RS-232C Specifications and Command Settings

PC control

A computer can be used to control the projector by connecting an RS-232C serial control cable (cross type, sold separately) to the projector. (See page 20 for connection.)

Communication conditions

Set the serial port settings of the computer to match that of the table.

Signal format: Conforms to RS-232C standard.

Parity bit: None

Baud rate: 9,600 bps

Stop bit: 1 bit

Data length: 8 bits

Flow control: None

Basic format

Commands from the computer are sent in the following order: command, parameter, and return code. After the projector processes the command from the computer, it sends a response code to the computer.

Command format

 

C1 C2

C3

C4

P1

P2

P3

P4

 

 

 

 

 

Return code (0DH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Command 4-digit

Parameter 4-digit

 

 

 

 

Response code format

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Normal response

 

Problem response (communication error or incorrect command)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

K

 

 

Return code (0DH)

 

 

 

E

R

R

 

Return code (0DH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Info

•When more than one code is being sent, send each command only after the response code for the previous command from the projector is verified.

Note

•When the projector is put into the standby mode, a message “Shutting Down. Please Wait.” is displayed for about 20 seconds. At that time, if the “POWR_ _ _1” command is being sent, “ERR” will be returned and this command is not received.

Commands

Example: When turning on the projector, make the following setting.

 

 

 

 

Computer

 

 

 

 

 

 

→

Projector

P

O

W

R

_

_

 

 

_

1

 

O

K

 

 

 

 

←

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL CONTENTS

 

COMMAND

PARAMETER

 

RETURN

 

 

 

 

 

Standby

 

P O W R _ _ _ 0

OK or ERR

 

 

 

 

 

Power On

 

P O W R _ _ _ 1

OK or ERR

 

 

 

 

 

INPUT1

 

I

R G B _ _ _ 1

OK or ERR

 

 

 

 

 

INPUT2

 

I

V E D _ _ _ 1

OK or ERR

 

 

 

 

KEY

INPUT3

 

I

V E D _ _ _ 2

OK or ERR

 

 

 

 

INPUT1 SIGNAL TYPE : AUTO

 

I

A S I

_ _ _ 0

OK or ERR

 

 

 

 

CONTROL

INPUT1 SIGNAL TYPE : RGB

 

I

A S I _ _ _ 1

OK or ERR

 

 

 

 

 

 

 

 

 

 

 

INPUT1 SIGNAL TYPE : COMPONENT

 

I

A S I _ _ _ 2

OK or ERR

 

 

 

 

REMOTE&

Lamp Status

 

T L P S _ _ _ 1

0:Off, 1:On, 2:Retry, 3:Waiting, 4:Lamp Error

 

 

 

 

Lamp Usage Time (hour)

 

T L T T _ _ _ 1

0~9999

 

 

 

 

 

BUTTONS

Remaining Lamp Life (Percentage)

 

T L T L _ _ _ 1

0~100

 

 

 

 

 

Unit Status

 

T A B N _ _ _ 1

0:Normal, 1:Temp High, 2:Fan Err,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4:Filter Cover Err, 8:Lamp Life 5% or less,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16:Lamp Burnt-out, 32:Lamp Not Lit,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

64:Temp Abnormally High

 

 

 

 

 

Model Name Check

 

T N A M _ _ _ 1

PROJECTOR NAME

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AV Mute Off

 

I M B K _ _ _ 0

OK or ERR

 

 

 

 

 

AV Mute On

 

I M B K _ _ _ 1

OK or ERR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Auto Sync Start

 

A D J S _ _ _ 1

OK or ERR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note

•If an underbar (_) appears in the parameter column, enter a space. If an asterisk (*) appears, enter a value in the range indicated in brackets under CONTROL CONTENTS.

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Appendix

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Sharp PG-A20X RS-232C Specifications and Command Settings, PC control, Communication conditions, Basic format, Commands
Page 64 Page 66

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.
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