Mitsubishi Electronics PK20 Maintenance, Cleaning of the projector and the ventilation slots

Page 40

Maintenance

Caution:

Be sure to turn off the lamp and unplug the power cord from the wall outlet before you perform any maintenance on the projector.

Cleaning of the projector and the ventilation slots

Use a soft cloth to clean the projector and the ventilation grilles. When the grilles become dirty, wipe them with a soft cloth dampened with diluted mild detergent, and then wipe them with a dry cloth.

To protect the surface of the projector from fading or deteriorating:

Do not spray insecticide on or inside the projector.

Do not use benzine or thinner to clean it.

Do not let rubber or plastic materials contact with projector.

Cleaning of the lens

Use a standard lens-cleaning brush or a piece of lens tissue dampened with lens cleaning fluid. The lens surface is fragile. Use only recommended, nonabrasive lens-cleaning materials. Do not touch the lens with your fingers.

EN-40

Image 40

Contents LED Projector EN-1EN-2 EN-3 Compliance Notice EN-4Contents Important safeguards EN-6EN-7 Do not keep using the damaged projector Do not look into the lens when the projector is operatingNever remove the cabinet Do not modify the projector Do not place the projector on uneven surfacePlace of installation EN-9Overview EN-10Power supply EN-11For battery charging EN-12For battery removal EN-13For battery change Remote controlFor the first time use Operating Range Remote Control PrecautionsEN-15 Installation EN-16Using the tripod EN-17Basic connections Projector + DVD player or Hdtv Projector + ComputerFor Macintosh For computer with D-SUBPreparation Preparation for projectionFollowing cases EN-20EN-21 Basic operation EN-22Power-off EN-23Volume button Hi-Bright buttonAuto button Mute buttonMenu operation EN-25Image EN-26Installation EN-27Feature EN-28Using the SD card viewer Format Max. Resolution ExtensionThumbnail display How to use the SD Card ViewerEN-30 Displaying thumbnails EN-31Page EN-33 Image adjustment Image adjustmentAdjustment of the image from the computer EN-34Simple adjustment method EN-35Images aren’t projected on the screen TroubleshootingEN-36 Images aren’t projected correctly EN-37EN-38 Rainbow blurprojected imagesOthers EN-39Maintenance Cleaning of the projector and the ventilation slotsCleaning of the lens EN-40Indicators EN-41EN-42 Specifications EN-43Dimensional drawings unit mm EN-44Optional accessories What’s included in the boxPin assignment of S-Video, Video and VGA terminals EN-45Signal mode Resolution H x EN-46Specification of Hdtv signals Signal modeKHz EN-47Mitsubishi Projector Contact Information North AmericaEurope EN-48Asia EN-49EN-50 Oceania EN-51EN-52

PK20 specifications

The Mitsubishi Electronics PK20 is an innovative and versatile projector designed for both business and educational environments. Leveraging cutting-edge technology, this model offers high-quality performance and user-friendly features, making it an excellent choice for presentations, training sessions, and classroom activities.

One of the standout features of the PK20 is its compact and lightweight design, which enhances portability without compromising functionality. Weighing just a few pounds, it is easy to transport between various locations, allowing users to set up quickly and efficiently. Its sleek form factor makes it suitable for small spaces while maintaining an elegant appearance.

The PK20 employs advanced DLP (Digital Light Processing) technology, delivering vibrant color accuracy and sharp image clarity. With a brightness rating of 3000 lumens, it effectively projects images in well-lit environments, ensuring that presentations are visible and engaging, even in daylight conditions. The native resolution of the projector is XGA (1024 x 768), providing clear and detailed visuals for text and graphics.

A key characteristic of the PK20 is its impressive lamp lifespan, which can extend up to 10,000 hours in eco mode. This feature not only reduces the need for frequent lamp replacements but also contributes to lower total cost of ownership, making it more economical for schools and businesses alike. The projector also features an energy-saving mode that automatically adjusts brightness based on the content being displayed, further extending the lamp life.

Connectivity options are a significant advantage of the PK20. It includes multiple input ports, such as HDMI, VGA, and USB, allowing users to connect various devices such as laptops, smartphones, and media players with ease. Wireless connectivity options enable seamless integration with modern devices, enhancing the user experience and eliminating the clutter of cables.

Furthermore, the PK20 is equipped with built-in audio capabilities, delivering clear sound for presentations without the need for external speakers. This feature is particularly beneficial in educational settings, where audio plays a crucial role in engagement and comprehension.

In summary, the Mitsubishi Electronics PK20 projector stands out with its combination of portability, superior brightness, impressive lamp life, and versatile connectivity options. Its user-centric design makes it a reliable choice for enhancing presentations, whether in a classroom, conference room, or any other setting that demands high-quality visual performance.