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  47

  Troubleshooting

Troubleshooting

The projector does not turn on.

Cause

Remedy

There is no power from the power cord.

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 
the cooling process.

Wait until the cooling down process has completed.

No picture

Cause

Remedy

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 signal device.

Check the connection.

The input signal has not been correctly selected.

Select the correct input signal with the 

SOURCE

 key.

The lens cover is still closed.

Open the lens cover.

Blurred image

Cause

Remedy

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 the projector if necessary.

The lens cover is still closed.

Open the lens cover.

Remote control does not work.

Cause

Remedy

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 feet) of the projector.

The password is incorrect.

Cause

Remedy

You do not remember the password.

See 

Entering the password recall procedure on page 22

.

Summary of Contents for 9H.JL877.13E

Page 1: ...Digital Projector User Manual Home Entertainment Series I TH685 V 1 00...

Page 2: ...ave other rights which vary from country to country For other information please visit www BenQ com Copyright Copyright 2019 by BenQ Corporation All rights reserved No part of this publication may be...

Page 3: ...ting the projector 13 Adjusting the projected image 14 Connection 16 Connecting smart devices 17 Operation 18 Starting up the projector 18 Using the menus 20 Securing the projector 21 Switching input...

Page 4: ...t during operation Allow the projector to cool for approximately 45 minutes prior to removing the lamp assembly for replacement 6 In some countries the line voltage is NOT stable This projector is des...

Page 5: ...ector with a cloth or any other item Do not place inflammables near the projector If the ventilation holes are seriously obstructed overheating inside the projector may result in a fire 13 Always plac...

Page 6: ...ar 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 Locations near fire a...

Page 7: ...be suitable for your region and may differ from those illustrated The warranty card is only supplied in some specific regions Please consult your dealer for detailed information 1 Spare lamp kit 2 3D...

Page 8: ...ons on page 9 7 Lamp cover 8 Ambient Light Sensor ALS 9 Vent air inlet 10 Audio input jacks Audio output jack 11 HDMI 2 input port 12 HDMI 1 input port 13 USB Type A port 14 RGB PC signal input jacks...

Page 9: ...or 4 BACK Goes back to previous OSD menu exits and saves menu settings 5 Arrow keys When the On Screen Display OSD menu is activated these keys are used as directional arrows to select the desired men...

Page 10: ...rom projecting as this could cause the blocking object to become heated and deformed or even cause a fire 8 OK Confirms the selected On Screen Display OSD menu item 9 AUTO Automatically determines the...

Page 11: ...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 2 Rear Select this location wi...

Page 12: ...2245 2577 2909 56 100 2540 1245 2214 2495 2864 3232 62 110 2794 1370 2435 2744 3150 3555 68 120 3048 1494 2657 2994 3436 3879 75 130 3302 1619 2878 3243 3723 4202 81 140 3556 1743 3099 3493 4009 4525...

Page 13: ...e loose Ask your dealer to install the projector for you Installing the projector on your own may cause it to fall and result in injury Take necessary procedures to prevent the projector from falling...

Page 14: ...ion Auto adjusting the image In some cases you may need to optimize the picture quality To do this press AUTO Within 3 seconds the built in Intelligent Auto Adjustment function will re adjust the valu...

Page 15: ...orrect it following these steps 1 Do one of the following steps to display the keystone correction page Press on the projector Press on the remote control 2 After the Keystone correction page displays...

Page 16: ...to a projector Usually a key combo like FN function key with a monitor symbol turns the external display on off Press FN and the labeled function key simultaneously Refer to your notebook s documentat...

Page 17: ...r s The built in speaker s will be muted when the AUDIO OUT jack is connected Connecting smart devices The projector can project the content directly from a smart device by using a wireless dongle HDM...

Page 18: ...to adjust the image clearness 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...

Page 19: ...see Using the menus Now you ve completed the initial setup Please use the original accessories e g power cord to avoid possible dangers such as electric shock and fire If the projector is still hot f...

Page 20: ...D menu follow the instructions below 1 Go to Basic Menu Settings Menu Type and press OK 2 Press to select Advanced and press OK Your projector will switch to Advanced OSD menu Below is the overview of...

Page 21: ...ng to the password you desire to set press the arrow keys to enter six digits for the password 4 Confirm the new password by re entering the new password Once the password is set the OSD menu returns...

Page 22: ...cancel the change or try another password 4 Enter a new password 5 Confirm the new password by re entering the new password Disabling the password function To disable password protection go to Advance...

Page 23: ...hes the power indicator becomes a steady orange and fans stop Disconnect the power cord from the power outlet Direct power off The AC power cord can be pulled out right after the projector is turned o...

Page 24: ...valid signal If there is no equipment connected to the projector or no signal detected limited menu items are accessible Menu System Basic Menu Sub menu Options Picture Mode Bright Living Room Cinema...

Page 25: ...6 2 8 BenQ HDR Brightness 2 0 2 Color Temperature Preset Normal Cool Lamp Native Warm Red Gain 0 200 Green Gain 0 200 Blue Gain 0 200 Red Offset 0 511 Green Offset 0 511 Blue Offset 0 511 Color Manage...

Page 26: ...Off Reset Audio Settings Reset Cancel DISPLAY Aspect Ratio Auto 4 3 16 9 16 10 Wall Color Off Light Yellow Pink Light Green Blue Image Position Overscan Adjustment 0 1 3 PC Component YPbPr Tuning H Si...

Page 27: ...nu Display Time Always On 5 sec 10 sec 15 sec 20 sec 25 sec 30 sec Blank Reminder Message On Off Source Rename Auto Source On Off SYSTEM SETUP ADVANCED Light Settings Reset Light Timer Reset Cancel Li...

Page 28: ...28 Menu operation INFORMATION Source Picture Mode Resolution Color System Light Usage Time 3D Format Firmware Version Service Code Main menu Sub menu Options...

Page 29: ...nt light eg your living room User 1 User 2 Recalls the settings customized based on the current available picture modes See User Mode Management on page 32 HDR10 HLG Delivers High Dynamic Range effect...

Page 30: ...ople with a history of oversensitivity to light heart problems or have any other existing medical condition should be refrained from watching 3D content The default setting is Auto and the projector a...

Page 31: ...or saturation and contrast with a low brightness level this is most suitable for enjoying movies in a totally dark environment as you would find in a commercial cinema Sports This mode is best for wat...

Page 32: ...menu select User 1 or User 2 2 Press to select User Mode Management 3 On the User Mode Management window select Rename User Mode and press OK 4 On the Rename User Mode window use to select desired cha...

Page 33: ...can also manually select a brightness level to display better picture quality When the value is higher the image becomes brighter when the value is lower the image becomes darker Color Temperature The...

Page 34: ...olors a setting of 0 removes that color from the image entirely If the saturation is too high that color will be overpowering and unrealistic Gain Adjusts the values to your preference The contrast le...

Page 35: ...lect the Light Mode The options are Normal Economic SmartEco and LampSave Reset Current Picture Mode Returns all of the adjustments you ve made for the Picture menu to the factory preset values Sound...

Page 36: ...precalibrated colors to choose from Light Yellow Pink Light Green and Blue Image Position Displays the Image Position window You may use the directional arrow keys on the projector or remote control t...

Page 37: ...uce contents under wide range of light conditions Digital Lens Shift Use to vertically shift the projected image Language Sets the language for the On Screen Display OSD menus Background Color Sets th...

Page 38: ...e High Altitude Mode when your environment is between 1500 m 3000 m above sea level and ambient temperature is between 0 C 30 C Operation under High Altitude Mode may cause a higher decibel operating...

Page 39: ...rojector is not working properly the LED indicators light or flash to remind you that a problem may occur See also Indicators for more details Reset All Settings Returns all settings to the factory pr...

Page 40: ...n the projector off using the proper shutdown procedure as described in Shutting down the projector on page 23 and unplug the power cord To remove dirt or dust wipe the case with a soft lint free clot...

Page 41: ...is the longest lamp life spec among X Y Z A To obtain the lamp hour information 1 Go to Advanced Menu System Setup Advanced Light Settings and press OK The Light Settings page appears 2 Press to selec...

Page 42: ...ptimizing display quality LampSave Adjusts the lamp power automatically depending on the content brightness level while offering a longer lamp life The apparent brightness of the projected image will...

Page 43: ...of injuries to fingers and or compromising image quality by touching the lens do not touch the empty lamp compartment when the lamp is removed This lamp contains mercury Consult your local hazardous...

Page 44: ...that secures the lamp cover 14 Connect the power and restart 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 locatio...

Page 45: ...stem Setup Advanced Light Settings and press OK The Light Settings page appears Highlight Reset Light Timer and press OK A warning message is displayed asking if you want to reset the lamp timer Highl...

Page 46: ...n in ON Burn in OFF Lamp events Lamp error in normal operation Lamp 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 outsi...

Page 47: ...l has not been correctly selected Select the correct input signal with the SOURCE key The lens cover is still closed Open the lens cover Blurred image Cause Remedy The projection lens is not correctly...

Page 48: ...iver x 2 Input terminals Computer input RGB input D Sub 15 pin female x 1 Video signal input SD HDTV signal input Analog Component through RGB input Digital HDMI 2 0 x 2 Audio signal input Audio in PC...

Page 49: ...49 Specifications Dimensions 312 mm W x 225 mm D x 110 mm H 312 225 110 Unit mm...

Page 50: ...720 1280 x 720_60 60 45 000 74 250 V V V 1280 x 768 1280 x 768_60 59 87 47 776 79 5 V V V 1280 x 800 WXGA_60 59 810 49 702 83 500 V V V WXGA_75 74 934 62 795 106 500 WXGA_85 84 880 71 554 122 500 WXG...

Page 51: ...702 83 500 V V V WXGA_75 74 934 62 795 106 500 WXGA_85 84 880 71 554 122 500 WXGA_120 Reduce Blanking 119 909 101 563 146 25 V 1280 x 1024 SXGA_60 60 020 63 981 108 000 V V SXGA_75 75 025 79 976 135 0...

Page 52: ...148 5 V V 2160 24P 3840 x 2160 Only HDMI 2 0 54 24 297 2160 25P 3840 x 2160 Only HDMI 2 0 56 25 25 297 2160 30P 3840 x 2160 Only HDMI 2 0 67 5 30 297 2160 50P 3840 x 2160 Only HDMI 2 0 112 5 50 594 2...

Page 53: ...nt source CR sour CR Audio Control Write Mute On CR mute on CR Write Mute Off CR mute off CR Read Mute Status CR mute CR Write Volume CR vol CR Write Volume CR vol CR Write Volume level for customer C...

Page 54: ...ite Color Temperature Warm CR ct warm CR Write Color Temperature Normal CR ct normal CR Write Color Temperature Cool CR ct cool CR Write Color Temperature lamp native CR ct native CR Read Color Temper...

Page 55: ...CR QAS CR Write Menu Position Center CR menuposition center CR Write Menu Position Top Left CR menuposition tl CR Write Menu Position Top Right CR menuposition tr CR Write Menu Position Bottom Right...

Page 56: ...atus CR menu CR Write Up CR up CR Write Down CR down CR Write Right CR right CR Write Left CR left CR Write Enter CR enter CR Write Back CR back CR Write Source Menu On CR sourmenu on CR Write Source...

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