Cleaning the Lens

Care and Maintenance

■Do not drop the projector or place it on an unstable surface.

■Do not expose the projector to rain or moisture.

■Do not allow anything to rest on the power cord. Do not walk on the cord.

■Do not allow the projector to be exposed to high temperatures.

■Do not open the projector or attempt to service this product for any reason other than to replace the lamp module. Adjust only those controls that are covered by the operating instructions. If the projector is not operating properly or has been dropped or damaged, contact your Compaq authorized dealer, reseller, or service provider.

To minimize the risk of damaging or scratching the lens surface, follow this cleaning procedure. First, remove any dust particles from the lens by blowing them off with clean, dry, deionized air. However, this may not be a convenient method, and an alternate method is described below.

To clean the lens, use only a clean cloth and follow these steps:

ÄCAUTION: Do not spray any type of fluid or cleaner directly on the lens surface. Do not use liquid cleaners.

1.Wipe the lens in a single direction with a clean, dry cloth. Do not wipe back and forth across the lens surface.

7–2	Compaq iPAQ Microportable Projector MP4800 User’s Guide

MP4800 specifications

The Compaq MP4800 is a notable model in the landscape of portable multimedia projectors. Launched in the early 2000s, it distinguished itself with a combination of versatility, performance, and robust design aimed specifically at business presentations and educational environments.

One of the key features of the Compaq MP4800 is its impressive brightness, rated at around 2000 ANSI lumens. This level of brightness allows the projector to perform well in various lighting conditions, making it an excellent choice for conference rooms or classrooms. Additionally, the projector boasts a native resolution of 1024 x 768 (XGA), enabling sharp and clear image quality for both text and graphics.

The MP4800 incorporates advanced DLP (Digital Light Processing) technology, which provides superior color accuracy and contrast compared to older display technologies. Users find that colors appear vibrant and lifelike, enhancing the overall viewing experience. The DLP chip also reduces the chances of the "rainbow effect," a common issue with older single-chip projectors.

Connectivity is another strong suit of the Compaq MP4800. It includes a variety of input options, such as VGA, composite video, S-video, and even audio inputs, making it easy to connect to laptops, DVD players, and other multimedia devices. This versatility ensures that users can utilize the projector across a range of platforms.

Ease of use is prioritized in the design of the MP4800. It features a user-friendly interface, with intuitive controls that allow users to quickly adjust settings and troubleshoot issues. The projector is designed for portability, weighing around 5.5 pounds, which allows for easy transport between meeting rooms or to off-site locations.

In terms of durability and maintenance, the Compaq MP4800 features a long-lasting lamp life of approximately 2000 to 3000 hours, depending on usage mode. This results in reduced maintenance costs and less frequent lamp replacements, providing users with more extended periods of uninterrupted use.

Overall, the Compaq MP4800 brings a well-rounded package for those who need a reliable and effective multimedia projector. With its solid brightness, excellent image quality, versatile connectivity options, and ease of use, it remains a respected choice in environments where quality presentations are essential.