Command Reference List

COMMAND1

COMMAND2

DATA

COMMAND1 COMMAND2

DATA

(Hexadecimal)

00 ~ 01

01. Power

13.

Remote Control

00 ~ 01

02. Input Select

(G p.110)

Lock Mode

03. Aspect Ratio

(G p.110)

14.

Treble

00 ~ 64

04. Screen Mute

00 ~ 01

15.

Bass

00 ~ 64

05. Volume Mute

00 ~ 01

16.

Balance

00 ~ 64

06. Volume Control

00 ~ 64

17.

Color Temperature

00 ~ 02

07. Contrast

00 ~ 64

18.

ISM Method

(G p.111)

08. Brightness

00 ~ 64

19.

LowPower(Power/EnergySaving)

00 ~ 01

09. Color

00 ~ 64

20. Auto Configuration

(G p.111)

10. Tint

00 ~ 64

22. Channel Add/Del

00 ~ 01

11. Sharpness

00 ~ 64

23.

Key

(G p.112)

12. OSD Select

00 ~ 01

COMMAND1

COMMAND2

DATA00

DATA01

DATA02

DATA03

DATA04

DATA05

(Hexadecimal)

(Hexadecimal) (Hexadecimal) (Hexadecimal) (Hexadecimal) (Hexadecimal)

physical

major

major low

minor high

minor low

attribute

21. Channel Tuning

program high

program low

Transmission / Receiving Protocol

Transmission

[Command1][Command2][ ][Set ID][ ][Data][Cr]

[Command 1] : First command to control the set.(j, k, m or x)

[Command 2] : Second command to control the set.

[Set ID] : You can adjust the set ID to choose desired TV ID number in Setup menu. Adjustment range is 1~ 99. When selecting Set ID ‘0’, every connected the TV is controlled. Set ID is indicated as decimal (1~ 99) on menu and as Hexa decimal (0x0~0x63) on transmission /receiving protocol.

[DATA] : To transmitEthe command data.

Transmit the ‘FF’ data to read status of command. [Cr] : Carriage Return

ASCII code ‘0x0D’

[ ] : ASCII code ‘space (0x20)’

* In this model, TV will not send the status during the standby mode.

OK Acknowledgement

[Command2][ ][Set ID][ ][OK][Data][x]

The TV transmits ACK (acknowledgement) based on this for- mat when receiving normal data. At this time, if the data is data read mode, it indicates present status data. If the data is data write mode, it returns the data of the PC computer.

*In this model, TV will not send the status during the standby mode.

*Data Format

[Command 2] : Use as command.

[Set ID] : Use the small character, if set ID is 10, it will send the ‘0’, ‘a’.

[DATA] : Use the small character, if data is 0 x ab, it will send the ‘a’, ‘b’.

[OK] : Use the large character.

Error Acknowledgement

[Command2][ ][Set ID][ ][NG][Data][x]

The TV transmits ACK (acknowledgement) based on this for- mat when receiving abnormal data from non-viable functions or communication errors.

Data1: Illegal Code

Data2: Not supported function

Data3: Wait more time

*In this model, TV will not send the status during the standby mode.

*Data Format

[Command 2] : Use as command.

[Set ID] : Use the small character, if set ID is 10, it will send the ‘0’, ‘a’.

[DATA] : Use the small character, if data is 0 x ab, it will send the ‘a’, ‘b’.

[NG] : Use the large character

APPENDIX

109

42PQ12, 50PQ12 specifications

The LG Electronics 42PQ12 and 50PQ12 models represent a significant advancement in plasma display technology, specifically designed for home entertainment and commercial use. Known for their vivid picture quality and robust build, these models are ideal for viewers seeking immersive audio-visual experiences.

One of the standout features of both the 42PQ12 and the 50PQ12 is their impressive display resolution. With a native resolution of 1366 x 768 pixels, these plasma screens offer sharp and detailed images, making them suitable for watching everything from HD movies to high-action sports. The screen sizes vary, with the 42-inch model being perfect for small to medium rooms, while the larger 50-inch model is designed to create a cinema-like experience in larger spaces.

The technology behind these models includes LG's unique Plasma Display Panel (PDP), which utilizes thousands of tiny gas cells to produce bright, vibrant colors. This results in deeper blacks and more accurate color reproduction compared to traditional LCD screens. Viewers will appreciate the enhanced contrast ratios and wider viewing angles, enabling a more enjoyable viewing experience from different positions in the room.

Another key characteristic of the 42PQ12 and 50PQ12 is their fast response time. Plasma displays are known for reducing motion blur, making them particularly effective for fast-paced action scenes or sports programming. Additionally, these models can achieve impressive brightness levels, ensuring that the images remain clear and vibrant even in well-lit environments.

In terms of connectivity, both models feature multiple HDMI ports, allowing users to easily connect various devices such as Blu-ray players, gaming consoles, and sound systems. The built-in audio system offers decent sound quality, with the option to enhance the experience through external speakers or sound systems.

Energy efficiency is another important aspect of the design, as both models incorporate technology aimed at reducing power consumption while delivering high-quality performance.

Overall, the LG Electronics 42PQ12 and 50PQ12 models are excellent choices for anyone looking for versatile and high-performing plasma displays. With their combination of advanced technologies and user-friendly features, they stand as a testament to LG's commitment to delivering quality home entertainment solutions.

LG Electronics 50PQ12, 42PQ12 Command Reference List, Transmission / Receiving Protocol

Models: 42PQ12 50PQ12