APPENDIX

TROUBLESHOOTING

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

1.Make sure you have connected a projector to your computer or video equipment as described in 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. Problem may be with your graphics controller rather than with a projector. (When you reconnect a projector, be sure to turn computer and monitor off before you power up a projector. Power equipment back on in order of : Projector and computer.)

6.If problem still exists, check following chart.

E

 

 

 

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 a 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 indicator flashes red, a projector cannot be turned

 

 

 

on.

 

 

 

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

 

 

 

● Check Projection Lamp. (Refer to page 39.)

 

 

 

 

 

 

Image is out of

● Adjust focus of a projector.

 

 

focus.

● Make sure a projection screen is at least 4.6’ (1.4m) from a 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

 

 

 

Operation.

 

 

 

 

 

 

 

No image.

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

 

 

 

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

 

 

No sound.

● Check audio cable connection from audio input source.

 

 

 

● Adjust audio source.

 

 

 

● Press VOLUME (+) button.

 

 

 

● Press MUTE button.

 

 

 

 

40

Page 39 Page 41
Page 40
Image 40
InFocus LP810 manual Troubleshooting
Page 39 Page 41

LP810 specifications

The InFocus LP810 is a high-performance projector designed to meet the demands of professional presentations, educational settings, and corporate use. Renowned for its exceptional image quality and advanced features, the LP810 makes it an ideal choice for those who value clarity and detail in visual presentations.

One of the standout features of the InFocus LP810 is its impressive brightness, rated at 3500 ANSI lumens. This ensures that it performs well in various lighting conditions, providing vivid and bright images that capture the audience's attention, even in well-lit rooms. Coupled with a high contrast ratio of 2000:1, the projector delivers deep blacks and vibrant colors, making it perfect for displaying everything from detailed presentations to dynamic videos.

The LP810 employs DLP technology, which is known for its reliability and longevity. DLP projectors are less susceptible to color decay, ensuring that the images remain consistent over time. The InFocus LP810 also features a native XGA resolution of 1024 x 768 pixels, allowing for sharp image quality that enhances the clarity of text and graphics. Moreover, it supports various resolutions up to 1080p, making it versatile for different content formats.

Connectivity is a vital aspect of any projectors, and the InFocus LP810 does not disappoint. It offers multiple input options, including HDMI, VGA, and composite, accommodating various devices such as laptops, Blu-ray players, and gaming consoles. Additionally, the projector supports an RS-232 port for advanced integration into control systems, making it suitable for installation in larger venues.

Portability is another characteristic of the LP810, with a compact design that weighs approximately 5.5 pounds. This lightweight design facilitates easy transportation, making it a great choice for professionals who need to present in different locations. The projector also includes onboard controls, allowing users to make quick adjustments without needing a remote.

In terms of usability, the LP810 features an intuitive menu system that simplifies navigation, alongside an automatic keystone correction that ensures the image remains properly aligned, regardless of the projector's positioning. The inclusion of an Eco mode extends the life of the lamp while also reducing energy consumption, which is an added benefit for environmentally conscious users.

In summary, the InFocus LP810 is a versatile and powerful projector that combines advanced technology with user-friendly features. Its high brightness, exceptional image quality, and extensive connectivity options make it an excellent choice for any professional or educational setting. Whether you're delivering a crucial business presentation or engaging a classroom full of students, the LP810 ensures that your visuals stand out.
Top Page Image Contents