LG Pro:Centric 24LT572M Setup Manual page 91

Data Conversion (Hexadecimal : Decimal)
In cases where decimal values are shown in commands, refer to following conversion examples to enter
the [Data] value in the terminal program as hexadecimal.
Note: The Channel Tune (ma) Command uses two-byte hexadecimal values ([Data]) to represent the
channel number.
00: Step 0
01: Step 1 or Set ID 1
...
0A: Step 10 or Set ID 10
...
0F: Step 15 or Set ID 15
10: Step 16 or Set ID 16
...
TLT Command Detailed Descriptions
Note: Commands may work differently depending on model and signal.
01. Power (Command: k a)
•
To control TV power (ON/OFF).
Command (Control) Structure
[k][a][ ][Set ID][ ][Data][CR]
Data 00: Power Off
Acknowledgment
[a][ ][Set ID][ ][OK/NG][Data][x]
•
To show TV power status (ON/OFF).
Command (Status) Structure *
[k][a][ ][Set ID][ ][FF][Cr]
Acknowledgment
[a][ ][Set ID][ ][OK][Data][x]
* Similarly, when Data [FF] is sent for other functions (based
on this format), the Acknowledgment feedback returns status
about each function.
02. Aspect Ratio (Command: k c)
To adjust the aspect ratio.
Command Structure
[k][c][ ][Set ID][ ][Data][CR]
Data 01: Normal Screen (4:3)
02: Wide Screen(16:9)
04: Zoom
06: Set by Program/Original
09: Just Scan
10 to 1F: Cinema Zoom 1 to 16
0C: Cinemascope (21:9)
206-4342
Reference: TLT Communication Parameters (Cont.)
32: Step 50 or Set ID 50
33: Step 51 or Set ID 51
...
63: Step 99 or Set ID 99
...
C7: Step 199
C8: Step 200
...
01: Power On
FE: Step 254
FF: Step 255
...
01 00: Channel 256
...
27 0E: Channel 9998
27 0F: Channel 9999
...
Acknowledgment
[c][ ][Set ID][ ][OK/NG][Data][x]
•
Using the PC input, you can select either 16:9 or 4:3
screen aspect ratio.
•
In DTV/HDMI/Component mode (high-definition),
Just Scan is available.
•
Full wide mode may work differently based on model
and is supported for DTV fully and ATV / AV partially.
03. Screen Mute (Command: k d)
To control screen mute.
Command Structure
[k][d][ ][Set ID][ ][Data][CR]
Data 00: Screen Mute Off (Picture On)
Video Mute Off
01: Screen Mute On (Picture Off)
10: Video Mute On *
Acknowledgment
[d][ ][Set ID][ ][OK/NG][Data][x]
* In case of Video Mute On only, the TV will show OSD. In
case of Screen Mute On, the TV will not show OSD.
04. Volume Mute (Command: k e)
To control volume mute.
Command Structure
[k][e][ ][Set ID][ ][Data][CR]
Data 00: Volume Mute On (Volume Off)
01: Volume Mute Off (Volume On)
91