BenQ MW843UST User Manual Download Page 53

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Maintenance

14. Connect the power and restart the projector.

Do not turn the power on with the lamp cover removed.

Resetting the lamp timer

15. After the startup logo, open the On-Screen Display (OSD) menu. Go to the

SYSTEM SETUP: Advanced

Lamp Settings

menu. Press

MODE/ENTER

The

Lamp Settings

page displays. Highlight

Reset Lamp Timer

. A warning

message is displayed asking if you want to reset the lamp timer. Highlight

Reset

and

press

MODE/ENTER

. The lamp time will be reset to “0”.

Do not reset if the lamp is not new or replaced as this could cause damage.

12. Replace the lamp cover on the projector.

13. Tighten the screw(s) that secures the lamp cover.

•

Loose screw may cause a bad connection, which could result in

malfunction.

•

Do not over tighten the screw.

Summary of Contents for MW843UST

Page 1: ...MX842UST MW843UST Digital Projector User Manual...

Page 2: ...ecuring the projector 23 Switching input signal 25 Magnifying and searching for details 26 Selecting the aspect ratio 26 Optimizing the image 28 Setting the presentation timer 31 Remote paging operati...

Page 3: ...nse light beam may damage your eyes 3 Refer servicing to qualified service personnel 4 In some countries the line voltage is NOT stable This projector is designed to operate safely within a mains volt...

Page 4: ...lugged 9 Do not place this product on an unstable cart stand or table The product may fall sustaining serious damage 10 Do not attempt to disassemble this projector There are dangerous high voltages i...

Page 5: ...re higher than 3000 m 10000 feet 13 Do not block the ventilation holes Do not place this projector on a blanket bedding or any other soft surface Do not cover this projector with a cloth or any other...

Page 6: ...ety matter to your attention to prevent possible damage to person and property If you intend to mount your projector on the ceiling we strongly recommend that you use a proper fitting BenQ projector c...

Page 7: ...mixed mono audio when an audio input is connected Quick Cooling Auto Power Off Signal Power On Direct Power On Quick Cooling function speeds up the cooling process when turning off the projector Auto...

Page 8: ...table 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 Optional accessories Project...

Page 9: ...5 RGB signal output jack 16 RGB PC Component Video YPbPr YCbCr signal input jack 17 S Video input jack Video input jack 18 Audio L R input jacks 19 Audio 1 2 input jacks Audio output jack Microphone j...

Page 10: ...mperature becomes too high 8 LAMP indicator light Indicates the status of the lamp Lights up or flashes when the lamp has developed a problem 9 Keystone Arrow keys Up Down Manually corrects distorted...

Page 11: ...Selects an available picture setup mode Activates the selected On Screen Display OSD menu item 7 ECO BLANK Used to hide the screen picture 8 LASER Emits visible laser pointer light for presentation p...

Page 12: ...selection bar 17 MIC VOL MIC VOL Adjusts the microphone sound level 18 MUTE Toggles projector audio between on and off 19 ASPECT Selects the display aspect ratio 20 SMART ECO Displays the Lamp Mode me...

Page 13: ...the base and sliding it back down into position Stop when it clicks into place Avoid leaving the remote control and batteries in an excessive heat or humid environment like the kitchen bathroom sauna...

Page 14: ...or 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 Set Front Ceiling in the SYSTEM S...

Page 15: ...mmended projection distance is 802 mm and the vertical offset is 485 mm If your measured projection distance is 0 7 m 700 mm the closest match in the b Distance from screen column is 708 mm Looking ac...

Page 16: ...ctual sizes BenQ recommends that if you intend to permanently install the projector you should physically test the projection size and distance using the actual projector in situ before you permanentl...

Page 17: ...o not turn on their external video ports when connected to a projector Usually a key combo like FN F3 or CRT LCD key turns the external display on off Locate a function key labeled CRT LCD or a functi...

Page 18: ...O OUT jack is connected The projector is only capable of playing mixed mono audio even if a stereo audio input is connected See Connecting audio on page 18 for details If the selected video image is n...

Page 19: ...and cable connection You might get feedback noise from the microphone when you are too close to the speaker s of the projector Move the microphone away from the speaker s of the projector The greater...

Page 20: ...ing fan for approximately 90 seconds before energizing the lamp 3 If the projector is activated for the first time select your OSD language following the on screen instructions 4 If you are prompted f...

Page 21: ...rotating the focus ring 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 perpendicu...

Page 22: ...rrent input signal Main menu icon Main menu Sub menu Highlight Press MENU EXIT to the previous page or to exit Status DISPLAY Wall Color Aspect Ratio Position Phase H Size Digital Zoom 3D Off Auto 0 0...

Page 23: ...ot be used unless the correct password is entered every time the projector is started 1 Open the OSD menu and go to the SYSTEM SETUP Advanced Security Settings menu Press MODE ENTER The Security Setti...

Page 24: ...t you are an authorized user of the projector Changing the password 1 Open the OSD menu and go to the SYSTEM SETUP Advanced Security Settings Change Password menu 2 Press MODE ENTER The message INPUT...

Page 25: ...search for the signals To select the source 1 Press SOURCE on the projector or remote control A source selection bar displays 2 Press until your desired signal is selected and press MODE ENTER Once d...

Page 26: ...he directional arrows on the projector or remote control to navigate the picture 5 To reduce size of the picture press MODE ENTER to switch back to the zoom in out function and press AUTO to restore t...

Page 27: ...ards the screen to increase the image size if necessary You may also need to refocus the projector after making these adjustments 3 4 3 Scales an image so that it is displayed in the center of the scr...

Page 28: ...ms 2 Presentation mode Is designed for presentations The brightness is emphasized in this mode to match PC and notebook coloring 3 sRGB mode Maximizes the purity of RGB colors to provide true to life...

Page 29: ...The lower the value the more greenish the picture becomes Adjusting Sharpness The higher the value the sharper the picture becomes The lower the value the softer the picture becomes Adjusting Brillia...

Page 30: ...u require it Proper color management can only be achieved under controlled and reproducible viewing conditions You will need to use a colorimeter color light meter and provide a set of suitable source...

Page 31: ...T to exit and save the settings Resetting current or all picture modes 1 Go to the PICTURE menu and highlight Reset Picture Setting 2 Press MODE ENTER and press to select Current or All Current return...

Page 32: ...ur PC or notebook with a USB cable prior to using the paging function See Connection on page 17 for details You can operate your display software program on a connected PC which responds to page up do...

Page 33: ...use the remote control to enter the SYSTEM SETUP Basic Panel Key Lock menu and press to select Off Keys on the remote control are still active when panel key lock is enabled If you turn off the projec...

Page 34: ...above 2 Press to highlight Volume and press to select a desired sound level Adjusting the microphone volume To adjust the microphone sound level press MIC VOL MIC VOL or 1 Repeat steps 1 2 above 2 Pr...

Page 35: ...purposes To activate the pattern 1 Open the OSD menu and go to the DISPLAY Teaching Template menu and press to select Blackboard or Whiteboard 2 Press to choose the pattern you need 3 Press MODE ENTE...

Page 36: ...eady orange and fans stop Disconnect the power cord from the power outlet To turn off the power ring tone see Turning off the Power On Off Ring Tone on page 34 for details If the projector is not prop...

Page 37: ...gs 2 3D Settings 3 Off Save 3D Settings 3D Settings 1 3D Settings 2 3D Settings 3 Teaching Template Blackboard Off Letter Formation Worksheet Coordinate Chart Whiteboard Off Letter Formation Worksheet...

Page 38: ...Settings Menu Display Time 5 sec 10 sec 20 sec 30 sec Always Menu Position Center Top Left Top Right Bottom Right Bottom Left Reminder Message On Off Operation Settings Direct Power On On Off Signal...

Page 39: ...t Lamp Security Settings Change Password Change Security Settings Power On Lock Baud Rate 2400 4800 9600 14400 19200 38400 57600 115200 Test Pattern On Off Closed Caption Closed Caption Enable On Off...

Page 40: ...e position adjustment page To move the projected image use the directional arrow keys The values shown on the lower position of the page change with every key press you made until they reach their max...

Page 41: ...d The Keystone can only be adjusted within limited degrees 3D Sync Invert When you discover the inversion of the image depth enable this function to correct the problem Apply 3D Settings After the 3D...

Page 42: ...ee Adjusting Color on page 29 for details This function is only available when a Video S Video or Component Video signal is selected Tint Adjusts the red and green color tones of the image See Adjusti...

Page 43: ...anguage Sets the language for the On Screen Display OSD menus See Using the menus on page 22 for details Projector Installation The projector can be installed on a ceiling or behind a screen or with o...

Page 44: ...ion to approximately 15 seconds This function is only available when Instant Restart is off Instant Restart Selecting On enables you to restart the projector immediately within 90 seconds after turnin...

Page 45: ...cts a baud rate that is identical with your computer s so that you can connect the projector using a suitable RS 232 cable and update or download the projector s firmware This function is intended for...

Page 46: ...io Pass Through The projector can play sound when it is in standby mode and the corresponding jacks are correctly connected to devices Press to choose the source that you wish to use See Connection on...

Page 47: ...he PICTURE menu Lamp Mode Shows the current lamp mode Resolution Shows the native resolution of the input signal 3D Format Shows the current 3D mode Color System Shows input system format Equivalent L...

Page 48: ...jector surface and cabinet material Cleaning the projector case Before you clean the case turn the projector off using the proper shutdown procedure as described in Shutting down the projector on page...

Page 49: ...u can do the following settings via the OSD menu Setting the Lamp Mode Setting the projector in Economic or SmartEco mode extends the lamp operation life To set Economic or SmartEco mode go into the S...

Page 50: ...ptimal performance If the projector is normally run with Economic selected See Getting to know the lamp hour on page 49 you may continue to operate the projector until the next hour lamp warning appea...

Page 51: ...ded that you purchase a qualified projector lamp for lamp replacement If lamp replacement is performed while the projector is suspended upside down from the ceiling make sure that no one is underneath...

Page 52: ...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 cou...

Page 53: ...Lamp Settings page displays Highlight Reset Lamp Timer A warning message is displayed asking if you want to reset the lamp timer Highlight Reset and press MODE ENTER The lamp time will be reset to 0 D...

Page 54: ...up Thermal events Red Red Off Fan 1 error the actual fan speed is 25 outside the desired speed Red Red Flashing Off Fan 2 error the actual fan speed is 25 outside the desired speed Red Green Off Fan 3...

Page 55: ...gnal device Check the connection The input signal has not been correctly selected Select the correct input signal with the SOURCE key on the projector or remote control The lens cover is still closed...

Page 56: ...ub 15 pin female x 1 Speaker Stereo 10 watt x 2 Audio signal output PC audio jack x 1 Control RS 232 serial control 9 pin x 1 LAN control RJ45 x 1 IR receiver x 2 USB port Mini B x 1 12V trigger x 1 M...

Page 57: ...Specifications 57 Dimensions 322 8 236 9 Unit mm 339...

Page 58: ...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 5 1152 x 864 1152 x 864_75 75 67 5 108 1024 x 576 BenQ Notebook_ti...

Page 59: ...5 000 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 5 1152 x 864 1152 x 864_75 75 67 5 108 1280 x 768 1280 x 768_60 59 87 47 776 79 5 1024 x 576 60...

Page 60: ...25 27 720 50p 1280 x 720 50 37 5 74 25 720 60p 1280 x 720 60 45 00 74 25 1080 50i 1920 x 1080 50 28 13 74 25 1080 60i 1920 x 1080 60 33 75 74 25 1080 24P 1920 x 1080 24 27 74 25 1080 25P 1920 x 1080...

Page 61: ...ave other rights which vary from country to country For other information please visit www BenQ com Copyright Copyright 2014 by BenQ Corporation All rights reserved No part of this publication may be...

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