Troubleshooting

Phenomena that may be easy to be mistaken for machine defects (continued)

Phenomenon

Cases not involving a machine defect

Reference

page

 

 

 

 

 

 

The signal cables are not correctly connected.

10

 

Correctly connect the audio cables.

 

 

 

The MUTE function is working.

18

 

Restore the sound pressing MUTE or VOLUME+/- button

Sound does not

on the remote control.

 

come out.

The volume is adjusted to an extremely low level.

18

 

Adjust the volume to a higher level using the menu function

 

or the remote control.

 

 

The AUDIO/SPEAKER setting is not correct.

39

 

Correctly set the AUDIO/SPEAKER in AUDIO menu.

 

 

 

The lens door is not fully opened.

16, 17,

 

Turn the projector off, and then turn it on again to make sure

 

62

 

that the door is opened correctly.

 

 

 

The signal cables are not correctly connected.

10

 

Correctly connect the connection cables.

 

 

No pictures are

The brightness is adjusted to an extremely low level.

27, 28

Adjust BRIGHTNESS to a higher level using the menu

displayed.

function.

 

 

The computer cannot detect the projector as a plug

 

 

and play monitor.

11

 

Make sure that the computer can detect a plug and play

 

 

 

monitor using another plug and play monitor.

 

 

The BLANK screen is displayed.

23, 40

 

Press BLANK button on the remote control.

 

 

(continued on next page)

 

68

Page 68
Image 68
Hitachi ED-A111 Mute function is working, Volume is adjusted to an extremely low level, Lens door is not fully opened

ED-A111 specifications

The Hitachi ED-A111 is a versatile and innovative projector that has gained widespread recognition for its exceptional performance and advanced features. Designed primarily for educational and professional settings, the ED-A111 integrates a host of technologies that enhance visual presentations and user experience.

One of the standout features of the Hitachi ED-A111 is its high brightness level, boasting up to 3,000 ANSI lumens. This makes it suitable for use in various lighting conditions, allowing for clear visuals even in well-lit environments. The projector's native XGA resolution (1024 x 768) ensures that images are rendered with high clarity, making it ideal for showcasing detailed presentations, graphs, and images.

The ED-A111 comes equipped with a range of connectivity options, including HDMI, VGA, and USB, enabling users to connect multiple devices seamlessly. This ensures compatibility with modern laptops, projectors, and other multimedia sources. Additionally, the projector features a built-in speaker, which enhances the overall presentation experience by providing quality audio without the need for external sound systems.

In terms of technology, the Hitachi ED-A111 utilizes 3LCD technology, which allows for vibrant colors and superior image quality. This approach also ensures that the projector maintains a consistent color balance, reducing the risk of color distortion and providing a lifelike viewing experience. The long-lasting lamp life of up to 5,000 hours further enhances the productivity of the ED-A111, minimizing the need for frequent replacements and reducing overall operational costs.

Another notable characteristic of the Hitachi ED-A111 is its portability. Weighing in at approximately 2.5 kg and featuring a compact design, this projector is easy to transport between different locations, making it a great choice for traveling professionals or educators who need to present in various settings.

Additionally, the ED-A111 offers a range of installation flexibility, with features like vertical keystone correction that helps to adjust the image for optimal viewing angles, ensuring that visuals are always displayed properly regardless of the projection surface.

Overall, the Hitachi ED-A111 stands out as a reliable and highly functional projector that combines advanced technology, user-friendly features, and exceptional portability, making it an excellent choice for educational institutions and businesses alike, looking to enhance their presentation capabilities.