APPENDIX

TROUBLESHOOTING

Before calling your dealer or service center for assistance, check the matters below once again.

1.Make sure you have connected a projector to your computer or video equipment as described in the section "CONNECTING PROJECTOR" on pages 11 ~ 13.

2.Check cable connection. Verify that all computer, video and power cord are properly connected.

3.Verify that all power is switched on.

4.If a projector still does not produce an image, re-start your computer.

5.If an image still does not appear, unplug a projector from your computer and check your computer monitor's display. The problem may be with your graphics controller rather than with a projector. (When you reconnect a projector, be sure to turn the computer and monitor off before you power up the projector. Power the equipment back on in order of : Projector and computer.)

6.If the problem still exists, check the following chart.

Problem:

Try these Solutions

No power.

● Plug a projector into your AC outlet.

 

● Make sure READY Indicator lights.

 

● Wait 90 seconds after a projector is turned OFF when turning the projector back on.

 

NOTE : After pressing Power ON-OFF button to OFF, make sure a projector works as

 

follows:

 

1. LAMP indicator lights bright and READY indicator turns off.

 

2. After 90 seconds, READY indicator lights green again and a projector may be

 

turned on by pressing Power ON-OFF button.

 

● Check WARNING TEMP. indicator. If the indicator flashes red, the projector cannot be

 

turned on.

 

(See "TURNING ON/OFF PROJECTOR" section on page 19.)

 

● Check Projection Lamp. (Refer to page 37.)

 

 

Image is out of

● Adjust focus of a projector.

focus.

● Make sure a projection screen is at least 5.3’ (1.6m) from the projector.

● Check Projection Lens to see if it needs cleaning.

 

 

NOTE : Moving a projector from a cool temperature location to a warm temperature location

 

may result in moisture condensation on Projection Lens. In such an event, leave a

 

projector OFF and wait until condensation disappears.

 

 

Picture is Left/Right

● Check Ceiling / Rear feature. (See “SETTING” section on page 35.)

reversed.

 

 

 

Picture is

● Check Ceiling feature. (See “SETTING” section on page 35.)

Top/Bottom

 

reversed.

 

 

 

Some displays are

● Check Display feature.(See “SETTING” section on page 35.)

not seen during the

 

Operation.

 

 

 

No image.

● Check the connection between your computer or video equipment and a projector.

 

● When turning a projector on, it takes about 30 seconds to display an image.

 

● Check the system that you select is corresponding with your computer or video

 

equipment.

 

● Make sure the temperature is not out of the Operating Temperature (5°C ~ 35°C).

No sound.

● Check audio cable connection from audio input source.

 

● Adjust the audio source.

 

● Press VOLUME (+) button.

 

● Press MUTE button.

 

 

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Eiki LC-XNB4M owner manual Troubleshooting
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LC-XNB4M, LC-XNB4 specifications

The Eiki LC-XNB4 and LC-XNB4M projectors are exemplary models designed to cater to professional presentation needs in educational and corporate environments. These projectors are engineered with a strong focus on delivering high-quality visuals and user-friendly features, making them ideal for various applications.

One of the standout features of the Eiki LC-XNB4 and LC-XNB4M is their exceptional brightness level, boasting a high lumen output that ensures clear and vivid images, even in well-lit environments. This high brightness capability makes these projectors suitable for large conference rooms and lecture halls, where ambient light can often be a challenge.

Both models utilize three LCD technology, which provides a wider color gamut and impressive color accuracy. This technology allows for the reproduction of more vibrant and lifelike colors, making presentations more engaging and impactful. The projectors also support a variety of resolutions, ensuring compatibility with different content formats while maintaining image clarity.

The Eiki LC-XNB4 and LC-XNB4M come equipped with advanced lens options, including zoom and focus capabilities that enable users to easily adjust the projection size and distance to fit their specific space requirements. This flexibility provides additional convenience, especially in dynamic settings where the projector's position may need to change frequently.

Another notable characteristic of these projectors is their connectivity options. With multiple HDMI, VGA, and audio input ports, users can easily connect various devices such as laptops, tablets, and media players. This versatility eliminates the hassle of setup and allows for seamless transitions between different presentations.

The user interface has been designed to be intuitive, with easy-to-navigate menus that offer quick access to projector settings and adjustments. Additionally, features such as a remote control enhance usability, empowering presenters to operate the projector comfortably from a distance.

Reliability and longevity are also significant considerations in the design of the Eiki LC-XNB4 and LC-XNB4M. They employ long-life lamp technology, which prolongs the operational lifespan of the projector, reducing maintenance requirements and overall costs for users.

In summary, the Eiki LC-XNB4 and LC-XNB4M projectors offer a compelling combination of high brightness, advanced LCD technology, flexible connectivity options, and user-friendly features. These characteristics position them as excellent tools for delivering professional-quality presentations in a variety of settings. Whether in a classroom or a corporate meeting space, these projectors stand out as robust solutions for visual communication needs.
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