Maintenance Indicators

The warning lights on the projector indicate problems inside the projector.

If a problem occurs, either the temperature warning indicator or the lamp indicator will illuminate red, and the projector will enter the standby mode. After the projector has entered the standby mode, follow the procedures given below.

Power indicator

 

 

Lamp indicator

About the lamp indicator

Temperature warning indicator

 

 

 

 

 

 

 

About the temperature warning indicator

If the temperature inside the pro- jector increases, due to blockage of the air vents, or the setting lo-

cation, “” will illuminate in

the lower left corner of the picture. If the temperature keeps on rising, the lamp will turn off and the tem- perature warning indicator will blink, the cooling fan will run for a further 90 seconds, and then the projector will enter the standby mode. After

” appears, be sure to per- form the following measures.

The lamp life becomes 0%, when used for approximately 4,500 hours with “Eco Mode” or when used for approximately 3,000 hours with “Standard Mode” (see page 45).

When the remaining lamp life becomes

5% or less, “” (yellow) will be displayed on the screen. When the percentage be-

comes 0%, “” will change to “” (red), the lamp will automatically turn off and then the projector will automatically en- ter the standby mode. At this time, the lamp indicator will illuminate in red.

If you try to turn on the projector a fourth time without replacing the lamp, the pro- jector will not turn on.

 

Maintenance indicator

Condition

Problem

Possible Solution

 

 

 

 

 

 

Normal

Abnormal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blocked air intake

Relocate the projector to an area

 

 

 

 

 

 

with proper ventilation.

 

 

Temperature

 

 

The internal

 

 

 

 

 

 

 

 

 

 

warning

Off

Red on/

temperature is

Cooling fan break-

Take the projector to your nearest

 

down

Sharp Authorized Projector Dealer

 

indicator

Standby

abnormally high.

 

 

Internal circuit failure

or Service Center (see page 65)

 

 

 

 

 

 

 

 

 

 

Clogged air intake

for repair.

 

 

 

 

 

 

 

 

 

 

Green on

 

Time to change

Remaining lamp life

Carefully replace the lamp. (See

 

 

Red on

page 58)

 

 

the lamp

becomes 5% or less.

 

Lamp

Green

 

Take the projector to your nearest

 

blinks when

 

 

 

Sharp Authorized Projector Dealer

 

indicator

 

 

 

 

the lamp is

 

 

 

or Service Center (see page 65)

 

 

Red on/

The lamp does

Burnt-out lamp

 

 

warming up

for repair.

 

 

Standby

not illuminate.

Lamp circuit failure

 

 

or shutting

Please exercise care when

 

 

 

 

 

 

 

down.

 

 

 

replacing the lamp.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Securely install the cover.

 

 

 

 

The power

 

If the power indicator blinks even

 

Power

Green on/

Red blinks

indicator blinks

The filter/lamp unit

when the filter/lamp unit cover is

 

indicator

Red on

in red when the

cover is open.

securely installed, contact your

 

 

 

 

 

 

projector is on.

 

nearest Sharp Authorized Projec-

 

 

 

 

 

 

tor Dealer or Service Center for

 

 

 

 

 

 

advice.

 

 

 

 

 

 

-55

 

 

 

 

 

 

Appendix

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03.4.23, 9:59 AM

Page 59
Image 59
Sharp PG-A20X operation manual Maintenance Indicators, About the lamp indicator, About the temperature warning indicator

PG-A20X specifications

The Sharp PG-A20X projector is a compact and versatile projection solution designed for both business and educational environments. Known for its high-quality performance, the PG-A20X integrates advanced technologies that deliver sharp images and vibrant colors, making it ideal for presentations, lectures, and multimedia content.

One of the standout features of the Sharp PG-A20X is its impressive brightness, rated at 2000 lumens. This brightness ensures clear visibility even in well-lit rooms, allowing users to present effectively without dimming the surroundings. The projector also utilizes a high contrast ratio, typically around 2000:1, which enhances the depth and detail of images, providing a more engaging viewing experience.

The PG-A20X employs DLP (Digital Light Processing) technology, renowned for its reliability and picture quality. DLP projectors typically offer superior color accuracy and smooth motion, making the PG-A20X suitable for displaying video content as well as static images. In addition to vibrant colors, the unit’s sharpness and clarity are crucial for text-heavy presentation slides, ensuring that every detail is easily legible.

Portability is another key characteristic of the PG-A20X. Weighing around 3 kg, it is lightweight and easy to transport, making it an ideal choice for professionals who frequently move between locations. Its compact design also allows for straightforward setup in various environments, from classrooms to conference rooms.

Connectivity options are extensive, featuring HDMI, VGA, and audio input, which accommodate a wide range of devices, from laptops to DVD players. The projector also supports various formats, ensuring compatibility with different media. The integrated speaker, while small, adds convenience for presentations that do not require elaborate sound setups.

Furthermore, the Sharp PG-A20X boasts a long lamp life, often exceeding 3000 hours in standard mode. This longevity not only reduces the total cost of ownership but also minimizes maintenance frequency, allowing users to focus more on their presentations rather than on equipment upkeep.

In summary, the Sharp PG-A20X projector is characterized by its high brightness, DLP technology, portability, versatile connectivity, and long lamp life. These features make it a reliable choice for anyone looking to deliver impactful presentations in a variety of settings. Whether in the boardroom or the classroom, the PG-A20X stands out as a trusted companion for effective communication.