Mitsubishi Electronics PK20 user manual EN-38, Rainbow blurprojected images

Page 38

Problem

Cause and solution

Rainbow blurprojected images.

This is due to color breaking noise that occurs in a DLP system and is not a malfunction.

 

 

Fine streak pattern appears in projected images.

It occurs because of interference with the screen and isn’t a product malfunction.

Change the screen or readjust the focus of the projector.

 

 

 

 

Connect the cable’s plug with the external device’s connector firmly.

 

Keep the projector away from equipment generating interfering radio waves.

Projected images appear wavy and distorted.

When the keystone adjustment is carried out, the image may not be displayed

correctly because of the type of input signal. This isn’t a product malfunction.

 

 

In this case, readjust the keystone so that the amount of keystone correction

 

is as small as possible.

 

 

Tint in projected images is incorrect.

Check that the cable connected to the external device isn’t broken.

 

 

Only the motion areas in the images

This is caused by the computer being used. Contact the manufacturer of your

supplied from the computer aren’t displayed.

computer.

 

 

 

Match the output resolution of your computer with the resolution of the projector. For the

 

method to change the output resolution of the computer, contact the manufacturer

Projected images are obscured.

of your computer.

 

Some images and texts appear obscured during the keystone adjustment.

 

In such cases, use the projector without applying the keystone adjustment.

 

 

Color on the projected images is not good.

Select the appropriate brightness mode.

 

 

The white color looks greenish when the

Change the brightness mode setting to Standard or Low.

brightness mode is set to high.

 

 

 

EN-38

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Contents LED Projector EN-1EN-2 EN-3 Compliance Notice EN-4Contents Important safeguards EN-6EN-7 Never remove the cabinet Do not modify the projector Do not keep using the damaged projectorDo not look into the lens when the projector is operating 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 the first time use Remote controlFor battery change EN-15 Remote Control PrecautionsOperating Range Installation EN-16Using the tripod EN-17Basic connections For Macintosh Projector + DVD player or HdtvProjector + Computer For computer with D-SUBFollowing cases PreparationPreparation for projection EN-20EN-21 Basic operation EN-22Power-off EN-23Auto button Volume buttonHi-Bright button Mute buttonMenu operation EN-25Image EN-26Installation EN-27Feature EN-28Using the SD card viewer Format Max. Resolution ExtensionEN-30 How to use the SD Card ViewerThumbnail display Displaying thumbnails EN-31Page EN-33 Adjustment of the image from the computer Image adjustmentImage adjustment EN-34Simple adjustment method EN-35EN-36 TroubleshootingImages aren’t projected on the screen Images aren’t projected correctly EN-37EN-38 Rainbow blurprojected imagesOthers EN-39Cleaning of the lens MaintenanceCleaning of the projector and the ventilation slots EN-40Indicators EN-41EN-42 Specifications EN-43Dimensional drawings unit mm EN-44Pin assignment of S-Video, Video and VGA terminals Optional accessoriesWhat’s included in the box EN-45Signal mode Resolution H x EN-46KHz Specification of Hdtv signalsSignal mode EN-47Europe Mitsubishi Projector Contact InformationNorth America 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.
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