Command Reference List

APPENDIX

	COMMAND1		COMMAND2	DATA			COMMAND1 COMMAND2			DATA
	COMMAND1		COMMAND2	(Hexadecimal)			COMMAND1 COMMAND2			(Hexadecimal)
				00 ~ 01						00 ~ 64
01. Power		k	a	00 ~ 01		13. Balance		k	t	00 ~ 64
02. Aspect Ratio		k	c	G p.119		14. Color Temperature		k	u	00 ~ 02
03. Screen Mute		k	d	G p.119		15. Treble		k	r	00 ~ 64
04. Volume Mute		k	e	00 ~ 01		16. Bass		k	s	00 ~ 64
05. Volume Control		k	f	00 ~ 64		17. Abnormal State		k	z	FF
06. Contrast		k	g	00 ~ 64		18. Auto Configure		j	u	01
07. Brightness		k	h	00 ~ 64		19. Energy Saving		j	q	G p.120
08. Color		k	i	00 ~ 64		21. Channel Add/Del		m	b	00 ~ 01
09. Tint		k	j	00 ~ 64		22. Key		m	c	G p.121
10. Sharpness		k	k	00 ~ 64		23. Input select (Main)		x	b	G p.121
11. OSD Select		k	l	00 ~ 01		24. Backlight		m	g	00 ~ 64
12. Remote Control		k	m	00 ~ 01
Lock Mode


	COMMAND1		COMMAND2	DATA00		DATA01	DATA02	DATA03	DATA04	DATA05
	COMMAND1		COMMAND2	(Hexadecimal)	(Hexadecimal) (Hexadecimal) (Hexadecimal) (Hexadecimal) (Hexadecimal)
				(Hexadecimal)
				physical		major	major low	minor high	minor low	attribute
20. Channel Tuning		m	a	physical		major	major low	minor high	minor low	attribute
20. Channel Tuning		m	a	program high	program low
				program high	program low

APPENDIX

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 transmit the 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

118

47LH30FR, 37LH20R, 55LH50YR, 42LF20FR, 32LH30FR specifications

LG Electronics has consistently been a pioneer in the television industry, and their models 55LH50YR, 32LH30FR, 47LH50YR, 42LH30FR, and 37LH20R showcase their commitment to quality, innovation, and versatile technology.

The 55LH50YR is a standout model with a stunning 55-inch screen, delivering Full HD 1080p resolution. This large screen allows for an immersive viewing experience, whether you're watching movies or playing video games. One of its significant features is the LG Intelligent Sensor technology, which optimizes the picture quality based on the lighting conditions in your room. This means users can enjoy vibrant, true-to-life colors regardless of the environment.

The 32LH30FR, with its 32-inch display, is ideal for smaller spaces without compromising on features. It incorporates LG’s Triple XD Engine, enhancing color, contrast, and clarity for a more enjoyable viewing experience. This model supports various formats, ensuring excellent performance whether streaming content or watching standard television broadcasts.

The 47LH50YR, similar to the 55LH50YR but in a slightly smaller size, also boasts Full HD resolution. Its design is sleek and modern, making it an attractive addition to any living room. It features a built-in digital tuner, allowing viewers to access high-definition channels without the need for additional equipment. Integrated speakers produce exceptional sound quality, adding depth to the overall viewing experience.

The 42LH30FR model strikes a balance between size and technology with its 42-inch screen. With features like USB 2.0 connectivity, users can easily play videos, music, and photos directly from external drives. The inclusion of DivX HD support adds versatility, enabling more formats for playback, thus catering to diverse user preferences.

Lastly, the 37LH20R is a compact yet effective model for users looking for a smaller television. This 37-inch TV features LG’s picture wizard technology, allowing users to adjust brightness, sharpness, and color levels easily. The 37LH20R is ideal for bedrooms or smaller lounges while still delivering excellent performance.

Each model reflects LG’s unwavering commitment to providing cutting-edge technologies and a superior viewing experience. With various screen sizes and feature sets, these televisions cater to a wide range of consumer needs while maintaining the company's standard of excellence.

LG Electronics 47LH30FR, 42LF20FR Command Reference List, Transmission / Receiving Protocol

Models: 47LH30FR 37LH20R 55LH50YR 42LF20FR 32LH30FR 32LF20FR 37LH30FR 47LH50YR 42LH30FR 42LH50YR

APPENDIX