Digital Projector User Manual Installation Projector I LK952 / LK953ST V 1.
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).
Table of Contents Warranty and Copyright information ................................................................................ 2 Important safety instructions .............................................................................................. 4 Introduction .......................................................................................................................... 6 Shipping contents .............................................................................................
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 the user manual / installation guide and marked on the product. 1. Please read the user manual / installation guide before you operate your projector. Save it for future reference. 2. Do not look straight at the projector lens during operation.
- Space that is poorly ventilated or confined. Allow at least 50 cm clearance from walls and free flow of air around the projector. - Locations where temperatures may become excessively high, such as the inside of a car with all windows rolled up. - Locations where excessive humidity, dust, or cigarette smoke may contaminate optical components, shorten the projector's life span and darken the image.
Introduction 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 Projector Remote control and batteries Installation guide The supplied accessories will be suitable for your region, and may differ from those illustrated. Optional accessories 1. Ceiling mount CMG3 2. 3D glasses 3.
Projector exterior view 8 2 1 2 2 11 10 12 3 9 4 5 6 3 7 5 19 5 16 19 16 17 13 14 19 15 5 5 18 18 5 5 16 20 16 19 20 5 1. Vent (heated air exhaust) 12. AC power jack 2. IR remote sensor 13. POWER indicator light/TEMPerature warning light/LIGHT indicator light (See LED Indicators on page 37.) 3. Zoom ring 4. Focus ring 5. Adjuster feet 14. Filter cover 6. Projection lens 15. External control panel (See Control Panel on page 8.) 7. Lens cover 16. Ceiling mount holes 8.
Control Panel 1. MENU Turns on the On-Screen Display (OSD) menu. 2. Arrow keys ( 1 2 3 2 4 2 , , , ) When the On-Screen Display (OSD) menu is activated, these keys are used as directional arrows to select the desired menu items and to make adjustments. 5 2 6 7 Keystone keys ( , ) Displays the keystone correction page. Volume keys ( , ) Decreases or increase the projector volume. 3. POWER Toggles the projector between standby mode and on. 4.
Control terminals 1 2 3 4 5 14 6 7 8 9 10 12 11 13 15 1. WIRED REMOTE For connection to a wired remote control. 2. RS232 9. MONITOR OUT Connection to other display equipment for concurrent playback display. (Used with PC IN port.) Standard 9-pin D-sub interface for connection 10. PC IN to PC control system and projector maintenance. 15-pin VGA port for connection to RGB source or PC. 3. USB MINI-B 11. AUDIO IN For firmware upgrade only. 4. USB TYPE A Support 5V/2A output. 5.
Remote control 13 1 2 3 4 5 14 15 16 6. OK Confirms the selected On-Screen Display (OSD) menu item. 7. BACK Goes back to previous OSD menu, exits and saves menu settings. 8. MENU Turns on the On-Screen Display (OSD) menu. 6 9. MUTE 7 8 9 17 18 19 10 11 20 21 22 23 12 Toggles projector audio between on and off. 10. Numeric buttons Enters numbers when setting the remote control ID. Numeric buttons 1, 2, 3, 4 cannot be pressed when asked to enter password. 11.
18. BLANK 21. 3D Used to hide the screen picture. Do not block the projection lens from projecting as this could cause the blocking object to become heated and deformed or even cause a fire. 19. LIGHT No function. 22. FREEZE No function. 23. PAGE+/PAGENo function. Turns on the remote control backlight for a few seconds. To keep the backlight on, press any other key while the backlight is on. Press the key again to turn the backlight off. 20. ID SET Sets the code for this remote control.
• Avoid leaving the remote control and batteries in an excessive heat or humid environment like the kitchen, bathroom, sauna, sunroom or in a closed car. • Replace only with the same or equivalent type recommended by the battery manufacturer. • Dispose of the used batteries according to the manufacturer's instructions and local environment regulations for your region. • Never throw the batteries into a fire. There may be danger of an explosion.
Installation Choosing a location Before choosing an installation location for your projector, take the following factors into consideration: • Size and position of your screen • Electrical outlet location • Location and distance between the projector and the rest of your equipment You can install your projector in the following ways: Front Table, Front Ceiling, Rear Ceiling, Rear Table. (See Projector Position on page 31.
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 16:9 Screen diagonal Screen Center of lens H W Projection distance The screen aspect ratio is 16:9 and the projected picture is in a 16:9 aspect ratio LK952 Screen size Diagonal Inch mm 14 W (mm) H (mm) Distance from screen (mm) Min length Max length Average (max. zoom) (min.
LK953ST Screen size Diagonal Inch mm W (mm) H (mm) Distance from screen (mm) Min length Max length Average (max. zoom) (min.
Mounting the projector If you intend to mount your projector, we strongly recommend that you use a proper fitting BenQ projector mounting kit and that you ensure it is securely and safely installed. If you use a non-BenQ brand projector mounting kit, there is a safety risk that the projector may fall down due to an improper attachment through the use of the wrong gauge or length screws. Before mounting the projector • Purchase a BenQ projector mounting kit from the place you purchased your BenQ projector.
Adjusting the projector position Shifting the projection lens The lens shift control provides flexibility for installing your projector. It allows the projector to be positioned off the center of the screen. The lens shift is expressed as a percentage of the projected image height or width. You can turn the knobs on the projector to shift the projection lens in any direction within the allowable range depending on your desired image position.
Adjusting the projected image Adjusting the projection angle If the projector is not placed on a flat surface or the screen and the projector are not perpendicular to each other, the projected image becomes trapezoidal. You can screw the adjuster feet to fine-tune the horizontal angle. To retract the feet, screw the adjuster feet in a reverse direction. Do not look into the lens while the light source is on. The strong light from the light source may cause damage to your eyes.
Connection Before connecting, carefully read the operating instructions for connecting the external device. When connecting a signal source to the projector, be sure to: 1. Turn all equipment off before making any connections. 2. Use the correct signal cables for each source. 3. Ensure the cables are firmly inserted.
• In the connections above, some cables may not be included with the projector (see Shipping contents on page 6). They are commercially available from electronics stores. • The connection illustrations are for reference only. • Before connecting a cable to the projector or to a device that is connected to the projector, touch any nearby metallic objects to remove any static electricity from your body. • Do not use unnecessarily long cables to connect the projector or a device to the projector.
Operation Starting up the projector 1. Plug the power cord. Turn on the power outlet switch (where fitted). The power indicator on the projector lights orange after power has been applied. 2. Press on the projector or on the remote control to start the projector. The power indicator flashes green and stays green when the projector is on. The start up procedure takes about 30 seconds. In the later stage of start up, a startup logo is projected.
4. If you are prompted for a password, press the arrow keys to enter a 6-digit password. See Utilizing the password function on page 23. 5. Switch all of the connected equipment on. 6. The projector will search for input signals. The current input signal being scanned appears. If the projector does not detect a valid signal, the message “No Signal” will continue displaying until an input signal is found. You can also press SOURCE to select your desired input signal. See Switching input signal on page 24.
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 11 on page 7. 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. Utilizing the password function Setting a password 1.
Changing the password 1. Go to SYSTEM SETUP: ADVANCED > Password > Change Password. 2. Press OK. The message “Input Current Password” appears. 3. Enter the old password. • If the password is correct, another message “Input New Password” appears. • If the password is incorrect, the password error message will appear, and the message “Input Current Password” appears for your retry. You can press BACK to cancel the change or try another password. 4. Enter a new password. 5.
Shutting down the projector 1. Press and a confirmation message will appear prompting you. If you don't respond in a few seconds, the message will disappear. 2. Press a second time. The POWER indicator light flashes orange, the projection light source shuts down. 3. Once the cooling process finishes, the POWER indicator light is a steady orange and fans stop. Disconnect the power cord from the power outlet.
Menu operation Please note that the on-screen display (OSD) menus vary according to the signal type selected and the projector model you are using. The menu items are available when the projector detects at least one valid signal. If there is no equipment connected to the projector or no signal detected, limited menu items are accessible. PICTURE menu The projector is preset with several predefined picture modes so that you can choose one to suit your operating environment and input signal picture type.
• Rename User Mode Select to rename the customized picture modes (User 1 or User 2). The new name can be up to 9 characters including English letters (A-Z, a-z), digits (0-9), and space (_). User Mode Management (Continued) 1. Go to PICTURE > Picture Mode. 2. Press / to select User 1 or User 2. 3. Press to highlight User Mode Management, and press OK. The User Mode Management page is displayed. 4. Press to highlight Rename User Mode and press OK. The Rename User Mode page is displayed. 5.
• Color Temperature • Preset: There are several preset color temperature settings available. The available settings may vary according to the signal type selected. Normal Maintains normal colorings for white. Cool Makes images appear bluish white. With the light source’s original color temperature and higher Lamp brightness. This setting is suitable for environments where high Native brightness is required, such as projecting pictures in well lit rooms. Warm Makes images appear reddish white.
• Color Gamut Color Gamut refers to the range of colors that can potentially be displayed by a device. There are some standards to define difference levels of color gamuts for display devices, such as CIE 1976, sRGB, Adobe RGB, NTSC, etc. With this projector, selecting Auto will automatically apply the most suitable color gamut to the image source. You can also select BT. 709, BT. 2020, or DCI-P3 according to your needs.
DISPLAY menu Image Position Displays the position adjustment page. To move the projected image, use the directional arrow keys. This function is only available when a PC signal (analog RGB) is selected. Conceals the poor picture quality in the four edges. Overscan Adjustment The greater the value, the more portion of the picture is concealed while the screen remains filled and geometrically accurate. Setting 0 means the picture is 100% displayed. • H. Size: Adjusts the horizontal width of the image.
INSTALLATION menu • 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. • Front Ceiling Projector Position Select this location with the projector suspended upside-down from the ceiling in front of the screen. Purchase the BenQ Projector Ceiling Mount Kit from your dealer to mount your projector on the ceiling.
There is one 12V trigger that works independently according to your needs for installation scenarios. 12V Trigger LED Indicator • Off: If this is selected, the projector will not send electronic signal out when it is turned on. • On: The projector will send a low to high electronic signal out when it is turned on, a high to low signal out when it is turned off. Selects to turn off the LED warning lights. This is to avoid any light disturbance when viewing images in a dark room.
Background Color Sets the background color for the projector. Splash Screen Allows you to select which logo screen will be displayed during projector start-up. • Auto Off: Allows the projector to turn off automatically if no input signal is detected after a set period of time to prevent unnecessary waste of light source life. Operation Settings • Direct Power On: Allows the projector to turn on automatically once the power is fed through the power cord.
With the control keys on the projector and remote control locked, you can prevent your projector settings from being changed accidentally (by children, for example). When the Key Lock is on, no control keys on the projector will operate except POWER. Key Lock To release panel key lock, press and hold remote control for 3 seconds. (the right key) on the projector or If you turn off the projector without disabling panel key lock, the projector will still be in locked status the next time it is turned on.
Maintenance Care of the projector Cleaning the lens Clean the lens whenever you notice dirt or dust on the surface. Please be sure to turn off the projector and let it cool down completely before cleaning the lens. • Use a canister of compressed air to remove dust. • If there is dirt or smears, use lens-cleaning paper or moisten a soft cloth with lens cleaner and gently wipe the lens surface.
Light source information Getting to know the light source hour When the projector is in operation, the duration (in hours) of light source usage is automatically calculated by the built-in timer. The method of calculating the equivalent light source hour is as follows: Light Source Usage Time = (hours used in Normal mode) + (hours used in Economic mode) + (hours used in Dimming mode) + (hours used in Custom mode) Total (equivalent) light source hour = 1.0 x (hours used in Normal mode) + 1.
LED Indicators Light Status & Description Power events Stand-by mode Powering up Normal operation Normal power-down cooling Downloading Color wheel start fail Phosphor wheel start fail Scaler reset fail Burn-in ON Burn-in OFF Light source events Light source life exhausted Light source error in normal operation Light source is not lit up Thermal events Fan 1 error (the actual fan speed is outside the desired speed) Fan 2 error (the actual fan speed is outside the desired speed) Fan 3 error (the actual fan s
Troubleshooting The projector does not turn on. Cause There is no power from the power cord. Remedy Plug the power cord into the AC power jack on the projector, and plug the power cord into the power outlet. If the power outlet has a switch, make sure that it is switched on. Attempting to turn the projector on again during Wait until the cooling down process has completed. the cooling process. 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 Resolution 1920(H) x 1080(V) Native 4K UHD on screen Display system 1-CHIP DMD Lens LK952: F = 1.81 to 2.1, f = 14.3 to 22.9 mm LK953ST: F = 1.83 to 1.86, f = 8.6 to 9.4 mm Clear focus range LK952: 1.8–6 m @ Wide, 2.88–9.60 m @ Tele LK953ST: 1.07–3.58 m @ Wide, 1.18–3.94 m @ Tele Light source Laser diode Electrical Power supply AC100–240V, 5.8A, 50–60 Hz (Automatic) Power consumption 585 W (Max); < 0.
Dimensions 490 mm (W) x 159 mm (H) x 380 mm (D) 490 84.50 380 90.70 159 122 13 160 169.5 315.8 330 169.5 115.48 73.57 15.29 277 363 384 Unit: mm 12 Ceiling mount installation diagram A: BenQ ceiling mount CMG3 (5J.JAM10.001) Ceiling mount screw: M4 (Max. L = 25 mm; Min. L = 20 mm) 277.00 B A B A A A 169.50 160.00 B B B: Third party mounting holes Screw: M6 (Max. L = 8 mm) Unit: mm 40 Specifications 591.50 427.30 383.
Timing chart Supported timing for PC input Resolution 640 x 480 720 x 400 800 x 600 1024 x 768 1152 x 864 1024 x 576 1024 x 600 1280 x 720 1280 x 768 1280 x 800 1280 x 1024 1280 x 960 1360 x 768 1400 x 1050 1440 x 900 1600 x 1200 1680 x 1050 640 x 480@67Hz 832 x 624@75Hz 1024 x 768@75Hz 1152 x 870@75Hz Mode Vertical Frequency (Hz) Horizontal Frequency (kHz) Pixel Frequency (MHz) VGA_60 VGA_72 VGA_75 VGA_85 720 x 400_70 SVGA_60 SVGA_72 SVGA_75 SVGA_85 SVGA_120 (Reduce Blanking) XGA_60 XGA_70 XGA_75
Supported timing for HDMI (HDCP) input • PC timings Resolution 640 x 480 720 x 400 800 x 600 1024 x 768 1152 x 864 1024 x 576 1024 x 600 1280 x 720 1280 x 768 1280 x 800 1280 x 1024 1280 x 960 1360 x 768 1440 x 900 1400 x 1050 1600 x 1200 1680 x 1050 640 x 480@67Hz 832 x 624@75Hz 1024 x 768@75Hz 1152 x 870@75Hz 1920 x 1080@60Hz 1920 x 1200@60Hz 1920 x 1080 (VESA) 1920 x 1080@120Hz 3840x 2160 3840x 2160 Mode Vertical Horizontal Pixel Frequency Frequency (Hz) Frequency (kHz) (MHz) VGA_60 VGA_72 VGA_75
• Video timings Timing Resolution Vertical Frequency (Hz) Horizontal Frequency (kHz) Pixel Frequency (MHz) 480i 480p 576i 576p 720/50p 720/60p 1080/24P 1080/25P 1080/30P 1080/50i 1080/60i 1080/50P 1080/60P 2160/24P 2160/25P 2160/30P 2160/50P 2160/60P 720 (1440) x 480 720 x 480 720 (1440) 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 3840 x 2160 (Only via HDMI 2.0) 3840 x 2160 (Only via HDMI 2.0) 3840 x 2160 (Only via HDMI 2.
Supported timing for HDBaseT input • PC timings Resolution 640 x 480 720 x 400 800 x 600 1024 x 768 1152 x 864 1024 x 576@60Hz 1024 x 600@65Hz 1280 x 720 1280 x 768 1280 x 800 1280 x 1024 1280 x 960 1360 x 768 1440 x 900 1400 x 1050 1600 x 1200 1680 x 1050 640 x 480@67Hz 832 x 624@75Hz 1024 x 768@75Hz 1152 x 870@75Hz 1920 x 1080@60Hz 1920 x 1200 Mode VGA_60 VGA_72 VGA_75 VGA_85 720 x 400_70 SVGA_60 SVGA_72 SVGA_75 SVGA_85 SVGA_120 (Reduce Blanking) XGA_60 XGA_70 XGA_75 XGA_85 XGA_120 (Reduce Blanking)
• Video timings Timing Resolution Vertical Frequency (Hz) Horizontal Frequency (kHz) Pixel Frequency (MHz) 480i 480p 576i 576p 720/50p 720/60p 1080/24P 1080/25P 1080/30P 1080/50i 1080/60i 1080/50P 1080/60P 2160/24P 2160/25P 2160/30P 2160/50P 2160/60P 720 (1440) x 480 720 (1440) 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 3840 x 2160 3840 x 2160 3840 x 2160 3840 x 2160 3840 x 2160 59.94 59.
RS232 command RS232 pin assignment No. Serial No.
Function Picture Setting Operation Settings Lamp Control Type Write Write Read Write Write Read Write Write Read Write Write Read Write Write Write Write Read Write Write Write Write Write Read Write Write Write Write Write Write Write Read Read Write Write Read Write Write Read Read Write Write Write Write Write Read Read Operation Contrast + Contrast Contrast value Brightness + Brightness Brightness value Color + Color Color value Sharpness + Sharpness Sharpness value Color Temperature-Warm Color Tem
Function Miscellaneous 48 Specifications Type Read Write Write Read Write Write Write Write Write Write Write Write Write Read Read Write Write Read Operation Model Name Blank On Blank Off Blank Status Menu On Menu Off Up Down Right Left Enter / OK AMX Device Discovery-on AMX Device Discovery-off AMX Device Discovery Status Mac Address High Altitude mode on High Altitude mode off High Altitude mode status ASCII *modelname=?# *blank=on# *blank=off# *blank=?# *menu=on
