InFocus LP770 Problem Color or text not being projected, Problem Only a blank screen displays

Page 42

Problem: Color or text not being projected

•You might need to adjust the brightness up or down until the text is visible. Refer to “Brightness” on page 21 for more infor- mation.

Problem: The screen resolution is not right

•Make sure the computer’s video card is set for a resolution of no greater than 1024x768.

Problem: Image isn’t centered on the screen

•Move the projector to reposition the image.

•Reposition the image using the software. Refer to “Horizontal Position” on page 27 and “Vertical Position” on page 27.

•Be sure the projector is at a 90 degree angle to the screen.

Problem: Only a blank screen displays

•Verify that the cables are connected correctly. See page 7 through page 11 for connection procedures.

•Verify that the proper input source is connected.

•You might need to turn everything off and power up the equipment again in the proper order. Refer to your com- puter’s documentation to determine the correct order.

•Make sure your laptop’s external video port is turned on. See the “Portable and Laptop Activation Chart” on page 42 or your computer’s manual for details.

•Make sure your computer’s video board is installed and con- figured correctly.

•Make sure your computer has a compatible video board. The projector isn’t CGA, EGA or SXGA compatible.

If you’re using Windows 98:

1Open “My Computer” icon, the Control Panel folder and then the Display icon.

2Click the Settings tab.

3Verify that the Desktop area is set to 1024x768 or less.

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Contents Page Safety Certifications Declaration of Conformity Table of Contents Maintenance & Troubleshooting AppendixIndex Safety Instructions Asia, call InFocus in Singapore at 65 Compatibility Image ResolutionIntroduction Unpacking the ProjectorT r o d u c t i o n Usage Guidelines Warranty If You Need AssistanceSetting UP the Projector T 3 f tT t i n g O j e c t o r Connecting a Computer Connecting a mouse via the USB connector Connecting a mouse via the ADB connector Connecting a Video Player Powering up the Projector and Adjusting the Image Turning Off the Projector Using the Projector Basic Image AdjustmentUsing the Remote Control I n g O j e c t o r Adjusting the Projector Using the Keypad and Remote Buttons Use this button to accept your selections in the menus Remote only buttons Keypad LEDs Using the On-Screen Menus Picture Menu Sharpness Audio Menu Installation Menu Option Menu Cinema Mode Signal Menu Tracking Maintenance & Troubleshooting Cleaning the LensCleaning the Air Filters I n t e n a n c e Troubleshooting Replacing the Projection Lamp Lift up the metal handle and pull the module out Figure Replacing the Batteries in the Remote Control Using the Kensington LockTroubleshooting Problem Nothing on projection screenProblem Image isn’t centered on the screen Problem Color or text not being projectedProblem The screen resolution is not right Problem Only a blank screen displaysProblem Image and menus are reversed left to right Problem Image is too wide or narrow for screenProblem Image is out of focus Problem no soundProblem Lamp seems to be getting dimmer Problem Lamp shuts offPage Specifications AppendixAccessories Standard Accessories Ship with the projector Part NumberOptional Accessories Portable and Laptop Activation Chart Key command to Computer Activate port De-activate portFN-F8 CRT/LCD FN-D NCR FN-F6 Using Video Mirroring with a PowerBook Computer Projected Image Size Diagonal Height Width Distance toPage Index D e Still button Video Ordering cable 41 sync D e Limited Warranty Part Number
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LP770 specifications

The InFocus LP770 is a high-performance projector designed with advanced technology to meet the demands of modern presentations and visual displays. This model stands out in the competitive projector market due to its exceptional clarity, vibrant color reproduction, and user-friendly features.

At the heart of the InFocus LP770 is its powerful DLP (Digital Light Processing) technology. DLP offers excellent brightness and sharpness, making it suitable for various environments, from dimly lit conference rooms to well-lit auditoriums. With a brightness rating of 5000 ANSI lumens, the LP770 ensures that images remain vivid and detailed, even in challenging lighting conditions.

One of the key features of the LP770 is its native resolution of 1024x768 pixels, which delivers crisp images and is particularly well-suited for standard presentations and video content. The projector also supports 720p and 1080p content, allowing for compatibility with a range of media sources, and making it ideal for both business and educational settings.

In addition to its superior image quality, the InFocus LP770 boasts an impressive contrast ratio of 2000:1, enabling it to produce deep blacks and bright whites. This feature enhances the overall depth and richness of the images, making presentations more engaging and visually appealing.

Connectivity options are abundant with the LP770. It is equipped with multiple input ports, including HDMI, VGA, and USB, allowing users to connect various devices such as laptops, tablets, and even smartphones. This versatility ensures that users can easily switch between different sources during presentations without major disruptions.

Another significant aspect of the LP770 is its integrated speaker, which eliminates the need for additional audio equipment when delivering presentations. The built-in 10-watt speaker provides clear sound, making it a practical choice for small to medium-sized rooms.

Designed for ease of use, the InFocus LP770 features straightforward navigation controls and a comprehensive menu, allowing users to quickly make adjustments to settings such as brightness, contrast, and keystone correction. The projector's lightweight and portable design further enhance its usability, making it easy to transport and set up in different locations.

In conclusion, the InFocus LP770 offers a blend of outstanding image quality, multiple connectivity options, and user-friendly features, making it an excellent choice for professionals seeking a reliable projector for various applications. Whether for business meetings, educational purposes, or event displays, the LP770 stands out as a versatile and powerful tool for effective communication and engagement.
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