G E O P T . MIRROR BLANK REVEAL MESSAGE S E T U P I N P U T I M A G E O P T . WHITE BLUE BLACK B L A N K S E T U P I N P U T I M A G E O P T . NORMAL H : INVERT V : INVERT H&V: INVERT M I R R O R S E T U P I N P U T I M A G E O P T . FAST MEDIUM SLOW R E V E A L S E T U P I N P U T I M A G E O P T . TURN ON TURN OFF MESSAGE Figure 4.8 Image Adjustment Screens

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 4.6 OPT The OPT. sub-menu allows you to control communication function. ADJUSTMENT VALUE DEFAULT SCREEN COM. SPEED Selects the data speed of transmission. (For mouse emulation-1200) 1200 Selects the data format of transmission. COM. BITS 7N1... 7 data-bits, No parity, 1 stop bit. (For mouse emulation-7N1) 7N1 8N1... 8 data-bits, No parity, 1 stop bit. TIMER Sets the timer (in minutes). — LANGUAGE Selects the language on-screen menu. — (English, French, German, Spanish, Italian, Norwegian, Dutch) AUTO OFF Selects how long projector will stay on, if no input is detected. — Select 0 to disable this function. START UP Enable/Disable Startup Screen. TURN ON 13 S E T U P I N P U T I M A G E O P T . COM. SPEED COM. BITS TIMER LANGUAGE AUTO OFF STARTUP S E T U P I N P U T I M A G E O P T . 1200 2400 4800 9600 19200 COM. SPEED (bps) S E T U P I N P U T I M A G E O P T . 7N1 8N1 COM. BITS S E T U P I N P U T I M A G E O P T . 10 min. TIMER S E T U P I N P U T I M A G E O P T . ENGLISH FRANCAIS DEUTSCH ESPANOL ITALIANO NORSK NEDERLANDS LANGUAGE S E T U P I N P U T I M A G E O P T . 0 min. STOP AUTO OFF S E T U P I N P U T I M A G E O P T . TURN ON TURN OFF STARTUP Figure 4.9 OPT Adjustment Screens

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH 5.1 Cleaning the Air Filter  Note Clean the air filter about every 50 hours. 1. Turn off the MAIN POWER switch of the projector and pull out power cord. Let cool for 20 minutes. 2. Remove the air filter from the bottom of projector. Unscrew two retaining screws (1) and pull down and out (2) on the handle to free air cleaner door. Lift air filter door up and out (3) and set it aside. 3. Carefully remove foam air filter Screen (4) and clean foam screen and metal screen using a vacuum cleaner. 4. Re-install the air filter and replace the air filter door.  Note If air flow is restricted due to dust accumulation on filter, the projector may shut down due to over heating. 8730-36A 1 2 3 4 Section 5: Maintenance 14 Figure 5.1 Remove Air Filter

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH 6.3 Replacing the Lamp WARNING Always turn off and unplug projector when changing lamp. Lamp and adjacent metal parts become extremely hot and can cause severe burns to your fingers. Allow the projector to cool for at least 30 minutes before replacing the lamp. 1. Remove lamp access door: The lamp access door is located on the bottom of the machine on the right side. Use screwdriver to unscrew the cover retaining screw (1) and gently open the cover and set it aside. 2. Retaining screws: Use a screwdriver to unscrew the lamp module retaining screws. (2)  Note There are three lamp module screws that must be loosened. These screws are self-containing screws that cannot be removed from the lamp module. 6.1 Lamp The following symptoms may indicate a lamp in need of replacement: • LAMP indicator lights up red. • "CHANGE THE LAMP" message appears on the screen. 6.2 Display Lamp Operation Hours To determine the lamp operation hours, follow these steps: 1. While the projector is running, press and hold the timer button on the remote control for 3 seconds. 2. The operating time of the lamp will be displayed. If the operating hours are greater than 1,900 the "CHANGE THE LAMP" message will appear. If the hours are greater than 1,980 the following message will appear, "POWER WILL SHUT OFF IN 20 HOURS" The number of hours left until shut down will decrease until 0 hour is reached, then power will be turned off.  Note After 2000 hours, the projector will only run for 10 minute intervals when restarted until the lamp is replaced and the lamp timer is reset. The message "CALL A MAINTENANCE PERSON" will blink at projector start up to remind you to change the lamp. 3. To reset the timer, press the reset button and select 0 (or CANCEL). The "CHANGE THE LAMP" message will not come up if the timer is reset. Section 6: Lamp 15 Figure 6.1 Lamp Door 1 2

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH 3. Remove lamp module: Grasp the lamp module with hand and the projector body with the other hand. Carefully slide the lamp module out (3) using steady pressure. 4. Insert lamp module: Carefully insert the new lamp module. Ensure that it is fully seated. Tighten the lamp module retaining screws to secure the lamp module in place. Insert the hinge tabs on the left side of the lamp access door, then close and tighten the retaining screws to secure the door. 16 8730-33A 3  Note Reset the lamp operation hours. See section 6.2 for details. Figure 6.2 Lamp Module

© 3M 1999 3M™ Multimedia Projector MP8740 ENGLISH Section 7: Troubleshooting 17 Symptom No picture and sound Color is weak and tint is incorrect Picture is dark Picture is not clear LAMP indicator lights red. LAMP indicator blinks red. TEMP indicator lights red. TEMP indicator blinks red. Cause •The Main power is not turned on. •The power cord is disconnected. •The setting of the input source is not correct. •RGB/Video/Audio wiring to projector is not correct. •RGB/Video wiring to projector is not correct. •The brightness is set fully to dark. •Audio wiring to projector is not correct. •The volume is set to minimum. •The unit is muted. • The color and tint have been adjusted incorrectly. •The brightness and contrast has been adjusted incorrectly. •The lamp needs to be replaced. • Projector is out of focus. • Lamp will not ignite. • Air filter door on bottom of case is open. • Temperature inside projector is too hot. • Cooling fan may be obstructed by metal screen under foam air filter. Solution •Turn the MAIN POWER switch on. •Insert the power cord into an AC socket. •Set the correct input using the input select button of the projector or the remote control. •Connect the cable to correct input/output source. • Connect the cable to correct input/output source. •Press the MENU button and increase BRIGHTNESS. • Connect the cable to correct input/output source. • Press the VOL button and increase VOLUME. • Press the MUTE button. • Adjust the color and tint correctly. •Adjust the brightness and contrast correctly. •Replace the lamp with a new one. • Adjust the focus. • Turn off power and let cool for 20 minutes, then restart. • If problem persists call your dealer. • Ensure air filter door is closed. • Do not block the ventilation holes. • Clean air filter • Align metal screen. • If fan blade is still obstructed, call service. Sound is heard with no picture Power cannot be turned on. Picture is displayed with no sound 7.1 Sympton/Solution Table Error Message Displays NO INPUT IS DETECTED SYNC IS OUT OF RANGE CHANGE THE LAMP RESET THE LAMP TIMER CHECK THE AIR FLOW Cause The projector is not detecting a signal. The horizontal frequency of input signal exceeds projector capability. Lamp operation time is greater than 1,900 hours. Lamp operating time is greater than 2000 hours. Safety feature shuts projector down after 10 minutes. Air flow to cooling fan is blocked. Solution Check cable connections to input device. Input device not connected to this input mode, switch to next mode. Switch projector to correct resolution. See Appendix A.5 Change the projector lamp and reset the lamp operation hours to zero. Change the projector lamp and reset the lamp operation hours to zero. Clear air flow path to fan and clean air filter. 7.2 Message/Solution Table

3M™ Multimedia Projector MP8740 © 3M 1999 ENGLISH Section 8: Accessories 8.1 Service Information For product information, product assistance, service information, or to order accessories, please call: In U.S. or Canada: 1-800-328-1371 In other locations, contact your local 3M Sales office. Accessories Part Number Metal halide lamp module, 260 W . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8782-1 Power cord (US) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-1011-8852-7 Power cord (UK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3304-1 Power cord (Germany) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3303-3 VGA cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3401-5 MAC adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-1011-3308-2 S-video cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-1011-3419-0 3-conductor video/audio cable . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3306-6 Serial mouse cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3426-2 PS/2 mouse cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3424-7 ADB mouse cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3425-4 Stereo mini jack cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-1012-0683-2 Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3402-3 Ceiling mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8357-2 Adjustable height suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8312-7 Shipping case. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8347-3 Soft carry case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8346-5 Soft travel case with wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-6969-8130-3 Not Included with Basic Packet Part Number RS-232 control cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78-8118-3312-4 How to Order Please order these parts through your dealer, or contact 3M Customer Service at the following number: In U.S. or Canada: 1-800-328-1371 In other locations, contact your 3M Sales office. ---------------------------------------------------------------------------------------------------------------------------------------- The contents of this manual are subject to revision without prior notice. 3M assumes no responsibility for the infringement of special rights of a third party or other rights that may arise out of the information contained in this manual. Reproduction of this manual in any form without prior permission is strictly prohibited. 3M will replace the manual if any pages are missing or collated incorrectly. 18

© 3M 1999 3M™ Multimedia Projector MP8740 Technical Appendix Table of Contents A.1 Technical Specifications A.2 Dimensions A.3 Projector-to-Screen Distance A.4 Connection to the Video Signal Terminal A.5 Connection to the RGB Signal Terminal A.6 Indicator Status A.7 Connection to the Control Signal Terminal Product name Model Name Display system Panel size Drive system Number of pixels Lens Lamp Speaker (stereo) Power supply Power consumption Operating temperature range Dimensions Weight video signal input terminal RGB input/output signal terminal Control terminal A.1 Technical Specifications  Note All specifications are subject to change without notice. Multimedia projector MP8740 3 beam poly-silicon LCD 1.3 inches (33 mm) TFT active matrix 786,432 pixels (V768 × H1024) per panel. 2.36 million total pixels with 3 panels. F/Number: F/2.3 – F/3.0 Focal Length: F = 48.1 – 72.1 mm (1.9" – 2.8") Metal halide lamp 260W 2 watts each AC100 ∼ 120V, 5A / AC220 ∼ 240V, 2.2A (Universal) 370W 32° ∼ 95°F (0° ~ 35°C) 15.9" (W) × 6.1" (H) × 12.0" (D) 404 mm (W) x 154 mm (H) x 305 mm (D) 18.6 lbs. (8.4 kg) S VIDEO : Mini DIN4-pin terminal VIDEO : RCA Jack terminal AUDIO : RCA Jack terminal RGB signal : D-sub 15pin (Female) AUDIO : Stereo mini jack D-sub 15pin (Male) Liquid crystal panel Input/Output terminal A.1

3M™ Multimedia Projector MP8740 © 3M 1999 TECHNICAL A.2 Dimension A.2

© 3M 1999 3M™ Multimedia Projector MP8740 Minimum Zoom Maximum Zoom DISTANCE 24" 48" 71" 119" 36" 72" 107" 178" Distance Minimum Image Maximum Image To Screen Diagonal Width Height Diagonal Width Height 227 cm 102 cm 81 cm 61 cm 153 cm 122 cm 92 cm (7.4 ft) (40 in.) (32 in.) (24 in.) (60 in.) (48 in.) (36 in.) 341 cm 152 cm 121 cm 91 cm 228 cm 183 cm 137 cm (11.2 ft) (60 in.) (48 in.) (36 in.) (90 in.) (72 in.) (54 in.) 455 cm 202 cm 162 cm 121 cm 304 cm 243 cm 182 cm (15 ft) (80 in.) (64 in.) (48 in.) (120 in.) (96 in.) (72 in.) 569 cm 252 cm 202 cm 151 cm 379 cm 303 cm 227 cm (18.7 ft) (99 in.) (79 in.) (60 in.) (149 in.) (119 in.) (90 in.) 682 cm 302 cm 241 cm 181 cm 454 cm 363 cm 272 cm (22.4 ft) (119 in.) (95 in.) (71 in.) (179 in.) (143 in.) (107 in.) 853 cm 377 cm 302 cm 226 cm 556 cm 453 cm 340 cm (28.0 ft) (148 in.) (119 in.) (89 in.) (223 in.) (178 in.) (134 in.) 1137 cm 502 cm 402 cm 301 cm 755 cm 604 cm 453 cm (37.3 ft) (198 in.) (158 in.) (119 in.) (297 in.) (238 in.) (178 in.)  Note These sizes are ± 1 inch. This is due to variations in the manufacture of the lens. If you are close to one of the endpoints you should verify with your unit that the image is the proper size at the proper distance. A.3 Projector-to-Screen Distance Example of the Multimedia projector and screen installation. Determine picture size and projection distance as illustrated below. A.3

3M™ Multimedia Projector MP8740 © 3M 1999 TECHNICAL A.5 Connection to the RGB Signal Terminal Video signal Horizontal sync signal Vertical sync signal Composite sync signal Audio signal Input Output Analog 0.7Vp-p 75 Ω termination (Positive polarity) TTL level (Positive/negative polarity) TTL level (Positive/negative polarity) TTL level 200mVrms, 20k Ω below (MAX 3.0Vp-p) 0 ∼ 200mVrms, 1k Ω a) Input signal / Output signal 1 2 3 4 5 6 7 8 Video signal (Red) Video signal (Green) Video signal (Blue) No Connection No Connection Ground (for R) Ground (for G) Ground (for B) 9 10 11 12 13 14 15 No Connection No Connection Ground SDA (DDC) Horizontal/Composite sync signal Vertical sync signal SCL (DDC) b) Signal input terminal / output terminal A.4 Connection to the Video Signal Terminal a) Input signal S-VIDEO signal VIDEO signal AUDIO signal Input Output Luminance signal 1.0Vp-p, 75 Ω termination Chrominance signal 0.286Vp-p (burst signal), 75 Ω termination 1.0Vp-p, 75Ω termination 200mVrms, 20 kΩ below (MAX 3.0Vp-p) 0~200mVrms, 1k Ω b) Signal input terminal Chrominance signal Ground S VIDEO input (Mini DIN4 pin) Luminance signal Ground  Note Video input signal terminals have priority in the following order: 1. S-VIDEO input terminal 2. RCA jack (composite) input terminal A.4

© 3M 1999 3M™ Multimedia Projector MP8740 A.5 Resolution HxV Refresh Rate Horizontal Standard Type Note Display Frequency Dots HxV 640 x 350 70.1 Hz 31.5 kHz VGA-1 1024 x 560 640 x 400 56.4 Hz 24.8 kHz NEC PC9801 1024 x 640 640 x 400 70.1 Hz 31.5 kHz VGA-2 1024 x 640 640 x 480 85.0 Hz 43.3 kHz VESA 863 x 640 640 x 480 59.9 Hz 31.5 kHz VESA VGA-3 1024 x 768 640 x 480 66.7 Hz 35.0 kHz MAC 13" 1024 x 768 640 x 480 72.8 Hz 37.9 kHz VESA 1024 x 768 640 x 480 75.0 Hz 37.5 kHz VESA 1024 x 768 800 x 600 56.3 Hz 35.2 kHz VESA 1000 x 750 800 x 600 60.3 Hz 37.9 kHz VESA 1000 x 750 800 x 600 72.2 Hz 48.1 kHz VESA 1000 x 750 800 x 600 75.0 Hz 46.9 kHz VESA 1000 x 750 800 x 600 85.1 Hz 53.7 kHz VESA 800 x 600 832 x 624 74.6 Hz 49.7 kHz MAC 16" 980 x 735 1024 x 768 43.5 Hz Interlaced 35.5 kHz VESA Compressed 853 x 640 1024 x 768 60.0 Hz 48.4 kHz VESA 1024 x 768 1024 x 768 70.1 Hz 56.5 kHz VESA 1024 x 768 1024 x 768 75.0 Hz 60.0 kHz VESA 1024 x 768 1152 x 864 75.0 Hz 67.5 kHz VESA Compressed 960 x 720 1280 x 960 60.0 Hz 60.0 kHz VESA Compressed 1024 x 768 1280 x 1024 60.0 Hz 64.0 kHz VESA Compressed 960 x 768 1280 x 1024 75.0 Hz 80.0 Hz VESA Compressed 960 x 768 c) Example of computer signal Note 2: Some input sources may not be displayed properly because they are not compatible with the projector. Note 1: MAC adapter is necessary to set the resolution mode. Projector is compatible with 13 inch mode and 16 inch mode. Set all dip switches OFF except those indicated in the chart. For example: MAC 13" mode = switch 1, 5 and 6 are ON MAC 16" mode = switch 2, 5 and 6 are ON (Example of 16 inch mode)

3M™ Multimedia Projector MP8740 © 3M 1999 TECHNICAL A.6 Indicator Status The ON, LAMP and TEMP indicators will light or blink in the following cases: ON indicator LAMP indicator TEMP indicator Indicator status Lights orange Blinks green Lights green Blinks orange Lights red Blinks red Lights red Blinks red Meaning Standby mode During warming up During operation During cooling down Lamp cannot light Air filter open Temperature inside too high Cooling fan not operating Remedy normal normal normal normal Cool projector by power off for 20 minutes. Ensure filter is closed. Let projector cool 20 minutes. Check air flow and filter. call your dealer *When the LAMP indicator lights or blinks, turn the power off. If the problem persists, contact your dealer. A.6

© 3M 1999 3M™ Multimedia Projector MP8740 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 5 D-sub 15pin (Female) 6 10 15 11 1 2 3 4 5 6 4 3 1 2 5 Mini Din 6pin Computer DATA GND +5V CLK Projector CLK DATA SEL0 RTS +5V GND 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 5 D-sub 15pin (Female) 6 10 15 11 1 2 3 4 2 1 Mini Din 4pin Computer ADS (POWER ON) +5V GND Projector SDATA RTS +5V GND 4 3 A.7 Connection to the Control Signal Terminal ADB mouse ADB port PS/2 mouse PS/2 port a) Mouse emulation (1) While the projector and computer are turned OFF, connect the projector and the mouse terminal of computer using an appropriate cable. (PS/2, Serial or ADB) (2) Turn ON the projector. (3) Turn ON the computer. (4) Select the correct mouse driver for the application. See computer's User Manual for this procedure.  Note In some Notebook computers which have internal pointing device, mouse emulation will not work unless the internal pointing device is disabled. In this case, disable the internal pointing device in BIOS setting. Check the computer's manual for procedure to follow to disable internal pointing device in BIOS setting. Caution Turn off the power to both the projector and computer before connecting. Connect the computer to the control terminal of the projector using the appropriate cable. A.7

3M™ Multimedia Projector MP8740 © 3M 1999 TECHNICAL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 5 D-sub 15pin (Female) 6 10 15 11 Computer CD RD TD DTR GND DSR RTS DTS RI Projector SEL0 RTS GND RDP TDP 1 5 D-sub 9pin 6 9 1 2 3 4 5 6 7 8 9 Serial mouse A.7 Connection to the Control Signal Terminal (continued) b) RS-232 Control Cable (not included with basic packout) This cable is used to directly control the projector without using the Remote Control or Operator's Panel. Serial Mouse cable (male) A.8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 5 D-sub 15pin (Female) 6 10 15 11 Computer CD RD TD DTR GND DSR RTS CTS RI Projector SEL0 RTS GND RD TD 1 5 D-sub 9pin (male) 6 9 1 2 3 4 5 6 7 8 9 RS-232 Cable

© 3M 1999 3M™ Multimedia Projector MP8740 Serial Command Codes All numbers in this document are in Hexadecimal. You must send at the same communication setting as the projector and use a null modem serial cable to connect to the projector. There are four types of messages for the MP8740, 1) ASK, 2) REPLY, 3) SET and 4) DEFAULT. Ask Code: User: 20 XX XX is the attribute you are checking. Projector: 1Y XX Y bytes of data This is a reply code. The Y is the number of extra bytes that come after the command. The XX is the same as in the Ask code. Set Code: User: 3Y XX Y bytes of data XX is the attribute you are checking. The Y is the number of bytes for the data. Projector: 1Y XX Y bytes of data This is a reply code. The Y is the number of extra bytes that come after the command. The XX is the same as in the Set code. Default Code: User: 40 XX XX is the attribute you are checking. Projector: 1Y XX Y bytes of data This is a reply code. The Y is the number of extra bytes that come after the command. The XX is the same as in the Ask code. Errors: For an error, the projector will reply with the same code that was sent but with a 0 in the first nibble. A.9

3M™ Multimedia Projector MP8740 © 3M 1999 TECHNICAL Serial Command Code Table Function Command Code # Bytes Data Code Meaning Mouse 05 1 00 Stop mouse function 01-7F Enable mouse function Communication 06 1 0X 8N1 1X 7N1 X0 1200 bps X1 2400 bps X2 4800 bps X3 9600 bps X4 19200 bps Power 11 1 1E Power off 1F Power on Zoom 12 1 01-3F Zoom + 41-7F Zoom - Focus 13 1 01-3F Focus + 41-7F Focus - Mirror 14 1 00 Normal 01 H Invert 02 V Invert 03 H & V Invert Input 21 1 11 Video 1 12 Video 2 21 RGB 1 22 RGB 2 Video Type 22 2 00 00 Auto 00 01 NTSC 00 02 PAL 00 03 SECAM Volume 23 1 00-7F 00 - Softest Mute 24 1 00 Mute off 01 Mute on Brightness 31 3 00 00 00 - 7F is high end of scale 00 00 7F Contrast 32 3 00 00 00 - 7F is high end of scale 00 00 7F Color 33 3 00 00 00 - 7F is high end of scale 00 00 7F Tint 34 3 00 00 00 - 7F is green end of scale 00 00 7F Sharpness 35 3 00 00 00 - 7F is sharp end of scale 00 00 7F H. Phase 37 3 00 00 00 - 00 00 1F H. Position 38 4 00 00 00 00 - 7F is right end of scale 00 00 7F 01 H. Size 36 4 00 00 02 06 - 1E 08 is wide end of scale 00 00 1E 08 V. Position 3A 3 00 00 00 00 - 7F 01 is down 00 00 7F 01 A.10

© 3M 1999 3M™ Multimedia Projector MP8740 Serial Command Code Table (con't) Function Command Code # Bytes Data Code Meaning Blank 41 1 0X Blank off 1X Blank on bit 0 - 0 Blue off bit 0 - 1 Blue on bit 1 - 0 Green off bit 1 - 1 Green on bit 2 - 0 Red off bit 2 - 1 Red on bit 3 - 0 No change bit 3 - 1 Change Reveal 42 1 0X Stop X1 Reveal down X4 Reveal right X in down and right is 0 - 7 with 7 being the fastest A.11

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