BenQ HT2050 User Manual Download Page 54

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Maintenance

Troubleshooting

Problem

Cause

Remedy

The projector does
not turn on.

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.

No picture.

The video source is not turned on or
connected correctly.

Turn the video source on and check that the
signal cable is connected correctly.

The projector is not correctly
connected to the input source device.

Check the connection.

The input source has not been
correctly selected.

Select the correct source with the

SOURCE

key on the projector or remote control.

Image is unstable.

The connection cables are not
securely connected to the projector
or the signal source.

Correctly connect the cables to the
appropriate terminals.

Picture is blurred.

The projection lens is not correctly
focused.

Adjust the focus of the lens using the focus
ring.

The projector and the screen are not
aligned properly.

Adjust the projection angle and direction as
well as the height of this projector if
necessary.

The lens cover is still closed.

Remove the lens cover.

Remote control does
not work correctly.

The batteries are out of power.

Replace both of the batteries with new ones.

There is an obstacle between the
remote control and the projector.

Remove the obstacle.

You are too far away from the
projector.

Stand within 8 meters (26.2 feet) of the
projector.

3D content does not
display correctly

The 3D glasses are out of battery.

Recharge the 3D glasses.

The settings in the

menu are not

set correctly.

Correctly set the settings in the

menu.

Your Blu-ray Disc is not in 3D
format.

Use a 3D

Blu-ray Disc

and try again.

The input source has not been
correctly selected.

Select the correct source with the

SOURCE

key on the projector or remote control.

Summary of Contents for HT2050

Page 1: ...HT2050 Digital Projector Home Cinema Series User Manual ...

Page 2: ...an input source 24 Renaming an input source 24 Adjusting the projected image 25 Adjusting the projection angle 25 Auto adjusting the image 25 Fine tuning the image size and clarity 25 Correcting keystone 26 Menu Functions 27 About the OSD Menus 27 Using the Basic OSD menu 29 Basic OSD menu with input signals connected 29 Basic OSD menu without input signals connected 32 Using the Advanced OSD menu...

Page 3: ...if tilted at an angle of more than 10 degrees left to right nor at angle of more than 15 degrees front to back 3 Do not store the projector on end vertically Doing so may cause the projector to fall over causing injury or resulting in damage 4 Do not place the projector in any of the following environments Space that is poorly ventilated or confined Allow at least 50 cm clearance from walls and fr...

Page 4: ...ituation 10 Do not operate the projector lamp beyond the rated lamp life Excessive operation of lamps beyond the rated life could cause a lamp to break on rare occasions 7 Do not step on the projector or place any objects upon it 11 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 p...

Page 5: ...do or remove any other covers Refer servicing only to suitably qualified professional service personnel Please keep the original packing for possible future shipment If you need to pack your projector after use adjust the projection lens to an appropriate position put the lens cushion around the lens and fit the lens cushion and projector cushion together to prevent damage during transportation 15...

Page 6: ... function corrects the projected picture s colors so as to prevent possible color difference between the source and projected pictures Dual OSD Two types of OSD menus are designed for different usage scenarios the Basic OSD is intuitive and easy while the Advanced OSD offers full range of advanced adjustments Wide variety of inputs and video formats The projector supports a wide variety of inputs ...

Page 7: ...lease check with your place of purchase Standard accessories Some of the accessories may vary from region to region The warranty card is only supplied in some specific regions Please consult your dealer for detailed information Optional accessories Projector Remote control Batteries Power cable Warranty card User manual CD Quick start guide Wireless FHD Kit WDP01 ...

Page 8: ... USB Type A port Used for charging the receiver box of the Wireless FHD Kit WDP01 optional accessory 15 Mini USB port Used for service 16 RGB PC Component video YPbPr YCbCr signal input jack 17 RS 232 control port Used to interface with a PC or home theater control automation system 18 Component Video inputs RCA Support Y PB PR or Y CB CR video signal 19 Video input jack 20 Audio L R input jacks 2...

Page 9: ...es back to the previous OSD menu exits and saves menu settings 9 LAMP indicator light Indicates the status of the lamp Lights up or flashes when the lamp has developed a problem 10 Keystone Arrow keys Manually corrects distorted images resulting from an angled projection When the On Screen Display OSD menu is activated the 7 10 and 12 keys are used as directional arrows to select the desired menu ...

Page 10: ...on 9 MODE Selects an available picture mode 10 LIGHT The LED backlight lights up and stays on for approximately 30 seconds when pressing any key on the remote control Pressing any other keys within 10 second again turns the LED backlight off 11 AUTO Automatically determines the best picture timings for the displayed image 12 ECO BLANK Used to blank the screen picture 13 SOURCE Displays the source ...

Page 11: ...anufacturer s instructions and local environment regulations for your region Never throw the batteries into a fire There may be danger of an explosion If the batteries are drained or if you will not be using the remote control for an extended period of time remove the batteries to avoid damage to the remote control from possible battery leakage Remote control effective range The remote control mus...

Page 12: ...this location with the projector suspended from the ceiling in front of the screen Turn on the projector and make the following settings MENU Settings or System Setup Basic Projector Position Front Ceiling Purchase the BenQ Projector Ceiling Mount Kit from your dealer to mount your projector on the ceiling 2 Rear Select this location with the projector placed near the floor behind the screen Turn ...

Page 13: ... H W Projection distance Center of lens Screen Lowest Highest offset lens position 16 9 Screen diagonal Screen size Projection distance mm Lowest Highest offset lens position mm Diagonal H mm W mm Min distance Average Max distance Inch mm max zoom min zoom min max 60 1524 747 1328 1519 1747 1975 37 112 70 1778 872 1550 1772 2038 2304 44 131 80 2032 996 1771 2025 2329 2633 50 149 90 2286 1121 1992 ...

Page 14: ...nwards within the allowable range depending on your desired image position To use the lens shift wheel 1 Slide off the lens compartment cover see item 6 on page 8 over the lens shift wheel 2 Release the wheel by turning it counterclockwise 3 Move the wheel to adjust the projected image position 4 Lock the wheel by turning it clockwise When the screen position is fixed When the projector position i...

Page 15: ...s 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 The rear connecting jacks available on the projector vary with each projector model For updating the firmware 1 VGA cable 2 USB cable 3 HDMI cable 4 Video cable 5 Audio L R cable 6 Component video cable 7 6 5 1...

Page 16: ... electronics stores Connecting HDMI devices HDMI High Definition Multimedia Interface supports uncompressed video data transmission between compatible devices like DTV tuners DVD players Blu ray players and displays over a single cable You should use an HDMI cable when making a connection between the projector and HDMI devices Terminal name Terminal appearance Reference Picture quality HDMI1 HDMI2...

Page 17: ...composite video cable You should also connect the separate audio cable to a suitable audio amplifier If the selected video image is not displayed after the projector is turned on and the correct video source has been selected check if the video source device is turned on and operating correctly AV equipment DVD player digital tuner etc From audio output terminals To audio input terminals Component...

Page 18: ...en connected to a projector Usually a key combination 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 laptop Press Fn and the labeled function key simultaneously Refer to your laptop s documentation to discover your laptop s key combination VGA cable From audio output terminal To audio input terminals ...

Page 19: ...tart operating and a start up image displays on the screen while it warms up The projector does not respond to further commands while it is warming up To turn off the ring tone see Power On Off Ring Tone for details 3 If this is the first time you turn on the projector the setup wizard appears to guide you through setting up the projector If you have already done this skip this step and move on to...

Page 20: ...mote control to select your desired input signal 7 If the horizontal frequency of the input source exceeds the range supported the projector the No Signal message displays on the screen It will remain on screen until you change the horizontal frequency of the input source to an appropriate one Step 3 Specify Vertical Keystone For more information about vertical keystone see Correcting keystone Ste...

Page 21: ...ngton lock to secure the projector You can locate a Kensington lock slot on the projector See item 26 on page 8 for details A Kensington security cable lock is usually a combination of key s and the lock Refer to the lock s documentation to learn how to use it Utilizing the password function For security purposes and to prevent unauthorized use you may set up password security via the On Screen Di...

Page 22: ...digit password or if you absolutely do not remember it use the password recall procedure See Entering the password recall procedure for details If you have entered an incorrect password 5 times in succession the projector will automatically shut down in a short time Entering the password recall procedure 1 Make sure the Password window displays on screen then press and hold AUTO on the projector o...

Page 23: ...new password 5 Re enter the same password to verify Do make a note of your password and then keep the note in a safe place for later recall 6 You have successfully set a new password Remember to enter the new password next time you turn on the projector 7 Press BACK to save your changes and exit Disabling the password function To do this first and foremost you have to access the Advanced OSD menu ...

Page 24: ... detected the selected source information displays on the screen for seconds If there are multiple pieces of equipment connected to the projector repeat steps 1 2 to search for another signal The native display resolution of this projector is in a 16 9 aspect ratio For best display picture results you should select and use an input signal which outputs at this resolution Any other resolutions will...

Page 25: ...timize the picture quality of PC signal To do this press AUTO on the projector or remote control Within 3 seconds the built in Intelligent Auto Adjustment function will re adjust the values of Frequency and Clock to provide the best picture quality The current input source information will be displayed in the corner of the screen for 3 seconds This function is only available when PC signal is sele...

Page 26: ...or 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 The illustrations below show how to correct keystone distortion Press for 2 seconds to reset To correct keystoning at the top of the image use or To correct keystoning at the bottom of the image use ...

Page 27: ...D menu To access the OSD menu press MENU on the projector or remote control The first time you use the projector after finishing the initial setup one of the following Basic OSD menu overviews displays depending on whether or not a video signal is connected Input signal connected No input signal connected Picture Mode Vivid Sound Mode Standard Volume 10 Mute Off 3D Mode 3D Off 3D Sync Invert Press...

Page 28: ...se to select Advanced and press OK iii Press BACK again to access the Advanced OSD menu Next time when you turn on the projector you may access the Advanced OSD menu by pressing MENU Below is the overview of the Advanced OSD menu Likewise when you wish to switch from the Advanced OSD menu to the Basic OSD menu follow the instructions below i Go to the System Setup Basic Menu Settings Menu Type men...

Page 29: ...where extra high brightness is required such as using the projector in well lit rooms Vivid Being slightly brighter than Cinema mode it is suitable for playing movies in rooms where there is a small amount of ambient light eg your living room Cinema With well balanced color saturation and contrast with a low brightness level this is most suitable for enjoying movies in a totally dark environment a...

Page 30: ...ting is Auto and the projector automatically chooses an appropriate 3D format when detecting 3D contents If the projector cannot recognize the 3D format manually choose a 3D mode according to your preference When this function is enabled The brightness level of the projected image decreases The Picture Mode cannot be adjusted The Vertical Keystone can only be adjusted within limited degrees The fu...

Page 31: ...tings Returns all settings to the factory preset values The following settings will still remain Keystone Language Projector Position and Reset Lamp Timer Information Displays the following information about your projector Source Displays the current signal source Picture Mode Displays the current Picture Mode Resolution Displays the native resolution of the input source Color System Displays inpu...

Page 32: ... Sets whether the projector searches automatically for input sources Select On to enable the projector to scan for input sources until it acquires a signal If the function is set to Off the projector selects the last used input source 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 s...

Page 33: ...ced menu see page 42 6 Information menu see page 44 Available menu items may vary depending on the connected video sources or specified settings Menu items that are not available will become grayed out Use the arrow keys on the projector or remote control to move through the menu items Use OK on the projector or remote control to confirm the selected menu item To switch from the Advanced OSD menu ...

Page 34: ...s enabled User 1 User 2 Recalls the customized settings See User Mode Management for more details The function is accessible through the remote control User Mode Management The functions are only available when Picture Mode is set to User 1 or User 2 Load Settings From Allows you to manually adjust a preset picture mode and make it an available option on the picture mode list 1 Go to the Picture P...

Page 35: ... the more reddish the picture becomes The lower the value the more greenish the picture becomes Sharpness Adjust to make the picture look sharper or softer The higher the value the sharper the picture becomes The lower the value the softer the picture becomes The function is accessible through the remote control Color Temperature The options available for color temperature settings vary according ...

Page 36: ...st for a lit environment meeting room or family room 2 4 Best for viewing movies in a dark environment 2 6 2 8 Best for viewing movies which are mostly composed of dark scenes Brilliant Color This function utilizes a new color processing algorithm and system level enhancements to enable higher brightness while providing truer more vibrant colors in picture It enables a greater than 50 brightness i...

Page 37: ...range will include colors consisted of more proportions of its two adjacent colors The illustration shows how the colors relate to each other For example if you select Red and set its range at 0 only pure red is selected Increasing its range will include both the red color close to yellow and red color close to magenta 4 Press to select Saturation and use to adjust its values Every adjustment made...

Page 38: ...ith the User EQ function If the Mute function is activated adjusting Sound Mode will turn off the Mute function User EQ Select desired frequency bands 100 Hz 300 Hz 1k Hz 3k Hz and 10k Hz to adjust the levels according to your preference The settings made here define the User mode Mute Select On to temporarily turn off the projector s internal speaker or the volume being output from the audio outp...

Page 39: ...s the picture height to the 3 4 of the projection width This makes a picture greater than the screen height The top and bottom edges of the displayed picture are cropped This suits the contents which are produced in letter box format with black bars on the top and bottom Wall Color Enable this function to help correct the projected picture s color when the projection surface is not white You may c...

Page 40: ...on take appropriate breaks when watching 3D content stop watching 3D content if you feel fatigue or discomfort keep a distance from the screen of about three times the effective height of the screen when watching 3D content children and people with a history of oversensitivity to light heart problems or have any other existing medical condition should be refrained from watching 3D content The foll...

Page 41: ...lly once the power is fed through the power cable When the function is set to Off you ll have to turn on the projector by pressing on the projector or on the remote control Menu Settings Menu Type Switches to the Basic OSD menu Menu Position Sets the OSD menu position Menu Display Time Sets the length of time the OSD will remain active after your last key press Blank Reminder Message Sets whether ...

Page 42: ...matically turns on the projector while turning off the projector automatically turns off the HDMI CEC compatible device Baud Rate Select a baud rate that is identical with your computer s so that you can connect the projector with a suitable RS 232 cable and update or download the projector s firmware This function is intended for qualified service personnel Test Pattern Enable this function to di...

Page 43: ... keys on the projector locked you can prevent your projector settings from being changed accidentally by children for example When you select On to enable this function no control keys on the projector will function except POWER To unlock the keys press and hold on the projector for 3 seconds LED Indicator When you select On all LED indicators on the projector function normally See Indicators for ...

Page 44: ...icture 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 ...

Page 45: ...lor On Off Color Temperature Fine Tuning Red Gain Green Gain Blue Gain Red Offset Green Offset Blue Offset Color Management Primary Color Hue Saturation Gain Noise Reduction 0 31 Film Mode On Off Reset Current Picture Mode Reset Cancel Audio Setup Sound Mode Effect Mode Standard Cinema Music Game Sport User User EQ 100 Hz 300 Hz 1k Hz 3k Hz 10k Hz Mute On Off Volume 0 20 Power On Off Ring Tone On ...

Page 46: ...r Message On Off Source Rename Auto Source On Off System Setup Advanced Lamp Settings Reset Lamp Timer Reset Cancel Lamp Timer HDMI Settings HDMI Format Auto PC Signal Video Signal CEC On Off Baud Rate 9600 14400 19200 38400 57600 115200 Test Pattern On Off Closed Caption Closed Caption Enable On Off Caption Version CC1 CC2 CC3 CC4 Quick Cooling On Off High Altitude Mode On Off Password Change Pas...

Page 47: ...ouch the lens with your finger or rub the lens with abrasive materials Even paper towels can damage the lens coating Only ever use a proper photographic lens brush cloth and cleaning solution Do not attempt to clean the lens while the projector is switched on or is still hot from previous use Cleaning the projector case Before cleaning any part of the projector turn it off using the proper shutdow...

Page 48: ...imer information displays 4 Press BACK to exit Extending lamp life The projection lamp is a consumable item To keep the lamp life as long as possible you can do the following settings via the Advanced OSD menu To access the Advanced OSD menu see 28 for details Setting Lamp Power Setting the projector in Economic or SmartEco mode extends the lamp life Using Economic mode reduces system noise and po...

Page 49: ...e following lamp warning messages appear The illustrations show the examples of messages you will see under the Basic menu They are for reference only and may differ from the actual design and the menu type you ve selected The XXXX shown in the above messages are numbers that vary depending on different models Status Message Install a new lamp for optimal performance If the projector operates norm...

Page 50: ... from the ceiling make sure that no one is underneath the lamp socket to avoid any possible injury or damage to the human eyes caused by fractured lamp Ensure good ventilation when handling broken lamps We recommend that you use respirators safety glasses goggles or face shield and wear protective clothing such as gloves 1 Turn the power off and disconnect the projector from the power outlet If th...

Page 51: ...al components inside it could cause color unevenness and distortion of the projected images 9 As shown in the illustration lower the new lamp 10 Reconnect the lamp connector 11 Tighten the screw that secures the lamp 12 Ensure the handle is fully laid flat and locked in place Loose screws may cause a bad connection which could result in malfunction Do not over tighten the screw 13 Replace the lamp...

Page 52: ...placed as this could cause damage A Reset Successfully message displays to notify that the lamp time has been reset to 0 Light Status Description Power events Orange Off Off Stand by mode Green Flashing Off Off Powering up Green Off Off Normal operation Orange Flashing Off Off Normal power down cooling Red Red Red Downloading Green Off Red CW start fail Red Off Red Scaler reset fail Green Off Off ...

Page 53: ...ror the actual fan speed is 25 outside the desired speed Green Red Off Temperature 1 error over limited temperature Green Red Flashing Off Thermal sensor 1 open error Green Green Off Thermal sensor 1 short error Green Green Flashing Off Thermal IC 1 I2C error connection error Green Flashing Red Off Temperature 2 error over limited temperature Green Flashing Red Flashing Off Thermal Sensor 2 open e...

Page 54: ... securely connected to the projector or the signal source Correctly connect the cables to the appropriate terminals Picture is blurred The projection lens is not correctly focused Adjust the focus of the lens using the focus ring The projector and the screen are not aligned properly Adjust the projection angle and direction as well as the height of this projector if necessary The lens cover is sti...

Page 55: ... x 1 Audio signal output PC audio jack x 1 Control RS 232 serial control 9 pin x 1 IR receiver x 2 12VDC Max 0 5 A x 1 Input terminals Computer input RGB input D Sub 15 pin female x 1 Video signal input VIDEO RCA jack x 1 SD HDTV signal input Analog Component RCA jack x 3 through RGB input Digital HDMI x 2 Audio signal input Audio in RCA audio jack L R x 2 PC audio jack x 1 USB port Type A x 1 Min...

Page 56: ...87 mm x 244 12 mm x 104 mm W x D x H Ceiling mount installation Unit mm 244 12 311 87 104 46 11 285 96 113 37 142 1 172 23 380 49 537 9 577 7 35 132 9 630 44 53 9 160 122 14 47 Ceiling mount screws M4 Max L 25 mm Min L 20 mm Unit mm ...

Page 57: ...674 56 250 SVGA_120 Reduce Blanking 119 854 77 425 83 000 1024 x 768 XGA_60 60 004 48 363 65 000 XGA_70 70 069 56 476 75 000 XGA_75 75 029 60 023 78 750 XGA_85 84 997 68 667 94 500 XGA_120 Reduce Blanking 119 989 97 551 115 500 1152 x 864 1152 x 864_75 75 00 67 500 108 000 1024 x 576 BenQ Notebook Timing 60 0 35 820 46 966 1024 x 600 BenQ Notebook Timing 64 995 41 467 51 419 1280 x 720 1280 x 720_...

Page 58: ...025 79 976 135 000 SXGA_85 85 024 91 146 157 500 1280 x 960 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 7...

Page 59: ...000 1024 x 768 XGA_60 60 004 48 363 65 000 XGA_70 70 069 56 476 75 000 XGA_75 75 029 60 023 78 750 XGA_85 84 997 68 667 94 500 XGA_120 Reduce Blanking 119 989 97 551 115 500 1152 x 864 1152 x 864_75 75 00 67 500 108 000 1024 x 576 BenQ Notebook Timing 60 00 35 820 46 996 1024 x 600 BenQ Notebook Timing 64 995 41 467 51 419 1280 x 720 1280 x 720_60 60 45 000 74 250 1280 x 768 1280 x 768_60 59 870 4...

Page 60: ...x 960 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 7...

Page 61: ...MI 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 25 HDMI DVI 1080 30P 1920 x 1080 30 33 75 74 25 HDMI DVI 1080 50i 1920 x 1080 50 28 13 74 25 HDMI DVI 1080 60i 1920 x 1080 60 33 75 74 25 HDMI DVI 1080 50P 1920 x 1080 50 56 25 148 5 HDMI DVI 1080 ...

Page 62: ...d timing for 3D signal with Frame Sequential format Format Resolution Refresh rate Hz H Freq KHz 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 ...

Page 63: ...onment This warranty gives you specific legal rights and you may have other rights which vary from country to country For other information please visit www BenQ com Copyright Copyright 2015 by BenQ Corporation All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by...

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