APPENDIX

MAINTENANCE

WARNING TEMP. INDICATOR

WARNING TEMP. Indicator flashes red when an internal temperature of the projector exceeds normal temperature. This Indicator stops flashing when temperature of the projector returns to normal.

When WARNING TEMP. Indicator continues to flash, check items listed below.

1

Ventilation Slots of the projector may be blocked. In such an event, reposition the projector so that Ventilation Slots

are not obstructed.

2

Air Filter may be clogged with dust particles. Clean Air Filter by following section AIR FILTER CARE AND CLEANING

below.

3

If WARNING TEMP. Indicator remains on after performing above checks, Cooling Fans or Internal Circuits may be

malfunctioning. Contact service personnel from an authorized dealer or a service station.

AIR FILTER CARE AND CLEANING

Air Filter prevents dust from accumulating on surface of Projection Lens and Projection Mirror. Should Air Filter become clogged with dust particles, it will reduce Cooling Fans’ effectiveness and may result in internal heat build up and adversely affect life of the projector. Clean Air Filter following steps below:

1

Turn off the projector, and disconnect AC power cord from AC

outlet.

2

Turn the projector upside down and remove Air Filter (2 used) by

pulling latches upward.

3

Clean Air Filter with a brush or wash out dust and particles.

4

inserted.Replace Air Filter properly. Make sure that Air Filter is fully

CAUTION

Do not operate the projector with Air Filter removed. Dust may accumulate on LCD Panel and Projection Mirror degrading picture quality.

Do not put small parts into Air Intake Vents. It may result in malfunction of the projector.

AIR FILTER

Pull up and remove.

RECOMMENDATION

We recommend avoiding dusty/smoky environments when operating the projector. Usage in these environments may cause poor image quality.

When using under dusty or smoky conditions, dust may accumulate on a lens, liquid crystal panels, or optical elements inside the projector. This condition may degrade quality of the projected image.

When above symptoms are noticed, contact a Boxlight Corporation at 1-800-762-5757 or 360-779-7901 for cleaning.

CLEANING PROJECTION LENS

Follow these steps to clean Projection Lens:

1

Apply a non-abrasive camera lens cleaner to a soft, dry cleaning cloth. Avoid using an excessive amount of cleaner.

Abrasive cleaners, solvents or other harsh chemicals might scratch the surface.

2

3

Lightly wipe a cleaning cloth over Projection Lens.

When the projector is not in use, replace Lens Cover.

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BOXLIGHT CINEMA 20HD manual Appendix, Maintenance, AIR Filter Care and Cleaning, Cleaning Projection Lens
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CINEMA 20HD specifications

Introducing the BOXLIGHT CINEMA 20HD, a cutting-edge projector designed to transform your home entertainment experience. With advanced technologies and user-friendly features, this projector brings your favorite movies, games, and presentations to life with stunning clarity and vibrant colors.

One of the standout features of the CINEMA 20HD is its impressive resolution. Offering full HD 1080p, this projector ensures that every detail of your content is displayed with precision. Whether you're watching a blockbuster film or showcasing a presentation, the sharpness and accuracy of the image will captivate any audience. The projector boasts a brightness of 3500 lumens, making it suitable for various lighting conditions. This means you can enjoy your viewing experience even in rooms with ambient light without compromising picture quality.

Another significant characteristic of the BOXLIGHT CINEMA 20HD is its versatility in connectivity. It comes equipped with multiple HDMI ports, USB inputs, and even wireless capabilities, allowing you to connect a variety of devices effortlessly. Whether you want to stream content from a smartphone, laptop, or other devices, the CINEMA 20HD makes it simple to switch between sources.

The projector also features built-in speakers that deliver quality sound, enhancing your overall viewing experience. For those who crave an immersive audio experience, the option to connect external sound systems is available, further elevating your cinematic adventure.

In terms of design, the BOXLIGHT CINEMA 20HD is sleek and portable, making it easy to move from one room to another or take along for outdoor events. The lightweight body does not sacrifice durability, ensuring that you can enjoy its features for years to come.

Additionally, the projector is designed with user convenience in mind. Easy setup and a compatible remote control allow for a hassle-free operation. The adjustments for focus and zoom are straightforward, so you can quickly achieve the perfect image size and clarity.

In conclusion, the BOXLIGHT CINEMA 20HD embodies a blend of cutting-edge technology, impressive features, and user-friendly design, making it an ideal choice for anyone looking to enhance their home entertainment setup. Whether for movies, gaming, or presentations, it promises to deliver an extraordinary visual experience.
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