Usage Notice

Precautions

Please follow all warnings, precautions and mainte- nance as recommended in this user’s guide.

Warning- Do not look into the projector’s lens when the lamp is on. The bright light may hurt your eyes.

Warning- To reduce the risk of fire or electric shock, do not expose this projector to rain or moisture.

Warning- Please do not open or disassemble the projector &

 

box as this may cause electric shock.

 

Warning- When replacing the lamp, please allow unit to cool

 

down, and follow all replacement instructions. See

 

page 59.

 

Warning- This projector will detect the life of the lamp itself.

 

Please be sure to change the lamp when it shows

 

warning messages.

 

Warning- Reset the “Lamp Reset” function from the on-screen

 

display “System-->Projector-->Lamp” menu after

 

replacing the lamp module (refer to page 46).

 

Warning- When switching the projector off, please ensure the

 

cooling cycle has been completed before disconnect-

 

ing power. Allow 90 seconds for the projector to

 

cool down.

 

Warning- Do not use lens cap when projector is in operation.

When the lamp

Warning- When the lamp is approaching to the end of its life

reaches the end of its

life, the projector will

time, the message “Replacement suggested” will

not turn back on until

show on the screen. Please contact your local reseller

the lamp module has

or service center to change the lamp as soon as pos-

been replaced. To re-

sible.

place the lamp, follow

 

the procedures listed

 

under “Replacing the

 

Lamp” section on page

 

59.

 

6

Page 6
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Optoma Technology HD81 manual Precautions, Time, the message Replacement suggested will

HD81 specifications

The Optoma Technology HD81 is a high-performance projector that is designed primarily for home theater enthusiasts seeking an immersive viewing experience. This projector stands out in the market with its advanced features, exceptional image quality, and cutting-edge technology.

One of the HD81's key features is its 1080p resolution, delivering stunningly detailed and vibrant images. With a native resolution of 1920x1080 pixels, users can enjoy sharp details whether they're watching movies, playing video games, or streaming content. The projector employs DLP (Digital Light Processing) technology, which enhances color accuracy and ensures that images are bright and vivid, making it ideal for various viewing environments.

A significant characteristic of the Optoma HD81 is its impressive contrast ratio, which can exceed 10,000:1. This elevated contrast allows for deeper blacks and more distinct colors, creating a more dynamic range that enhances the viewing experience. The projector also boasts a brightness level of up to 1200 ANSI lumens, ensuring that images remain clear and visible even in moderately lit rooms.

The HD81 includes numerous connectivity options, making it versatile for a wide array of devices. With HDMI inputs, VGA ports, and USB options, users can easily connect their gaming consoles, Blu-ray players, or computers without hassle. Additionally, the projector supports various video formats, including 3D content, which adds a layer of depth and excitement to movies and games.

Another notable feature of the Optoma HD81 is its low noise operation. The fan noise is minimally intrusive, allowing viewers to focus entirely on the content, making it suitable for quiet settings such as home theaters.

Furthermore, the HD81 incorporates advanced image processing technologies, such as the BrilliantColor technology, which enhances color richness and improves overall image quality. This ensures that colors are accurately reproduced and that the viewing experience is as close to real life as possible.

In summary, the Optoma Technology HD81 is a compelling choice for anyone looking to elevate their home viewing experience. With its 1080p resolution, high contrast ratios, superior brightness, and versatile connectivity options, this projector is designed to deliver stunning visuals and a captivating experience for movie lovers and gamers alike. Whether for casual viewing or dedicated home theater setups, the HD81 remains an exemplary choice in the projector market.