BenQ MX818ST, MX820ST, MX819ST user manual Replacing the lamp

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Replacing the lamp

•To reduce the risk of electrical shock, always turn the projector off and disconnect the power cord 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.

•To reduce the risk 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 waste regulations to dispose of this lamp in a proper manner.

•To assure optimal performance from the projector, it is recommended 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 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 the lamp is hot, avoid burns by waiting for approximately 45 minutes until the lamp has cooled.

2.Loosen the screw(s) that secures the lamp

cover on the side of the projector until the lamp cover loosens.

3.Remove the lamp cover from the projector.

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

•Do not insert your fingers between the lamp and the projector. The sharp edges inside the projector may cause injuries.

1

1

2

4.Disconnect the lamp connector from the

 

projector as illustrated.

2

5.

Loosen the screw that secures the lamp.

1

6.

Lift the handle so that it stands up.

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Contents MX818ST/MX819ST/MW820ST Table of contents Important safety instructions Safety InstructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Projector features IntroductionShipping contents Projector exterior view Front/upper side Rear/lower sideControls and functions Projector+/PAGE Remote controlON/ OFF Network No function AutoRemote control effective range Operating the Laser pointerReplacing the remote control batteries Front Table Positioning your projectorChoosing a location Front CeilingProjection dimensions Obtaining a preferred projected image sizeMW820ST Connection ConnectionTerminal name Terminal appearance Connecting video source devicesConnecting audio BestOperation Starting up the projectorAuto-adjusting the image Adjusting the projected imageAdjusting the projection angle Fine-tuning the image clarityCorrecting keystone Using the menus Below is the overview of the OSD menuSetting a password Using a security cable lockUtilizing the password function Highlight Change Security Settings and press MODE/ENTERChanging the password If you forget the passwordEntering the password recall procedure Changing Color Space Switching input signalDisabling the password function Magnifying and searching for details Selecting the aspect ratioAbout the aspect ratio Setting the User 1/User 2 mode Using Wall ColorSelecting a picture mode Go to the Picture Picture Mode menuFine-tuning the image quality in user modes Setting a preferred color temperature 3D Color ManagementSelection Description Setting the presentation timerResetting current or all picture modes Freezing the image To cancel the timer, perform the following stepsRemote paging operations Top-Left Bottom-Left Top-Right Bottom-RightLocking control keys To activate the High Altitude ModeHiding the image Operating in a high altitude environmentAdjusting the sound level Adjusting the soundUsing the test pattern Turning off the Power On/Off Ring ToneUsing the teaching templates Direct power off Shutting down the projectorMain menu Sub-menu Options Menu operationMenu system Wall ColorBasic Advanced Description of each menu Color Temperature Picture ModeTemperature Fine Tuning 3D ColorSearch TimerInstallation Color SpaceOperation System Setup Basic menuFunction Description RemoteAudio System Setup Advanced menu Function Description HighAltitude LampStandby System Setup Advanced menu Function DescriptionReset All NetworkSystem Information menu Function DescriptionCurrent StatusMaintenance Care of the projectorExtending lamp life Lamp informationGetting to know the lamp hour Timing of replacing the lamp Status MessageReplacing the lamp Replace the lamp cover on the projector Resetting the lamp timer Tighten the screws that secures the lamp CoverLamp events IndicatorsLight Status & Description Power events Thermal eventsTroubleshooting Specifications Projector specificationsDimensions Ceiling mount installationWall mount installation Minimum installation requirements1171 1181 Minimum Ceiling Height mm = f + H + b + 60 + 274+ c ScreenKHz Timing chartSupported timing for PC input Resolution Mode Frequency KHz MHz Supported timing for Hdmi Hdcp inputSupported timing for Component-YPbPrinput TimingSupported timing for Video and S-Video inputs NtscCopyright Warranty and Copyright informationLimited warranty Disclaimer

MX819ST, MX820ST, MX818ST specifications

BenQ has been a prominent player in the projector market, catering to various consumer needs with innovative and high-quality solutions. Among their notable offerings are the BenQ MX818ST, MX820ST, and MX819ST projectors, specifically designed for educational institutions and small to medium-sized business environments. These models are a part of BenQ's commitment to enhancing visual learning and presentations.

The BenQ MX818ST is a short-throw projector, capable of delivering large images from a close distance. This feature proves especially beneficial in classrooms where space may be limited. With a brightness level of up to 3,100 ANSI lumens and a resolution of XGA (1024x768), it provides crisp and clear visuals, making it suitable for various lighting conditions. One of its core technologies is the DLP (Digital Light Processing) technology, which ensures vibrant colors and sharp pictures, elevating the viewing experience during lessons or presentations.

Following closely, the MX820ST builds on the strengths of the MX818ST while adding enhanced features like a higher brightness level of 3300 ANSI lumens. The MX820ST also includes BenQ’s BrightView and high contrast ratio to improve visibility and clarity, ensuring that every detail stands out regardless of ambient light. Equipped with a 1.02-1.23:1 throw ratio, it allows users to project a large screen from mere feet away. Additionally, the projector boasts multiple connectivity options, including HDMI and VGA, facilitating compatibility with various devices.

The MX819ST is another standout in this lineup, offering similar specifications to its siblings but with added features that enhance usability. This model includes improved color performance thanks to BenQ's color calibration technology, ensuring consistency in image presentation. Moreover, it offers a 10,000-hour lamp life, which reduces maintenance costs and improves efficiency by minimizing the frequency of lamp replacements. Its portability and flexible installation options make it a viable choice for both stationary and mobile presentations.

All three models are designed with user-friendly interfaces, ensuring seamless operation whether in a classroom or a boardroom. They also come equipped with advanced network management features, allowing institutions and companies to manage projector settings remotely. With eco-friendly technologies, such as energy-saving modes, these projectors help minimize environmental impact.

In summary, the BenQ MX818ST, MX820ST, and MX819ST projectors stand out in the market due to their combination of advanced technologies, user-friendly features, and robust performance. They cater to the needs of educational and business environments, providing high-quality presentations that make a lasting impact.
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