Xerox DP 820 manual Maintenance, Cleaning the Lens, Cleaning the Projector

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Maintenance

Maintenance

The projector needs proper maintenance. Keep the lens clean because dust, dirt, or spots will project on the screen and diminish image quality.

Keep the projector housing clean to maintain its appearance.

Before cleaning the lens or housing, always turn off the power first and unplug the power cord.

Note that only the lamp is replaceable. If any other parts need replacing, contact your dealer or qualified service personnel.

Warning—Never open any of the covers on the projector except the lamp cover. Dangerous electrical voltages inside the projector can cause serious injury. Do not attempt to service the projector yourself. Refer all servicing to qualified service personnel.

Cleaning the Lens

1.Turn off the projector and let it cool down. Make sure the lens is also cool.

2.Wipe the lens in a circular motion with lens cleaning paper. Do not touch the lens with your hands.

Always keep the lens cap on the lens when the projector is not in use.

Cleaning the Projector

1.Turn off the projector and let it cool down.

2.Unplug the power cord.

3.Using a soft cloth, clean the projector’s case, and then carefully remove any dust blocking the projector’s ventilation vents.

If dirt and stains are not easily removed, dampen the cloth with water, or water and a neutral detergent.

4.Wipe dry with a soft, dry cloth.

Never use abrasive cleanser, detergents, or cleaning solvent on the case or the vents. Never use benzene, thinners, or chemical sprays.

Do not try to clean dust from the inside the projector’s case.

Xerox DP 820 User’s Guide

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Contents Projector Projector Page Table of Contents Xerox DP 820 User’s Guide Welcome Precautions Do’s and Don’ts Don’tXerox DP 820 Projector What’s in the BoxXerox DP 820 Features and Controls Interface Connector Connecting the Projector Connecting the Projector to a ComputerConnecting the Projector to an S-Video Source Connecting the Projector to a Composite Video Source Connecting the Projector to an Hdtv Video Source Powering On/Off the Projector To turn on the projector’s powerTo turn off the projector power LED Indicators To lower the projector Adjusting the Projected ImageTo raise the projector Adjusting the Projector Zoom/Focus Adjusting Projection Image SizePanel Control Panel Control and Remote ControlUser Controls Remote Control EnterRemote Control Operation Displaying the OSD Main Menu and Selecting Settings On-Screen Display OSD MenusImage Menu User Controls Video Menu Display Menu Language Menu Advanced Menu RGB YCbCr YPbPrAudio Menu Cleaning the Projector MaintenanceCleaning the Lens Precautions When Changing a Lamp Changing the LampTo Change the Lamp Module Troubleshooting Problem No image appears on the screenProblem Image is out of focus Problem The image is flickering or otherwise unstableProblem Image has vertical flickering stripes Problem Image is reversed or inverted Problem No soundProblem Remote control does not work Problem Lamp burns out or makes a popping soundXerox DP 820 Projector Specifications Preset Signals Following tables describe the projector’s preset signalsHdtv Preset Signals Frequency Preset Signals KHzMaintenance Xerox DP 820 User’s Guide Product Recycling and Disposal for USA Appendix a NoticesFederal Communications Commission FCC for USA Xerox DP 820 User’s Guide 05-0661-200

DP 820 specifications

The Xerox DP 820 stands out as a significant achievement in the realm of document production and print processing technology. Launched during an era when businesses were evolving rapidly toward streamlined operations, the DP 820 was designed to meet the demands of high-volume printing while ensuring quality and efficiency.

One of the main features of the Xerox DP 820 is its ability to produce large quantities of printed materials with remarkable speed and clarity. Capable of printing at speeds of up to 120 pages per minute, this machine is particularly well suited for organizations that require quick turnaround times for their documentation needs. This efficiency is complemented by its high-resolution output, achieving up to 600 dots per inch (dpi), ensuring that text and images are crisp and professional.

In terms of technology, the Xerox DP 820 utilizes advanced laser printing technology. This method enhances the quality of printed materials while reducing waste and energy consumption compared to traditional printing techniques. The laser printing process allows for precise control over every pixel, resulting in sharp images and clean text, thus making it ideal for marketing materials, reports, and other business documents.

Another notable characteristic of the Xerox DP 820 is its versatility in handling various media types. From standard office paper to heavier card stock, and even labels, this printer is designed to accommodate a wide range of printing needs. Its robust paper handling features include multiple input trays, enabling users to load different types of paper simultaneously, streamlining workflow and improving productivity.

The DP 820 also supports various finishing options, including stapling, hole punching, and duplex printing, which can significantly reduce the need for additional tools or processes. This all-in-one capability means that businesses can complete entire printing projects in-house, saving time and resources.

In terms of connectivity, the Xerox DP 820 is equipped with various interfaces that allow seamless integration with networked environments. This connectivity enhances collaboration among team members, making it easy to share printing tasks and manage documents efficiently.

Overall, the Xerox DP 820 is a powerful tool for businesses looking to enhance their document production capabilities. With its high-speed printing, exceptional output quality, versatile media handling, and advanced finishing options, it represents a significant investment in operational efficiency and professional presentations. For organizations focused on productivity and quality, the Xerox DP 820 remains a noteworthy choice in the competitive landscape of printers.