Any third party content or service preinstalled in this product is provided "as is". BenQ does not, by expression or by implication, make any warrant to the content or to the services provided by third parties.
Table of Contents Copyright and disclaimer .............. 2 Copyright ..............................2 Disclaimer ..............................2 Statement regarding hyperlinks and third-party websites ............2 Important safety instructions ............6 General safety instruction .................... 6 Notice on laser ....................... 7 Laser class ..............................7 Laser parameters ...........................
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Connecting with LAN........................... 32 Operations ..................33 Switch on/off the projector ................... 33 Connecting the power cord ........................ 33 Power indicator ............................33 Switch on the projector ........................34 Switch off the projector ........................40 Using the menu ................41 Main menu ........................
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Troubleshooting ................67 Troubleshooting ......................67 The projector does not turn on......................67 No picture............................... 67 Blurred image............................67 Remote control does not work......................67 The password is incorrect........................67 Specifications .................. 68 Specifications ......................... 68 Dimensions ........................
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. General safety instruction 1.
10. 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 wall socket and call BenQ to have the projector serviced. This equipment has a three-pin grounding-type power plug. Do not remove the grounding pin.
Laser light instruction Below drawing is the laser aperture location. Be careful not to let the eye see the light directly. Laser aperture Interlock switches This machine has 2 (Top cover x 1, Lens x 1) Interlock switches to protect the laser light Leakage. 1.
Prepare for installation Caution for installation 1. If the projector and lens were purchased separately, remove the anti-dust cap before use and store it for future use. When transporting the projector, move the lens to the home position, remove the lens, and attach the anti-dust cap. Anti-dust cap 2.
Cooling notice Allow at least 500 mm (19.7 in) for clearance around the exhaust vent. Make sure no objects block air input within 300 mm (11.8 in). Keep the outlet at least 1 m away from the inlets of other projectors. Air inlet Air inlet Air outlet...
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• Allow at least 50 cm of clearance around the exhaust vent. Minimum 500mm Minimum 500mm Minimum 500mm (19.69 inch) (19.69 inch) (19.69 inch) Minimum 500mm (19.69 inch) Minimum 100mm (3.94 inch) Minimum 500mm (19.69 inch) Minimum 300mm (11.81 inch) Minimum 500mm (19.69 inch) •...
Introduction Projector exterior view Front and upper side view 1. Front IR remote sensor 2. FILTER indicator light 3. LIGHT SOURCE indicator light 4. TEMPerature indicator light 5. POWER indicator light 6. Front vent (cool air intake) 7. Front adjuster foots 8.
Controls and functions Control panel • MENU Turns on the On-Screen Display (OSD) menu. Goes back to previous OSD menu, exits and saves menu settings. See "Using the menu" on page 41 for details. Keystone/Arrow keys ( /◄ Left) • Manually corrects distorted images resulting from an angled projection.
Control terminal • MONITOR OUT Connection to other display equipment for concurrent playback display. • 15-pin VGA port for connection to RGB, component HD source, or PC. • HDBaseT For connection to RJ45 Cat5/Cat6 cable to input uncompressed high-definition video (HD). •...
Remote control • ON / OFF Toggles the projector between standby mode and on. • KEYSTONE+/KEYSTONE- Manually corrects distorted images resulting from an angled projection. • VOLUME +/VOLUME - Increases/decreases the projector volume. QUICK INSTALL • Displays the Quick Install OSD menu. •...
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• OVERSCAN Press to select overscan mode. FREEZE • Freezes the projected image. • LAMP MODE Press to display OSD menu to select desired light source mode. 3D MODE • Press to display 3D setup menu. • INFO. Press to display INFORMATION menu. LIGHT •...
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Connect with projector When you use a system with multiple projectors, use commercially available M3 stereo mini jack cables to connect the other projectors via the WIRED REMOTE IN/WIRED REMOTE OUT terminals. The remote control is effective even in places where obstacles stand in the light path or where devices are susceptible to outside light.
Replacing the remote control battery 1. To open the battery cover, turn the remote control over to view its back, push on the finger grip on the cover and slide it up in the direction of the arrow as illustrated. The cover will slide off.
Installation Installing removing the optional lens Caution: • Do not shake or place excessive pressure on the projector or the lens components as the projector and lens components contain precision parts. • Before removing or installing the lens, be sure to turn off the projector, wait until the cooling fans stop, and turn off the main power switch.
Removing the existing lens from the projector 1. Push the LENSE RELEASE button to the unlock position. 2. Grasp the lens. 3. Rotate the lens counterclockwise. The existing lens will be disengaged. 4. Pull out the existing lens slowly.
Evaluate for distance by image size Obtaining a preferred projected image size The distance from the projector lens to the screen, the zoom setting (if available), and the video format each factors in the projected image size. Projection dimensions Refer to "Dimensions"...
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24.99 Note: There is 5% tolerance among these numbers due to optical component variations. BenQ recommends that if you intend to permanently install the projector, you should physically test the projection size and distance using the actual projector before you permanently install it, so as to make allowance for this projector's optical characteristics. This will...
Adjusting by Lens shift Horizontal lens shift lever Vertical lens shift lever The Lens Shift function can be used to adjust the position of the projected image either horizontally or vertically within the range detailed below. Adjusting the vertical image position The vertical image height can be adjusted between 50% and -10% for XGA, 55% and -15% for WUXGA of offset position.
Width of projected image Ceiling Mount-Front Projection Vertical shift Height of projected image Shift to Left Shift to Right Max 0.5V Vertical shift LU9235 Normal projection position Vertical shift Desk-Front Projection Max 0.55V Height of projected image Vertical shift Max 0.15V 0.05H...
Notice (when edge blending) • To avoid the image shaking or some pixels in the display may be misaligned, do not use the projector in the following location: • In a building close to a construction site. • In a room where an air conditioner unit is working and it vibrates. •...
Connection Before connecting • Before connecting, carefully read the operating instructions for connecting the external device • Turn off the power to all devices before connecting cables. • Take note of the following before connecting cables. Failure to do so may result in malfunctions.
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HDMI 1 Serial Serial TMDS Data2+ TMDS Clock Shield TMDS Data2 Shield TMDS Clock- Even-numbered pins of 2 to 18 TMDS Data2- TMDS Data1+ Reserved (N.C. on device) TMDS Data1 Shield TMDS Data1- TMDS Data0+ DDC/CEC Ground TMDS Data0 Shield +5 V Power (max 50 mA) Odd-numbered pins of 1 to 19 TMDS Data0-...
Connecting with AV equipment DVD player with HDMI VCR (with built-in TBC) terminal (HDCP) Blu-ray disc player Connecting with computer Monitor Control Computer Computer...
Operations Switch on/off the projector Connecting the power cord Plug the power cord into the projector and into a wall socket. Turn on the wall socket switch (where fitted). Check that the POWER indicator light on the projector lights orange after power has been applied.
Switch on the projector POWER on the projector or ON on the remote control to start the projector and Press a start up tone sounds. The POWER indicator light 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.
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Select language To use the OSD menus, please set them to your familiar language first. *After this process is done, this menu will not show up again after 1st time adjustment unless user presses Reset All Settings. 1. Press ENTER on the projector or remote control to turn the OSD menu on.
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2. Use ◄/► to highlight the System Setup: Basic menu. 3. Press ▼ to highlight Language and press ENTER to select a preferred language. 4. Press ENTER twice* on the projector or remote control to leave and save the settings. *The first press leads you back to the main menu and the second press closes the OSD menu.
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Purchase the BenQ Projector Ceiling Note that a special rear projection screen Mounting Kit from your dealer to mount and the BenQ Projector Ceiling Mounting your projector on the ceiling. Kit are required for this installation *Set Front Ceiling in the SYSTEM location.
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Using test pattern The projector is capable of displaying the grid test pattern. It can be used to assist you with the adjustment of image size and focus, ensuring that the projected image is free from distortion. To display the test pattern, open the OSD menu and go to the System Setup: Advanced > Test Pattern and press ◄/►...
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3. Press ▲/▼/◄/► to select one of the four corners and press ENTER. 4. Press ▲/▼ to adjust vertical values from 0 to 60. 5. Press ◄/► to adjust horizontal values from 0 to 60. Auto adjusting the image In some cases, you may need to optimize the picture quality. To do this, press AUTO on the projector or remote control.
Fine turning the image size and clarity 1. Adjust the projected image to the size that you need using the ZOOM ring. 2. Sharpen the image by rotating the FOCUS ring. Focus ring Zoom ring Switch off the projector 1. Press POWER or OFF and a confirmation message will appear prompting you.
Using the menu Main menu The projector is equipped with On-Screen Display (OSD) menus for making various adjustments and settings. Below is the overview of the OSD menu. Main menu icon Main menu Sub-menu Status Press MENU to the previous page Current input or to exit.
Display menu Aspect Ratio • Press ◄/► to adjust the aspect of the projected image. The options are Auto, Real, 4:3, 16:9 and 16:10. • Using the remote control 1. Press ASPECT to show the current setting. 2. Press ASPECT repeatedly to select an aspect ratio to suit the format of the video signal and your display requirements.
4. 16:9: Scales an image so that it is displayed 5. 16:10: Scales an image so that it is displayed in the center of the screen with a 16:9 in the center of the screen with a 16:10 aspect ratio. This is most suitable for images aspect ratio.
Corner Fit menu • Top Left Press ENTER and press ▲/▼/◄/► to correct the top left corner. • Top Right Press ENTER and press ▲/▼/◄/► to correct the top right corner. • Bottom Left Press ENTER and press ▲/▼/◄/► to correct the bottom left corner. •...
Picture menu Picture Mode • Press ◄/► to select a picture mode. The options are Bright, Presentation, sRGB, Cinema, DICOM SIM, 3D, User 1 and User 2. Bright mode: Maximizes the brightness of the projected image. This mode is suitable for •...
Contrast • Press ◄/► to adjust the contrast of the projected image. The higher the value, the greater the contrast. Use this to set the peak white level after you have previously adjusted the Brightness setting to suit your selected input and viewing environment. •...
Color Temperature Fine Tuning menu R Gain • Press ◄/► to adjust the Red Gain. • G Gain Press ◄/► to adjust the Green Gain. B Gain • Press ◄/► to adjust the Blue Gain. • R Offset Press ◄/► to adjust the Red Offset. G Offset •...
3D Color Management menu Primary Color • Press ENTER to enter the Primary Color menu. Press ▲/▼ to select the primary color. The options are R, G, B, C, M and Y. • Press ENTER to enter the Hue menu. Press ▲/▼/◄/► to adjust settings. Saturation •...
include colors consisted of more proportions of its two adjacent colors. 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.
Press ◄/► to select the background color when no input signal. The options are BenQ, Black, Blue and Purple. • Splash Screen Press ◄/► to select the start up patern when the projector turns on. The options are BenQ, Black and Blue.
Menu Settings menu Menu Display Time • Press ◄/► to select the menu display time period. The options are 5 sec, 10 sec, 20 sec, 30 sec and Always. • Menu Position Press ◄/► to select the menu display position. The options are Center, Top-Left, Top-Right, Bottom-Right and Bottom-Left.
System setup : Advanced menu High Altitude Mode • Press ◄/► to enable or disable High Altitude Mode. Enable this function when the operating altitude is higher than 1500m or the ambient temperature is over 40°C. • Audio Settings Press ENTER to enter the Audio Settings menu. See "Audio Settings menu"...
Network Settings • Press ENTER to enter the Network Settings menu. See "Network Settings menu" on page 56 for more details. • Reset All Settings Press ENTER to reset all settings to default value. Audio Settings menu • Mute Press ◄/► to enable or disable the mute function. •...
Light Source Settings menu Light Source Mode • Press ◄/► to select the light source mode. The options are Normal, Economic, Dimming and Custom. • Custom Brightness Press ◄/► to adjust the brightness of the projector. Reset Light Source Timer •...
Closed Caption menu Closed Caption Enable • Press ◄/► to enable or disable the closed caption function. • Caption Version Press ◄/► to select the closed captioning mode. The options are CC1, CC2, CC3 and CC4. Standby Settings menu • Network Press ENTER to enable the network function when the projector is in standby mode.
Network Settings menu Wired LAN • Press ENTER to enter the Wired LAN menu to setup the IP address, subnet mask, default gatway, DNS server and DHCP. • AMX Device Discovery Press ◄/► to enable or disable the AMX device discovery function. When the function is enabled, the projector can be detected by an AMX controller.
Information menu Source • Displays the current signal source. • Picture Mode Displays the current picture mode. Light Source Mode • Displays the current light source mode. • Resolution Displays the native resolution of the input source. 3D Format • Displays the current 3D mode.
Menu structure Main menu Sub-menu Options Display Aspect Ratio Auto/ Real/ 4:3/ 16:9/ 16:10 2D Keystone Corner Fit Top Left/ Top Right/ Bottom Left/ Bottom Right Position Phase H.size Digital zoom PC: 1.0X~2.0X Video: 1.0X~1.8X Overscan Composite/S-Video: 0- 3 others: 0-3 3D mode Auto/ Off/ Frame sequential/ Frame packing/ Top bottom/...
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Disable/ 30 mins/ 1 hr/ 2 hrs/ 3 hrs/ 4 hrs/ 8 hrs/ 12 hrs Reset Filter Timer Reset/ Cancel Remote Receiver Front+Rear/ Front/ Rear Background Color BenQ/ Black/ Blue/ Purple Splash Screen BenQ/ Black/ Blue System Setup: High Altitude Mode On/ Off Advanced...
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Main menu Sub-menu Options System Setup: Test Pattern Off/ Grid/ White/ Red/ Green/ Advanced Blue/ Black/ RGB Ramps/ Color Bar/ Step Bars/ CheckBoard/ Horizental Lines/ Vertical Lines/ Diagonal Lines/ Horizontal Ramp/ Vertical Ramps Projector ID Setting Off/ 01~99 Closed Caption Closed Caption Enable On/ Off Caption Version...
Maintenance Before maintaining the projector • Make sure to turn off the power before maintaining the projector. • When switching off the projector, make sure to follow the procedures in "Switch off the projector" on page Care of the projector Your projector needs little maintenance.
Filter maintenance Cleaning the filter The air filter prevents dust from accumulating on the surface of the optical elements inside the projector. If the filter is dirty or clogged, your projector may overheat or degrading the projected image quality. 1. Turn off the projector, and unplug the AC power cord from the AC outlet. 2.
Replacing the side filter 1. Turn off the projector and unplug the power 4. Align the holes on the new filter module cord from the outlet. Remove any dust on with the captive screws on the filter cover. the projector and around the air vents. Loosen the two captive screws that secure the filter cover.
Replacing the front filter 1. Turn off the projector and unplug the power 4. Replace the filter cover into the projector cord from the outlet. Remove any dust on by pushing gently in the direction shown. the projector and around the air vents. Loosen the two captive screws that secure the filter cover.
LED indicator System message Power Temp Light Filter Status & Description Orange Stand-by Green Powering up Flashing Green Normal operation Orange Normal power down cooling Flashing Downloading Green Color wheel start fail Green Phosphor wheel start fail Flashing Scaler shutdown fail Flashing Scaler reset fail LAN download fail...
Thermal error message Power Temp Light Filter Status & Description Fan 1 error Fan 2 error Flashing Green Fan 3 error Green Fan 4 error Flashing Fan 5 error Flashing Fan 6 error Flashing Flashing Green Fan 7 error Flashing Green Fan 8 error Flashing...
The projector will display a coded number on the screen. 2. Write down the number and turn off your projector. 3. Seek help from the local BenQ service center to decode the number. You may be required to provide proof of purchase documentation to...
Specifications Optical Control Resolution LX9215 Type-B x1 1024 x 768 RS-232 serial control LU9235 9 pin x 1 1920 x 1200 IR receiver x 2 Display system 12V TRIGGER Single-chip DLP™ system 12VDC (Max. 0.2 A) x 1 Lens F/Number...
Supporting timing for HDMI Video input Timing Resolution Horizontal Vertical Dot Clock 3D Frame 3D Top Frequency Frequency Frequency Sequential Frame Bottom side- (KHz) (Hz) (MHz) Packing by-side 480i 720 (1440) x 480 15.73 59.94 27.00 ◎ 480p 720 x 480 31.47 59.94 27.00...
RS232 command control Function Type Operation ASCII Write Power On <CR>*pow=on#<CR> Power Write Power off <CR>*pow=off#<CR> Read Power Status <CR>*pow=?#<CR> Write COMPUTER/YPbPr <CR>*sour=RGB#<CR> Write COMPUTER 2/YPbPr2 <CR>*sour=RGB2#<CR> Write DVI-D <CR>*sour=dvid#<CR> Write HDMI1 <CR>*sour=hdmi#<CR> Source Selection Write HDMI 2/MHL2 <CR>*sour=hdmi2#<CR> Write Composite <CR>*sour=vid#<CR>...
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Function Type Operation ASCII Write Contrast + <CR>*con=+#<CR> Write Contrast - <CR>*con=-#<CR> Read Contrast value <CR>*con=?#<CR> Write Brightness + <CR>*bri=+#<CR> Write Brightness - <CR>*bri=-#<CR> Read Brightness value <CR>*bri=?#<CR> Write Color + <CR>*color=+#<CR> Write Color - <CR>*color=-#<CR> Read Color value <CR>*color=?#<CR> Write Sharpness + <CR>*sharp=+#<CR>...
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Function Type Operation ASCII Write Direct Power On-off <CR>*directpower=off#<CR> Read Direct Power On-Status <CR>*directpower=?#<CR> Write Signal Power On-on <CR>*autopower=on#<CR> Write Signal Power On-off <CR>*autopower=off#<CR> Read Signal Power On-Status <CR>*autopower=?#<CR> Operation Write Standby Settings-Network on <CR>*standbynet=on#<CR> Settings Write Standby Settings-Network off <CR>*standbynet=off#<CR>...
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Function Type Operation ASCII Write Right <CR>*right#<CR> Write Left <CR>*left#<CR> Write Enter <CR>*enter#<CR> Write 3D Sync Off <CR>*3d=off#<CR> Write 3D Auto <CR>*3d=auto#<CR> Write 3D Sync Top Bottom <CR>*3d=tb#<CR> Write 3D Sync Frame Sequential <CR>*3d=fs#<CR> Write 3D Frame packing <CR>*3d=fp#<CR> Write 3D Side by side <CR>*3d=sbs#<CR>...
Return 0 Indicates other errors, and 6th byte returns 0 - 2 Light source LAMP? xxxxxxxxxxxx 1st number (1-5 digitals): Light source 1 runtime status query Input selection 11 12 21 31 32 INST? LU9235 / LX9215 list query 33 34...
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Returns the name set in [PROJECTOR NAME] of [NETWORK NAME? xxxxx query SETUP] Manufacturer INF1? BenQ Returns manufacturer name name query Model name LU9235 / INF2? Returns moder name query LX9215 Other INF0? information xxxxx Returns information such as version number queries...
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