Maintenance

Air filter

If the air filter becomes clogged by dust or the like, internal temperatures rise and could cause a fire, a burn and/or malfunction to the projector.

When the indicators or a message prompts you to clean the air filter, clean the air filter as soon as possible. Please check and clean the air filter periodically, even if there is no message.

Please replace the air filter when it is damaged or too soiled. Preparation of a new air filter is recommended.

To prepare a new air filter, contact your dealer and tell the air filter type number.

Type number = NJ22642

And also when you replace the lamp, please replace the air filter. An air filter of specified type will come together with a replacement lamp for this projector.

1. Turn the projector off, and unplug the power cord. Allow the lamp to cool sufficiently.

2. When the projector is suspended from the ceiling, apply the vacuum cleaner to and around the filter cover first, to prevent of dust or the like.

3. Disconnect all the connectors and adapters that were connected to the projector's ports. Then slowly turn the projector so that the lens-side is facing up. While the projector is placed lens-side up, hold the projector.

4. Remove the filter cover and the air filter. Then slowly turn the projector, so that the bottom is facing up.

Usual filter cover

(1)Remove the filter cover. Hold the knobs while pulling

out it.

(2)Remove the air filter.

Hold the knob while pulling

out it.

(3)Slowly turn the projector bottom up.

Filter cover for bottom-up use

(1)Remove the filter cover.

Hold the knob while pulling out it.

(2)Slowly turn the projector bottom up.

(3)Remove the air filter from the filter cover.

Air filter

Filter cover

5. Apply a vacuum cleaner to the vent of the projector for the air filter, the air filter and filter cover.

Please replace the air filter when it is damaged or too soiled.

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Hitachi PJ-LC9 Type number = NJ22642, Usual filter cover, Filter cover for bottom-up use, Air filter Filter cover

PJ-LC9 specifications

The Hitachi PJ-LC9 is a compact and versatile projector, renowned for its cutting-edge features and outstanding performance. Ideal for business presentations, educational settings, and home theater use, it blends functionality with user-friendly design. With its impressive specifications, the PJ-LC9 caters to the demands of professionals and casual users alike.

One of the key features of the PJ-LC9 is its native resolution of 1024 x 768 pixels (XGA), which ensures crisp and clear images. This resolution is particularly beneficial for presentations containing detailed graphs, charts, and high-quality images. The projector’s brightness of 2500 ANSI lumens makes it suitable for use in a variety of lighting conditions, allowing it to shine in both dim and well-lit environments.

The PJ-LC9 employs advanced LCD technology, which enhances color accuracy and contrast, providing vibrant and lifelike visuals. This technology aids in delivering sharp and vivid images, which is crucial for capturing and maintaining the audience's attention during presentations or watching media content.

Another standout characteristic of the PJ-LC9 is its lightweight design, weighing just 2.5 kg, which makes it highly portable. Its compact form factor allows users to effortlessly transport it between locations, making it an excellent choice for traveling professionals and educators who need to present on-the-go.

Connectivity options are another advantage of the Hitachi PJ-LC9. It comes equipped with multiple input ports, including HDMI, VGA, and USB, enabling users to connect various devices such as laptops, desktops, and media players without hassle. The inclusion of RS-232C serial connection also makes it compatible with computer control for automation and control purposes.

Additionally, the projector features a built-in 1W speaker, providing adequate sound output for small spaces, although external speakers may still be preferable for larger venues. The PJ-LC9 also supports a range of aspect ratios, including 4:3 and 16:9, allowing for flexibility depending on the content being presented.

In terms of maintenance, the PJ-LC9 utilizes a long-lasting lamp that can deliver up to 3000 hours of operation in standard mode, extending to around 5000 hours in eco mode. This longevity ensures reduced maintenance costs and downtime for users.

In summary, the Hitachi PJ-LC9 is a reliable, feature-rich projector that excels in performance and versatility. Its combination of high resolution, brightness, portability, and connectivity options make it a popular choice for professionals and educators seeking an efficient and effective projection solution.