Manuals / LG Electronics / TV and Video / CRT Television

LG Electronics 32LD320, 32LD350 Command Reference List, Transmission / Receiving Protocol, 124

Models: 26LD350 42LD450 42LD420 47LD420 32LD450 47LD450 19LD350 55LD520 32LD320 32LD350 37LD450 22LD350

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APPENDIX

Command Reference List

 

 

COMMAND1

COMMAND2

DATA

 

 

COMMAND1

COMMAND2

DATA

 

 

(Hexadecimal)

 

 

(Hexadecimal)

 

 

 

 

00 ~ 01

 

 

 

 

 

 

00 ~ 64

01.

Power

k

a

14.

Treble

 

k

r

02. Input Select

x

b

(G p.125)

15.

Bass

 

k

s

00 ~ 64

03. Aspect Ratio

k

c

(G p.125)

16.

Balance

 

k

t

00 ~ 64

04. Screen Mute

k

d

(G p.125)

 

17.

Color Temperature

 

k

u

00 ~ 02

05. Volume Mute

k

e

00 ~ 01

18.

Energy Saving

 

j

q

(G p.127)

06. Volume Control

k

f

00 ~ 64

19.

Auto Configuration

 

j

u

(G p.127)

07.

Contrast

k

g

00 ~ 64

21.

Channel Add/Del

 

m

b

00 ~ 01

08. Brightness

k

h

00 ~ 64

22. Key

 

m

c

(G p.127)

09. Color

k

i

00 ~ 64

23.

Backlight

 

m

g

00 ~ 64

10.

Tint

k

j

00 ~ 64

 

 

 

 

 

 

 

11.

Sharpness

k

k

00 ~ 64

 

 

 

 

 

 

 

12.

OSD Select

k

l

00 ~ 01

 

 

 

 

 

 

 

13.

Remote Control

k

m

00 ~ 01

 

 

 

 

 

 

 

 

Lock Mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMMAND1

COMMAND2

DATA00

DATA01

DATA02

DATA03

DATA04

DATA05

 

(Hexadecimal)

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

 

 

 

 

 

 

physical

major

major low

minor high

minor low

attribute

20. Channel Tuning

m

a

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

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LG Electronics 32LD320, 32LD350, 47LD450, 47LD420, 37LD450 Command Reference List, Transmission / Receiving Protocol, 124
Page 123 Page 125

26LD350, 42LD450, 42LD420, 47LD420, 32LD450 specifications

LG Electronics has long been a leader in the television market, and their models 47LD450, 42LD450, 22LD350, 32LD350, and 47LD420 showcase the brand’s commitment to delivering quality and innovation.

The LG LD450 series, particularly the 47LD450 and 42LD450, feature Full HD 1080p resolution, providing crystal-clear images with stunning detail. The LED-backlit technology enhances brightness and contrast, delivering deeper blacks and vibrant colors. These models come equipped with LG's Intelligent Sensor technology, which automatically adjusts picture settings based on ambient light, ensuring optimal viewing conditions whether it’s day or night.

Additionally, both the 47LD450 and 42LD450 support 120Hz refresh rate, which greatly reduces motion blur during fast-moving scenes, making them ideal for watching sports or action-packed movies. The models are also designed with a sleek, modern aesthetic, featuring a slim bezel that enhances the viewer’s immersion in the content.

The 32LD350 and 22LD350 models are perfect for smaller spaces, delivering high-quality performance without compromising on features. Both models boast a 720p resolution, ensuring good picture quality for everyday viewing. The 32LD350 has a larger screen ideal for a bedroom or office, while the 22LD350 is compact enough for kitchens or small rooms.

All these models incorporate LG’s EZ Adjustable Stand, allowing users to easily tilt their screens for the best viewing angle. Furthermore, they come equipped with USB connectivity options, enabling viewers to play their favorite media files directly from flash drives, enhancing the user experience.

The 47LD420 model combines the strengths of its counterparts, featuring a stylish design, alongside 1080p resolution and LED backlighting. With built-in Dolby Digital audio technology, it delivers clear and dynamic sound to complement its stunning visuals.

These televisions also include multiple HDMI ports, providing ample connectivity options for external devices. The combination of design, technology, and functionality evident in the LG Electronics LD450 and LD350 series reflects the company's commitment to creating exceptional viewing experiences. Whether it's gaming, streaming, or watching movies, these models ensure satisfaction and enjoyment for all users.