HT2050 Digital Projector Home Cinema Series User Manual
Table of contents Important safety instructions.......3 Overview..........................................6 Projector features .................................... 6 Shipping contents...................................... 7 Standard accessories..................................... 7 Optional accessories..................................... 7 Projector exterior view .......................... 8 Controls and functions............................ 9 Control panel ...............................................
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. 1. Please read this user manual before you operate your projector. Keep this manual in a safe place for future reference. 2. Always place the projector on a level, horizontal surface during operation. 4.
5. Do not block the vents while the projector is on (even in standby mode). 9. Do not look straight into the projector lens during operation. It may harm your sight. - Do not cover the projector with any item. - Do not place the projector on a blanket, bedding or any other soft surface. 6.
13. This projector is capable of displaying inverted images for ceiling mount installation. Use only BenQ's Ceiling Mount Kit for mounting. 15. When you think service or repair is required, take the projector only to a suitably qualified technician. Ceiling mounting the projector Moisture condensation Never operate the projector immediately after moving it from a cold location to a hot location.
Overview Projector features • • • • • • • • • • • • • 6 Full HD compatible The projector is compatible with Standard Definition TV (SDTV) 480i, 576i, Enhanced Definition television (EDTV) 480p, 576p and High Definition TV (HDTV) 720p, 1080i/p 60Hz formats, with the 1080p format providing a true 1:1 image reproduction.
Shipping contents Carefully unpack and verify that you have the items below. Some of the items may not be available depending on your region of purchase. Please check with your place of purchase. Standard accessories Some of the accessories may vary from region to region. Projector Remote control Batteries Warranty card* User manual CD Quick start guide Power cable * The warranty card is only supplied in some specific regions. Please consult your dealer for detailed information.
Projector exterior view Front and upper side view 1 6 2 7 8 9 3 10 4 11 5 Rear and lower side view 12 13 14 15 16 17 18 19 20 21 22 23 24 26 25 25 28 27 27 8 Overview 27 1. Control panel (See Control panel for details.) 2. Lamp cover 3. Vent (heated air exhaust) 4. Quick-release button 5. Lens cap 6. Lens compartment cover 7. Lens shift wheel 8. Focus and Zoom ring 9. Vent (cool air intake) 10. Front IR sensor 11. Projection lens 12. HDMI input ports 13.
Controls and functions Control panel 1 2 3 4 5 6 7 8 1. Focus ring Adjusts the focus of the projected image. 2. Zoom ring Adjusts the size of the image. 3. TEMPerature warning light Lights up red if the projector's temperature becomes too high. 4. OK Confirms the selected On-Screen Display (OSD) menu item. 5. POWER indicator light Lights up or flashes when the projector is under operation. 6. 7. POWER Toggles the projector between standby mode and on. Left / Decreases the projector audio volume.
Remote control 1 2 10 11 12 16 3 4 5 6 7 • • 13 17 8 9 1. 2. 3. 4. 5. 6. MENU • Accesses the On-Screen Display (OSD) menu. • Goes back to the previous OSD menu, exits and saves menu settings. 7. Volume keys • : Toggles projector audio between on and off. 14 15 ON, OFF Toggles the projector between on and off modes. 3D, INVERT Launches the 3D menu and toggles the invert function between on and off.
Installing/replacing the remote control batteries 1. Press and slide off the battery cover, as illustrated. 2. Remove the old batteries (if applicable) and install two AAA batteries. Make sure that the positive and negative ends are positioned correctly, as illustrated. 3. Slide the battery cover in until it clicks into place. • 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.
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. 1. Front: 3. Front Ceiling: Select this location with the projector placed near the floor in front of the screen.
Obtaining a preferred projected image size The projected image size is determined by the distance from the projector lens to the screen, the zoom setting, and the video format. Projection dimensions Use the illustration and the table below to help you determine the projection distance.
Shifting the projection lens vertically The vertical lens shift control provides flexibility for installing your projector. It allows the projector to be positioned slightly above or below the top level of the projected images. The lens shift (offset) is expressed as a percentage of the projected image height. It is measured as an offset from the projected image's vertical center.
Connection 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. Make sure the cables are firmly inserted. • In the connection illustrations shown below, some cables may not be included with the projector (see Shipping contents). They are commercially available from electronics stores. The illustrations below are for reference only.
Connecting with video equipment You need only connect the projector to a video source device using just one of the connecting methods. Each video source provides different picture quality.
Connecting component video devices The RCA type component video jacks are provided for connection to componet video output devices. You should also connect the separate audio cable to a suitable audio amplifier. AV equipment: DVD player, digital tuner, etc. From audio output terminals To audio input terminals Component video cable Connecting video devices Connect your video device to the projector with a composite video cable.
Connecting a computer Connect the projector to a computer with a VGA cable. You should also connect the separate audio cable to a suitable audio amplifier. Laptop or desktop computer From audio output terminal To audio input terminals VGA cable Many laptops do not turn on their external video ports when connected to a projector. Usually a key combination like Fn + F3 or CRT/LCD key turns the external display on/off.
Operation Starting up the projector 1. Plug the power cable into the projector and a power outlet. Turn on the power outlet switch (where fitted). The POWER indicator light on the projector lights orange after power has been applied. Please use the supplied power cable to avoid possible dangers such as electric shock and fire. 2. Press on the projector or on the remote control to start the projector. As soon as the lamp lights up, a Power On Tone will be heard.
Step 3: Specify Vertical Keystone. For more information about vertical keystone, see Correcting keystone. Step 4: Specify Auto Source. Select On if you want the projector to always search for available signals automatically when the projector is turned on. Step 5: Specify Menu Type. For more information about menu types, see About the OSD Menus. Now you’ve completed the initial setup. 4.
Shutting down the projector 1. Press on the projector or confirmation message. on the remote control. The projector displays a shutdown 2. Press or a second time. The POWER indicator light flashes orange and the fans run for about two minutes to cool the lamp. The projector doesn’t respond to any commands during the cooling process. 3. When the cooling process ends, a "Power Off Ring Tone" will be heard, and the POWER indicator light will show a solid orange.
Input New Password Back 3. As the window indicates, the four arrow keys ( / / / ) respectively represent 4 digits (1, 2, 3, 4). Use the arrow keys on the projector or remote control to set a six-digit password. The digits display as ****** when you enter them. 4. Re-enter the same password to verify and return to the Password window. 5. Select Power On Lock and use / to set On. 6. Enter the current password to enable the function. 7. Press BACK to save your changes and exit.
2. Write down the number and turn off the 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 verify that you are an authorized user of the projector. The "XXX" shown in the above messages are numbers that vary depending on different models. Changing the password To do this, first and foremost, you have to access the Advanced OSD menu (see page 28 for details). 1.
Selecting an input source The projector can be connected to multiple equipment at the same time. However, it only displays one full screen at a time. When starting up, the projector automatically searches for the available signals. If you want the projector to always automatically search for the signals: • Under the Advanced OSD menu, go to the System Setup : Basic menu, and enable Auto Source.
Adjusting the projected image Adjusting the projection angle The projector is equipped with a quick-release adjuster foot and a rear adjuster foot. These adjusters change the image height and projection angle. To adjust the projection angle: 1. Press the quick-release button and lift the front of the projector. Once the image is positioned as desired, release the quick-release button to lock the foot in position. 2. Screw the rear adjuster foot to fine-tune the horizontal angle.
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, besides adjusting the height of the projector, you may correct this manually in ONE of these ways: • Use the remote control Press KEYSTONE to display the Vertical Keystone window. • Using the projector Press / or / to display the Vertical Keystone window.
Menu Functions About the OSD Menus To let you make various adjustments or settings on the projector and the projected image, the projector is equipped with 2 types of multilingual On-Screen Display (OSD) menus: • Basic OSD menu: provides primary menu functions. (See Using the Basic OSD menu) • Advanced OSD menu: provides full menu functions. (See Using the Advanced OSD menu) To access the OSD menu, press MENU on the projector or remote control.
If you intend to switch from the Basic OSD menu to the Advanced OSD menu, follow the instructions below: Use the arrow keys ( / / / ) on the projector or remote control to move through the menu items, and use OK to confirm the selected menu item. • When there is a video signal connected to the projector i. Go to the Settings > Menu Type menu and press OK. ii. Use / to select Advanced and press OK. iii. Press BACK again to access the Advanced OSD menu.
Using the Basic OSD menu Depending on whether or not any video signal is connected to the projector, the Basic OSD menu offers different available functions. Check the following links to learn more. • Basic OSD menu - with input signals connected • Basic OSD menu - without input signals connected (limited menus are available) Basic OSD menu - with input signals connected The Basic OSD menu provides primary menu functions.
Adjusts the volume level of the projector's internal speaker or the volume being output from the audio output jack. Volume If the Mute function is activated, adjusting Volume will turn off the Mute function. The function is accessible through the remote control. Mute Select On to temporarily turn off the projector's internal speaker or the volume being output from the audio output jack. To restore the audio, select Off. The function is accessible through the remote control.
• Menu Type Switches to the Advanced OSD menu. • HDMI Format Selects an input source type for the HDMI signal. You can also manually select the source type. The different source types carry different standards for the brightness level. HDMI Format is only available when the HDMI signal is selected. • Reset Lamp Timer • Reset All Settings • Information Activate this function only after a new lamp is installed.
Basic OSD menu - without input signals connected As there’s no input signal to your projector, only the submenus of Settings under Basic OSD menu with input signals connected are available. Menu options that are not available will become grayed out. To access the OSD menu, press MENU on the projector or remote control. / / / • Use the arrow keys ( items. ) on the projector or remote control to move through the menu • Use OK on the projector or remote control to confirm the selected menu item.
Using the Advanced OSD menu The Advanced OSD menu offers complete menu functions. Main menu icon Main menu name Picture Picture Mode Selection bar Vivid User Mode Management 50 Brightness Submenu Contrast 50 Color 50 Tint 50 Status 7 Sharpness Color Temperature Normal Lamp Power Advanced... Reset Current Picture Mode Current input source Exit PC Press BACK to go back to the previous window or to exit.
Picture menu Submenu Picture Mode Functions and Descriptions Selects a preset picture mode to suit your operating environment and input signal picture type. The preset picture modes are described as below: • Bright: Maximizes the brightness of the projected image. This mode is suitable for environments where extra-high brightness is required, such as using the projector in well lit rooms.
Brightness Adjusts the brightness of the picture. When adjusting this control, the black areas of the picture appear just as black and details in the dark areas are visible. The higher the value, the brighter the picture, while the lower the value, the darker the picture. 30 50 70 The function is accessible through the remote control. Adjusts the degree of difference between dark and light areas in the picture. After adjusting the Brightness value, adjust Contrast to set the peak white level.
Lamp Power Select the projector lamp power from the following modes. • Normal: Provides full lamp brightness. • Economic: Reduces system noise and lamp power consumption by 30%. • SmartEco: Reduces system noise and lamp power consumption by up to 70%. If the Economic or SmartEco mode is selected, the light output will be reduced and result in darker projected pictures. See Setting Lamp Power for details. • Black Level Sets the picture grayscale to 0 IRE or 7.5 IRE.
• Color Management In most installation situations, color management is not necessary, such as in classroom, meeting room, or lounge room situations where lights remain on, or where building external windows allow daylight into the room. Only in permanent installations with controlled lighting levels, such as boardrooms, lecture theaters, or home theaters, should color management be considered. Color management provides fine color control adjustment to allow for more accurate color reproduction.
All of the adjustments you’ve made for the selected Picture Mode (including preset modes, User 1, and User 2) return to the factory preset values. Reset Current Picture Mode 1. Press OK. The confirmation message displays. 2. Use / to select Reset and press OK. The picture mode returns to the factory preset settings. 3. Repeat steps 1 and 2 if you want to reset other picture modes.
Display menu Submenu Functions and Descriptions The native display resolution of this projector is in a 16:9 aspect ratio. However, you may use this function to display projected picture in a different aspect ratio. In the following illustrations, the black portions are inactive areas and the white portions are active areas. • Auto 15:9 picture • Scales a picture proportionally to fit the projector's native resolution in its horizontal or vertical width.
• H. Size Adjusts the horizontal width of the picture. This function is only available when the Component or PC signal is selected. PC & Component YPbPr Tuning • Phase Adjusts the clock phase to reduce picture distortion. This function is only available when the Component or PC signal is selected. • Auto Adjusts the phase and frequency automatically. This function is only available when the PC signal is selected.
System Setup : Basic menu Submenu Functions and Descriptions Language Sets the language for the On-Screen Display (OSD) menus. Background Color Sets the background color when there is no signal to the projector. Splash Screen Projector Position Auto Off Direct Power On Allows you to select which logo screen displays during projector start-up. You can choose BenQ logo screen, Blue screen, or Black screen. The projector can be installed on a ceiling or behind a screen, or with one or more mirrors.
System Setup : Advanced menu Submenu Functions and Descriptions • Reset Lamp Timer Activate this function only after a new lamp is installed. When you select Reset, a "Reset Successfully" message displays to notify that the lamp time has been reset to "0". Lamp Settings • Lamp Timer Select to learn the duration (in hours) of lamp usage which is automatically calculated by the bulit-in timer. Total (equivalent) lamp hour = 2.0 x (hours used in Normal mode) + 1.4 x (hours used in Economic mode) + 1.
The mode is for operation in areas like high altitude or high temperature environments. Activate the function when your environment is between 1500 m –3000 m above sea level and ambient temperature is between 0°C–30°C. Do not use this function if your altitude is between 0 m and 1500 m and ambient temperature is between 0°C and 35°C. If you turn on the mode under such a condition, the projector will be over cooled.
Information menu Submenu Functions and Descriptions Source Displays the current signal source. Picture Mode Displays the current picture mode under the Picture menu. Resolution Displays the native resolution of the input source. Color System Displays input system format. Lamp Usage Time Displays the number of hours the lamp has been used. 3D Format Displays the current 3D mode. Only available when 3D Mode is enabled. Firmware Version Displays the firmware version of your projector.
Advanced OSD menu structure The OSD menus vary according to the signal type selected. Main menu Picture Submenu Picture Mode Bright/Vivid/Cinema/Game/User 1/User 2/3D/ISF Night/ISF Day User Mode Management Load Settings From Rename User Mode Brightness 0–100 Contrast 0–100 Color 0–100 Tint 0–100 Sharpness 0–15 Color Temperature Normal/Cool/Lamp Native/Warm Lamp Power Normal/Economic/SmartEco Advanced... Black Level 0 IRE/7.5 IRE Gamma Selection 1.6/1.8/2.0/2.1/2.2/2.3/2.4/2.6/2.
Language Background Color System Setup : Basic Black/Blue/Purple Splash Screen BenQ/Black/Blue Projector Position Front/Front Ceiling/Rear/Rear Ceiling Auto Off Disable/5 min/10 min/15 min/20 min/25 min/ 30 min Direct Power On On/Off Menu Type Basic/Advanced Menu Position Center/Top-Left/Top-Right/Bottom-Right/ Bottom-Left Menu Display Time 5 sec/10 sec/15 sec/20 sec/25 sec/30 sec/ Always On Menu Settings Blank Reminder Message On/Off Source Rename Auto Source Lamp Settings HDMI Settings
Maintenance Care of the projector Your projector needs little maintenance. The only thing you have to do on a regular basis is keep the lens clean. Never remove any parts of the projector except the lamp. Contact your dealer or local customer service center if the projector fails to operate as expected. Cleaning the lens Clean the lens whenever you notice dirt or dust on the surface.
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. Total (equivalent) lamp hour = 2.0 x (hours used in Normal mode) + 1.4 x (hours used in Economic mode) + 1.0 x (hours used in SmartEco mode) To obtain the lamp hour information: 1.
Setting Auto Off This function allows the projector to turn off automatically if no input source is detected after a set period of time. 1. Under the Advanced OSD menu, go to System Setup : Basic > Auto Off. 2. Press / to select a time period. If the preset time lengths are not suitable for your presentation, select Disable, and the projector will not automatically shut down in a certain time period. 3. When done, press BACK to save your changes and exit.
Replacing the lamp • To reduce the risk of electrical shock, always turn the projector off and disconnect the power cable before changing the lamp. • To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the lamp. • To reduce the risk of injuries to fingers and damage to internal components, use caution when removing lamp glass that has shattered into sharp pieces.
8. 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. 9.
15. Connect the power and restart the projector. 16. After the startup logo displays, reset the lamp timer via the OSD menu. • Under the Advanced OSD menu, go to System Setup : Advanced > Lamp Settings > Reset Lamp Timer, and select Reset. • Under the Basic OSD menu, if there’s no signal connected to the projector, go to Reset Lamp Timer and select Reset; if there are signals connected, go to Settings > Reset Lamp Timer, and select Reset.
Off Fan 5 error (the actual fan speed is ±25% outside the desired speed) Fan 6 error (the actual fan speed is ±25% outside the desired speed) Fan 7 error (the actual fan speed is ±25% outside the desired speed) Fan 8 error (the actual fan speed is ±25% outside the desired speed) Temperature 1 error (over limited temperature) Off Thermal sensor 1 open error Off Thermal sensor 1 short error Off Thermal IC#1 I2C error connection error Red Off Temperature 2 error (over limited temperature) Red Flashi
Troubleshooting Problem The projector does not turn on. Cause Remedy There is no power from the power cable. Plug the power cable into the AC inlet on the rear of the projector, and plug the power cable into to 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 the cooling process. Wait until the cooling down process has completed. The lamp cover is not securely attached. Correctly attach the lamp cover.
Specifications Projector specifications All specifications are subject to change without notice. Optical Input terminals Resolution 1920 (H) x 1080 (V) Display system Single-chip DLP™ system Lens F/Number F = 2.59 to 2.87, f = 16.88 to 21.
Dimensions 311.87 mm x 244.12 mm x 104 mm (W x D x H) 311.87 244.12 104 Unit: mm Ceiling mount installation Ceiling mount screws: M4 46/11 35 132.9 (Max. L = 25 mm; Min. L= 20 mm) 122.14 160 47 53.9 56 Maintenance 142.1 172.23 380.49 630.44 577.7 537.9 113.37 285.
Timing chart Supported timing for PC input Format Resolution Refresh rate (Hz) H. Frequency (KHz) Pixel Frequency (MHz) 720 x 400 720 x 400_70 70.087 31.469 28.3221 VGA_60* 59.940 31.469 25.175 VGA_72 72.809 37.861 31.500 VGA_75 75.000 37.500 31.500 VGA_85 85.008 43.269 36.000 SVGA_60* 60.317 37.879 40.000 SVGA_72 72.188 48.077 50.000 SVGA_75 75.000 46.875 49.500 SVGA_85 85.061 53.674 56.250 SVGA_120** (Reduce Blanking) 119.854 77.425 83.000 XGA_60* 60.004 48.
SXGA_60*** 60.020 63.981 108.000 SXGA_75 75.025 79.976 135.000 SXGA_85 85.024 91.146 157.500 1280 x 960_60*** 60.000 60.000 108 1280 x 960_85 85.002 85.938 148.500 1360 x 768 1360 x 768_60*** 60.015 47.712 85.500 1440 x 900 WXGA+_60*** 59.887 55.935 106.500 1400 x 1050 SXGA+_60*** 59.978 65.317 121.750 1600 x 1200 UXGA*** 60.000 75.000 162.000 1680 x 1050 1680 x 1050_60*** 59.954 65.290 146.250 640 x 480@67Hz MAC13 66.667 35.000 30.
Supported timing for HDMI (HDCP) input Resolution Refresh rate (Hz) H. Frequency (KHz) Pixel Frequency (MHz) VGA_60* 59.940 31.469 25.175 VGA_72 72.809 37.861 31.500 VGA_75 75.000 37.500 31.500 VGA_85 85.008 43.269 36.000 720 x 400_70 70.087 31.469 28.3221 SVGA_60* 60.317 37.879 40.000 SVGA_72 72.188 48.077 50.000 SVGA_75 75.000 46.875 49.500 SVGA_85 85.061 53.674 56.250 SVGA_120** (Reduce Blanking) 119.854 77.425 83.000 XGA_60* 60.004 48.363 65.
1280 x 960_60*** 60.000 60.000 108 1280 x 960_85 85.002 85.938 148.500 1360 x 768 1360 x 768_60*** 60.015 47.712 85.500 1440 x 900 WXGA+_60*** 59.887 55.935 106.500 1400 x 1050 SXGA+_60*** 59.978 65.317 121.750 1600 x 1200 UXGA*** 60.000 75.000 162.000 1680 x 1050 1680 x 1050_60*** 59.954 65.290 146.250 640 x 480@67Hz MAC13 66.667 35.000 30.240 832 x 624@75Hz MAC16 74.546 49.722 57.280 1024 x 768@75Hz MAC19 75.020 60.241 80.000 1152 x 870@75Hz MAC21 75.
Timing Resolution Vertical Frequency (Hz) Horizontal Frequency (KHz) Pixel Frequency (MHz) Remark 480i**** 720 (1440) x 480 59.94 15.73 27 HDMI only 480p**** 720 x 480 59.94 31.47 27 HDMI only 576i 720 (1440) x 576 50 15.63 27 HDMI/DVI 576p 720 x 576 50 31.25 27 HDMI/DVI 720/50p** 1280 x 720 50 37.5 74.25 HDMI/DVI 720/60p* 1280 x 720 60 45.00 74.25 HDMI/DVI 1080/24P** 1920 x 1080 24 27 74.25 HDMI/DVI 1080/25P 1920 x 1080 25 28.13 74.
Supported timing for Video input Format Resolution Refresh rate (Hz) Pixel Freq. (MHz) NTSC* - 60 15.73 3.58 PAL - 50 15.63 4.43 SECAM - 50 15.63 4.25/4.41 PAL-M - 60 15.73 3.58 PAL-N - 50 15.63 3.58 PAL-60 - 60 15.73 4.43 NTSC4.43 - 60 15.73 4.43 *Supported timing for 3D signal with Frame Sequential format. 62 H. Freq.
Warranty and Copyright information 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).
