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

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.