MX823ST/MW824ST Digital Projector User Manual
Table of contents Important safety instructions ................... 3 Introduction.................. 7 Projector features.....................................7 Shipping contents ......................................8 Projector exterior view...........................9 Controls and functions ..........................10 Positioning your projector ..................... 14 Choosing a location................................14 Obtaining a preferred projected image size.........................................
Important safety instructions Your projector is designed and tested to meet the latest standards for safety of information technology equipment. However, to ensure safe use of this product, it is important that you follow the instructions mentioned in this manual and marked on the product. Safety Instructions 1. Please read this manual before you operate your projector. Save it for future reference. 2. Do not look straight at the projector lens during operation.
Safety Instructions (Continued) 4 7. 10. The lamp becomes extremely hot during operation. Allow the projector to cool for approximately 45 minutes prior to removing the lamp assembly for replacement. 8. Do not operate lamps beyond the rated lamp life. Excessive operation of lamps beyond the rated life could cause them to break on rare occasions. 9. Never replace the lamp assembly or any electronic components unless the projector is unplugged.
Safety Instructions (Continued) 13. Do not place this projector in any of the following environments. 14. Do not block the ventilation holes. - Do not place this projector on a blanket, bedding or any other soft surface. - Do not cover this projector with a cloth or any other item. - Do not place inflammables near the projector. - Space that is poorly ventilated or confined. Allow at least 50 cm clearance from walls and free flow of air around the projector.
Safety Instructions (Continued) 17. Do not step on the projector or place any objects upon it. Besides probable physical damage to the projector, doing so may result in accidents and possible injury. 18. Do not place liquids near or on the projector. Liquids spilled into the projector may cause it to fail. If the projector does become wet, disconnect it from the power supply's power outlet and call BenQ to have the projector serviced. 19.
Introduction Projector features The projector offers the following features. • SmartEco™ starts your dynamic power saving The SmartEco™ technology offers a new way of operating the projector lamp system and saves lamp power depending on the content brightness level. • Longest lamp life with SmartEco™ technology The SmartEco™ technology lowers the power consumption and increases the lamp life. • HDMI/MHL compatible You can project the content from your smart devices via HDMI/MHL connection • Less than 0.
Shipping contents Carefully unpack and verify that you have all of the items shown below. If any of these items are missing, please contact your place of purchase. Standard accessories The supplied accessories will be suitable for your region, and may differ from those illustrated. *The warranty card is only supplied in some specific regions. Please consult your dealer for detailed information.
Projector exterior view 1. Front/upper side 1 2 3 5 6 7 4 8 9 10 Rear/lower side 12 13 14 15 16 17 18 19 20 21 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 11 24 26 25 23 25 22 20. 21. 22. 23. 24. 25. 26. 27. External control panel (See "Controls and functions" on page 10 for details.
Controls and functions Projector 1 2 3 4 5 6 7 1. 2. 3. 4. 5. 6. 7. 8. 9. 10 10. Focus ring Adjusts the focus of the projected image. LAMP indicator light Indicates the status of the lamp. Lights up 11. or flashes when the lamp has developed a problem. MENU/EXIT Turns on the On-Screen Display (OSD) 12. menu. Goes back to previous OSD menu, exits and saves menu settings. 8 9 10 7 11 12 13 AUTO Automatically determines the best picture timings for the displayed image.
Remote control 1 2 3 4 5 6 7 15 16 17 3 8 9 10 11 12 13 14 1. 2. 3. 4. 5. 6. ON/ OFF Toggles the projector between standby mode and on. Source selection buttons (COMPUTER 1, COMPUTER 2, VIDEO, S-VIDEO, HDMI, NETWORK) Selects an input source for display. 18 19 20 21 22 7. 8. 9. ECO BLANK Used to hide the screen picture. LASER Emits visible laser pointer light for presentation purposes.
11. PAGE +/PAGE Operate your display software program (on a connected PC) which responds to page up/down commands (like Microsoft PowerPoint). 12. FREEZE Freezes the projected image. 13. NETWORK SETTING Displays the Network Settings OSD menu. 14. QUICK INSTALL Quickly selects several functions to adjust the projected image and displays the test pattern. 15. AUTO Automatically determines the best picture timings for the displayed image. 16. 19. MUTE Toggles projector audio between on and off. 20.
Remote control effective range The remote control must be held at an angle within 30 degrees perpendicular to the projector's IR remote control sensor(s) to function correctly. The distance between the remote control and the sensor(s) should not exceed 8 meters (~ 26 feet). Make sure that there are no obstacles between the remote control and the IR sensor(s) on the projector that might obstruct the infra-red beam. • Operating the projector from the front Ap pro x.
Positioning your projector Choosing a location Your projector is designed to be installed in one of four possible installation locations: 1. Front Table Select this location with the projector placed on the table in front of the screen. This is the most common way to position the projector for quick setup and portability. 3. Rear Ceiling Select this location with the projector suspended upside-down from the ceiling behind the screen.
Obtaining a preferred projected image size The distance from the projector lens to the screen, the zoom setting, and the video format each factors in the projected image size. Projection dimensions Refer to "Dimensions" on page 58 for the center of lens dimensions of this projector before calculating the appropriate position.
MW824ST (a) Screen Center of lens (c) (b) The screen aspect ratio is 16:10 and the projected picture is 16:10 (a) Screen size Diagonal Height (mm) Inches mm 80 2032 1077 100 2540 1346 120 3048 1615 150 3810 2019 180 4572 2423 200 5080 2692 220 5588 2962 240 6096 3231 270 6858 3635 300 7620 4039 Width (mm) 1723 2154 2585 3231 3877 4308 4739 5169 5816 6462 (b) Distance from screen (mm) (c) Vertical offset (mm) 844 1055 1267 1583 1900 2111 2322 2533 2850 3166 54 67 81 101 121 135 148 162 182 202 For ex
Connection When connecting a signal source to the projector, be sure to: 1. 2. 3. • Turn all equipment off before making any connections. Use the correct signal cables for each source. Ensure the cables are firmly inserted. In the connections shown below, some cables may not be included with the projector (see "Shipping contents" on page 8). They are commercially available from electronics stores. The connection illustrations below are for reference only.
• • • Many notebooks do not turn on their external video ports when connected to a projector. Usually a key combo like FN + F3 or CRT/LCD key turns the external display on/off. Locate a function key labeled CRT/ LCD or a function key with a monitor symbol on the notebook. Press FN and the labeled function key simultaneously. Refer to your notebook's documentation to find your notebook's key combination. The D-Sub output only works when an appropriate D-Sub input is made to the COMPUTER-1 jack.
Connecting smart devices The projector can project the content directly from a MHL compatible smart device. Using a HDMI to Micro USB cable or a HDMI to Micro USB adaptor, you can connect your smart devices to the projector and then enjoy your content on the big screen. Some smart devices may not be compatible to the cable that you use. Please consult the manufacturer of your smart device for detailed information. Using a HDMI to Micro USB cable 1. 2. 3.
Operation Starting up the projector 1. Plug the power cord into the projector and into a power outlet. Turn on the power outlet switch (where fitted). Check that the POWER indicator light on the projector lights orange after power has been applied. Please use the original accessories (e.g. power cord) only with the device to avoid possible dangers such as electric shock and fire. 2. Press POWER or ON to start the projector. As soon as the lamp lights up, a "Power On Ring Tone" will be heard.
Adjusting the projected image Adjusting the projection angle To adjust the projector: 1. Press the quick-release button and lift the front of the projector. Once the image is positioned where you want it, release the quick-release button to lock the foot in position. 2. Screw the rear adjuster foot to fine-tune the horizontal angle. To retract the foot, hold up the projector while pressing the quick-release button, then slowly lower the projector. Screw the rear adjuster foot in a reverse direction.
Correcting keystone Keystoning refers to the situation where the projected image is noticeably wider at either the top or bottom. It occurs when the projector is not perpendicular to the screen. To correct this, follow ONE of these steps: • Press / on the projector or remote control to display the Keystone correction page. Press to correct keystoning at the top of the image. Press to correct keystoning at the bottom of the image. Press / . Press / . • Using the OSD menu 1.
Using the menus The projector is equipped with On-Screen Display (OSD) menus for making various adjustments and settings. The OSD screenshots below are for reference only, and may differ from the actual design. Below is the overview of the OSD menu. Main menu icon Main menu DISPLAY Off Wall Color Auto Aspect Ratio Keystone Position Sub-menu Status ENTER Phase 0 H.
Securing the projector Using a security cable lock The projector has to be installed in a safe place to prevent theft. Otherwise, purchase a lock, such as the Kensington lock, to secure the projector. You can locate a Kensington lock slot on the rear side of the projector. See item 22 on page 9 for details. A Kensington security cable lock is usually a combination of key(s) and the lock. Refer to the lock’s documentation for finding out how to use it.
If you forget the password If the password function is activated, you will be asked to enter the six-digit password every time you turn on Password Error the projector. If you enter the wrong password, the Please try again. password error message as pictured to the right displays lasting for 3 seconds, and the INPUT PASSWORD message follows.
Disabling the password function To disable password protection, go back to the SYSTEM SETUP: Advanced > Security Settings > Change Security Settings menu after opening the OSD menu system. Press MODE/ENTER. The message “INPUT PASSWORD” displays. Enter the current password. i. If the password is correct, the OSD menu returns to the Security Settings page. Press to highlight Power On Lock and press / to select Off. You will not have to enter the password next time when turning on the projector. ii.
2. Press to highlight Color Space Conversion and press color space. / to select a suitable This function is only available when the HDMI/MHL-input port is in use. Magnifying and searching for details If you need to find the details on the projected picture, magnify the picture. Use the direction arrow keys for navigating the picture. • Using the remote control 1. Press ZOOM+/ZOOM- to display the Zoom bar. Press ZOOM+ to magnify the center of the picture.
About the aspect ratio • • 1. 2. 3. 4. 5. 28 In the pictures below, the black portions are inactive areas and the white portions are active areas. OSD menus can be displayed on those unused black areas. Auto: Scales an image proportionally to fit the projector's native resolution in its horizontal or vertical width. This is suitable for the incoming image which is neither in 4:3 nor 16:9 and you want to make most use of the screen without altering the image's aspect ratio.
Optimizing the image Using Wall Color In the situation where you are projecting onto a colored surface such as a painted wall which may not be white, the Wall Color feature can help correct the projected picture’s colors to prevent possible color difference between the source and projected pictures. To use this function, go to the DISPLAY > Wall Color menu and press / to select a color which is closest to the color of the projection surface.
6. Press to select a menu item to be changed and adjust the value with "Fine-tuning the image quality in user modes" below for details. / . See Fine-tuning the image quality in user modes According to the detected signal type and selected picture mode, some of the below functions may not be available. Based on your needs, you can make adjustments to these functions by highlighting them and pressing / on the projector or remote control. Adjusting Brightness The higher the value, the brighter the image.
Setting a preferred color temperature To set a preferred color temperature: 1. 2. 3. 4. Highlight Color Temperature and select Warm, Normal or Cool by pressing / on the projector or remote control. Press to highlight Color Temperature Fine Tuning and press MODE/ ENTER. The Color Temperature Fine Tuning page displays. Press / to highlight the item you want to change and adjust the values by pressing / . • R Gain/G Gain/B Gain: Adjusts the contrast levels of Red, Green, and Blue.
5. Please refer to the illustration to the right for how the colors relate to each other. For example, if you select Red and set its range at 0, only pure red in the projected picture will be selected. Increasing its range will include red close to yellow and red close to magenta. Press to highlight Saturation and adjust its values to your preference by pressing / . Every adjustment made will reflect to the image immediately.
4. Press to highlight Timer Position and set the timer position by pressing Top-Left 5. 7. 8. Top-Right . Bottom-Right Press to highlight Timer Counting Direction and select your desired counting direction by pressing / . Selection Count Up Count Down 6. Bottom-Left / Description Increases from 0 to the preset time. Decreases from the preset time to 0. Press to highlight Sound Reminder and decide if you want to activate sound reminder by pressing / .
Hiding the image In order to draw the audience's full attention to the presenter, you can use ECO BLANK on the projector or remote control to hide the screen image. When this function is activated with an audio input connected, the audio can still be heard. You can set the blank time in the SYSTEM SETUP: Basic > Operation Settings > Blank Timer menu to let the projector return the image automatically after a period of time when there is no action taken on the blank screen.
Adjusting the sound The sound adjustments made as below will have an effect on the projector speaker(s). Be sure you have made a correct connection to the projector audio input. See "Connection" on page 17 for how the audio input is connected. Muting the sound To temporarily turn off the sound: 1. 2. 3. Press MENU/EXIT and then press / until the SYSTEM SETUP: Advanced menu is highlighted. Press to highlight Audio Settings and press MODE/ENTER. The Audio Settings page displays.
Using the teaching templates The projector provides several preset patterns for various teaching purposes. To activate the pattern: 1. 2. Open the OSD menu and go to the DISPLAY > Teaching Template menu and press / to select Blackboard or Whiteboard. Press / to choose the pattern you need. 3. Press MODE/ENTER to activate the pattern.
Shutting down the projector 1. Press POWER or OFF and a confirmation message will display prompting you. If you don't respond in a few seconds, the message will disappear. 2. Press POWER or OFF a second time. The POWER indicator light flashes orange, the projection lamp shuts down, and the fans will continue to run for approximately 90 seconds to cool down the projector. To protect the lamp, the projector will not respond to any commands during the cooling process.
Menu operation Menu system Please note that the on-screen display (OSD) menus vary according to the signal type selected and the projector model you are using. Main menu Sub-menu Options Off/Light Yellow/Pink/Light Green/Blue/ Blackboard Auto/Real/4:3/16:9/16:10 Wall Color Aspect Ratio Keystone Position Phase H. Size Digital Zoom 1. DISPLAY 2. PICTURE 3.
Main menu Sub-menu Options Timer Period Timer Display Presentation Timer Timer Position 1~240 minutes Always/3 min/2 min/1 min/Never Top-Left/Bottom-Left/Top-Right/ Bottom-Right Timer Counting Count Down/Count Up Direction Sound Reminder On/Off On/Off Language 4.
Main menu Sub-menu Options High Altitude Mode Mute Volume Audio Settings Power On/Off Ring Tone Lamp Mode Lamp Settings 5. SYSTEM SETUP: Advanced 6.
Description of each menu Function Description Wall Color Corrects the projected picture’s color when the projection surface is not white. See "Using Wall Color" on page 29 for details. There are several options to set the image's aspect ratio depending on your input signal source. See "Selecting the aspect ratio" on page 27 for details. Corrects any keystoning of the image. See "Correcting keystone" on page 22 for details. Displays the position adjustment page.
Function Description This projector features a 3D function which enables you to enjoy the 3D movies, videos, and sporting events in a more realistic way by presenting the depth of the images. You need to wear a pair of 3D glasses to view the 3D images. 3D Mode The default setting is Auto and the projector automatically chooses an appropriate 3D format when detecting 3D contents. If the projector cannot recognize the 3D format, press / to choose a 3D mode. When the 3D function is on: 1.
Function Picture Mode Reference Mode Brightness Contrast Color 2. PICTURE menu Tint Sharpness Description Pre-defined picture modes are provided so you can optimize your projector image set-up to suit your program type. See "Selecting a picture mode" on page 29 for details. Selects a picture mode that best suits your need for the image quality and further fine-tune the image based on the selections listed on the same page below. See "Setting the User 1/User 2 mode" on page 29 for details.
Function 3. SOURCE 4. SYSTEM SETUP: Basic menu 44 Description Quick Auto Search See "Switching input signal" on page 26 for details. Color Space Conversion See "Changing Color Space" on page 26 for details. Presentation Timer Reminds the presenter to finish the presentation within a certain time frame. See "Setting the presentation timer" on page 32 for details. Language Sets the language for the On-Screen Display (OSD) menus. See "Using the menus" on page 23 for details.
Function Description Direct Power On Allows the projector to turn on automatically once the power is fed through the power cord. Signal Power On Sets whether to turn the projector directly on without pressing POWER or ON when the projector is in standby mode and the signal is feed through the VGA cable. Auto Power Off Allows the projector to turn off automatically if no input signal is detected after a set period of time. See "Setting Auto Power Off" on page 50 for details. 4.
Function Description High Altitude Mode A mode for operation in high altitude areas. See "Operating in a high altitude environment" on page 34 for details. Audio Settings See "Adjusting the sound" on page 35 for details. Lamp Mode See "Setting the Lamp Mode" on page 50 for details. 5. SYSTEM SETUP: Advanced menu Lamp Settings Equivalent Lamp See "Getting to know the lamp hour" on page 50 for details on how the total lamp hour is calculated.
Function Description Network Selecting On enables the function. The projector is able to provide the network function when it is in standby mode. 5. SYSTEM SETUP: Advanced menu Monitor Out Selecting On enables the function. The projector can output a VGA signal when it is in standby mode and the COMPUTER-1 jack is correctly connected to devices. See "Connection" on page 17 for how to make the connection.
Function Description Source Shows the current signal source. 6. INFORMATION menu Picture Mode Shows the selected mode in the PICTURE menu. Lamp Mode Shows the current lamp mode. Current System Status Resolution Shows the native resolution of the input signal. 3D Format Shows the current 3D mode. Color System Shows input system format. Equivalent Lamp Displays the number of hours the lamp has been used. Firmware Version Shows the firmware version of your projector.
Maintenance Care of the projector Your projector needs little maintenance. The only thing you need to do on a regular basis is to keep the lens and case clean. Never remove any parts of the projector except the lamp. Contact your dealer if other parts need replacing. Cleaning the lens Clean the lens whenever you notice dirt or dust on the surface. Please be sure to turn off the projector, unplug the power cable and let it cool down completely before cleaning the lens.
Lamp information Getting to know the lamp hour When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer. To obtain the lamp hour information: 1. Press MENU/EXIT and then press / to highlight the SYSTEM SETUP: Advanced menu. 2. Press to highlight Lamp Settings and press MODE/ENTER. The Lamp Settings page displays. 3. You will see the Equivalent Lamp information displaying on the menu. 4. To leave the menu, press MENU/EXIT.
Timing of replacing the lamp When the Lamp indicator lights up red or a message appears suggesting it is time to replace the lamp, please install a new lamp or consult your dealer. An old lamp may cause a malfunction in the projector and in some instances the lamp may explode. Go to http://lamp.benq.com for a replacement lamp. The LAMP indicator light and TEMP (Temperature) warning light will light up if the lamp becomes too hot. Turn the power off and let the projector cool for 45 minutes.
Replacing the lamp • • • • • • • • 1. Turn the power off and disconnect the projector from the power outlet. If the lamp is hot, avoid burns by waiting for approximately 45 minutes until the lamp has cooled. 2. Loosen the screw(s) that secures the lamp cover on the side of the projector until the lamp cover loosens. 3. • • 4. 5. 6. 52 To reduce the risk of electrical shock, always turn the projector off and disconnect the power cord before changing the lamp.
7. Use the handle to slowly pull the lamp out of the projector. • Pulling it too quickly may cause the lamp to break and scatter broken glass in the projector. Do not place the lamp in locations where water might splash on it, children can reach it, or near flammable materials. Do not insert your hands into the projector after the lamp is removed. If you touch the optical components inside, it could cause color unevenness and distortion of the projected images. • • 8.
13. • • 14. Tighten the screw(s) that secures the lamp cover. Loose screw may cause a bad connection, which could result in malfunction. Do not over tighten the screw. Connect the power and restart the projector. Do not turn the power on with the lamp cover removed. Resetting the lamp timer 15. After the startup logo, open the On-Screen Display (OSD) menu. Go to the SYSTEM SETUP: Advanced > Lamp Settings menu. Press MODE/ENTER. The Lamp Settings page displays. Highlight Reset Lamp Timer.
Indicators Light Status & Description Power events Off Off Stand-by mode. Off Off Powering up. Off Off Normal operation.
Troubleshooting The projector does not turn on. Cause Remedy Plug the power cord into the AC power jack on the projector, and plug the power cord into the There is no power from the power cord. power outlet. If the power outlet has a switch, make sure that it is switched on. Attempting to turn the projector on again Wait until the cooling down process has during the cooling process. completed. No picture Cause Remedy The video source is not turned on or connected correctly.
Specifications Projector specifications All specifications are subject to change without notice. Optical Control Resolution (MX823ST) 1024 x 768 XGA (MW824ST) 1280 x 800 WXGA Display system 1-CHIP DMD Lens F/Number F = 2.6 Lamp 210 W lamp RS-232 serial control 9 pin x 1 LAN control RJ45 x 1 IR receiver x 2 USB port (Mini-B x 1) Input terminals Computer input RGB input D-Sub 15-pin (female) x 2 Electrical Video signal input S-VIDEO Power supply Mini DIN 4-pin port x 1 AC100–240V, 3.
Dimensions 287.3 232.6 114.4 62 62 Unit: mm Ceiling mount installation Ceiling Mount screw: M4 (Max L = 25 mm; Min L = 20 mm) 175.95 127.7 77 84.021 8 199.613 677.3 577.694 538.102 25 137.
Wall mount installation Minimum installation requirements Computer Resolution: XGA Image Resolution: XGA Diagram Reference SMART Board 660 Image Diagonal (inches) D 64 Image Height (mm) H Image Width (mm) Smart Board 680 Promethean ActivBoard 164 Promethean ActivBoard 178 RM ClassBoard2 77.
Computer Resolution: WXGA Image Resolution: WXGA Diagram Reference SMART Board 685 Promethean ActivBoard 387 Image Diagonal (inches) D 87 87 88 88 Image Height (mm) H 1171 1171 1181 1181 Image Width (mm) W 1874 1874 1887 1887 Distance from floor to bottom of image (mm) f 900 900 900 900 Distance from screen surface to projector lens (mm) a 916 916 926 926 Distance from top case to the top of image (mm) b 6.8 6.8 7.5 7.
Minimum Ceiling Height (mm) = f + H + b + 60 + 274+ c D screen H 232.6 Projection area 180 b 150 e a 274 20 60 Ceiling c 60 Wall plate W f Distance from floor to bottom of image floor • The dimensions are based on the BenQ wall mount (P/N: 5J.J4R10.001). • All measurements are approximate and may vary from the actual sizes.
Timing chart Supported timing for PC input Resolution Mode VGA_60* VGA_72 VGA_75 VGA_85 720 x 400 720 x 400_70 SVGA_60* SVGA_72 SVGA_75 800 x 600 SVGA_85 SVGA_120** (Reduce Blanking) XGA_60* XGA_70 XGA_75 1024 x 768 XGA_85 XGA_120** (Reduce Blanking) 1152 x 864 1152 x 864_75 BenQ 1024 x 576 Notebook_timing BenQ 1024 x 600 Notebook_timing 1280 x 720 1280 x 720_60* 1280 x 768 1280 x 768_60* WXGA_60* WXGA_75 1280 x 800 WXGA_85 WXGA_120** (Reduce Blanking) SXGA_60*** 1280 x 1024 SXGA_75 SXGA_85 1280 x 960_60*
• The timings showing above may not be supported due to EDID file and VGA graphic card limitations. It is possible that some timings cannot be chosen.
• The timings showing above may not be supported due to EDID file and VGA graphic card limitations. It is possible that some timings cannot be chosen.
Supported timing for Component-YPbPr input • • Timing Resolution 480i* 480p* 576i 576p 720/50p 720/60p* 1080/50i 1080/60i 1080/24P 1080/25P 1080/30P 1080/50P 1080/60P 720 x 480 720 x 480 720 x 576 720 x 576 1280 x 720 1280 x 720 1920 x 1080 1920 x 1080 1920 x 1080 1920 x 1080 1920 x 1080 1920 x 1080 1920 x 1080 Vertical Horizontal Pixel Frequency Frequency (Hz) Frequency (kHz) (MHz) 59.94 59.94 50 50 50 60 50 60 24 25 30 50 60 15.73 31.47 15.63 31.25 37.5 45.00 28.13 33.75 27 28.13 33.75 56.25 67.
Warranty and Copyright information Limited warranty BenQ warrants this product against any defects in material and workmanship, under normal usage and storage. 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, BenQ's only obligation and your exclusive remedy shall be replacement of any defective parts (labor included).
