LG 42LH90 - RS-232 C Commands: Basic Controls; Power, Input, Aspect Ratio Commands; Volume, Contrast, and Color Commands

APPENDIX
117
0011.. PPoowweerr ((CCoommmmaanndd:: kk aa))
To control Power On/Off of the TV.
Transmission [k][a][ ][Set ID][ ][Data][Cr]
Data 00: Power Off Data 01: Power On
Acknowledgement [a][ ][Set ID][ ][OK/NG][Data][x]
* In a like manner, if other functions transmit ‘FF’ data
based on this format, Acknowledgement data feedback
presents status about each function.
* Note: In this model, TV will send the Acknowledge
after power on processing completion.
There might be a time delay between command and
acknowledge.
0022.. IInnppuutt SSeelleecctt ((CCoommmmaanndd:: xx bb))
To select input source for TV.
Transmission [x][b][ ][Set ID][ ][Data][Cr]
Data 00: DTV (Antenna) Data 01: DTV (Cable)
Data 10: Analog (Antenna) Data 11: Analog (Cable)
Data 20: AV1 Data 21: AV2
Data 40: Component1 Data 41: Component 2
Data 60: RGB-PC Data 90: HDMI1
Data 91: HDMI2 Data 92: HDMI3
Data 93: HDMI4
Acknowledgement [b][ ][Set ID][ ][OK/NG][Data][x]
0033.. AAssppeecctt RRaattiioo ((CCoommmmaanndd:: kk cc))
To adjust the screen format.
Transmission [k][c][ ][Set ID][ ][Data][Cr]
Data 01: 4:3 09: Just scan
02: 16:9 10: Cinema Zoom1
04: Zoom
06: Set by program 1F: Cinema Zoom16
Acknowledgement [c][ ][Set ID][ ][OK/NG][Data][x]
0044.. SSccrreeeenn MMuuttee ((CCoommmmaanndd:: kk dd))
To select screen mute on/off.
Transmission [k][d][ ][Set ID][ ][Data][Cr]
Data 00: Screen mute off (Picture on), Video-out Mute off
Data 01: Screen mute on (Picture off)
Data 10: Video-out Mute on
Acknowledgement [d][ ][Set ID][ ][OK/NG][Data][x]
* In case of Video-out Mute on only, TV will display On
Screen Display (OSD). But, in case of screen mute on,
TV will not display On Screen Display (OSD).
0055.. VVoolluummee MMuuttee ((CCoommmmaanndd:: kk ee))
To control volume mute on/off.
You can also adjust mute using the MUTE button on
remote control.
Transmission [k][e][ ][Set ID][ ][Data][Cr]
Data 00: Volume mute on (Volume off)
Data 01: Volume mute off (Volume on)
Acknowledgement [e][ ][Set ID][ ][OK/NG][Data][x]
0066.. VVoolluummee CCoonnttrrooll ((CCoommmmaanndd:: kk ff))
To adjust volume.
You can also adjust volume with the volume buttons on
remote control.
Transmission [k][f][ ][Set ID][ ][Data][Cr]
Data Min: 00 ~ Max: 64 (*transmit by Hexadecimal code)
*Refer to ‘Real data mapping’.
Acknowledgement [f][ ][Set ID][ ][OK/NG][Data][x]
0077.. CCoonnttrraasstt ((CCoommmmaanndd:: kk gg))
To adjust screen contrast.
You can also adjust contrast in the PICTURE menu.
Transmission [k][g][ ][Set ID][ ][Data][Cr]
Data Min: 00 ~ Max: 64 (*transmit by Hexadecimal code)
*Refer to ‘Real data mapping’.
Acknowledgement [g][ ][Set ID][ ][OK/NG][Data][x]
0088.. BBrriigghhttnneessss ((CCoommmmaanndd:: kk hh))
To adjust screen brightness.
You can also adjust brightness in the PICTURE menu.
Transmission [k][h][ ][Set ID][ ][Data][Cr]
Data Min: 00 ~ Max: 64 (*transmit by Hexadecimal code)
*Refer to ‘Real data mapping’.
Acknowledgement [h][ ][Set ID][ ][OK/NG][Data][x]
0099.. CCoolloorr ((CCoommmmaanndd:: kk ii))
To adjust screen color.
You can also adjust color in the PICTURE menu.
Transmission [k][i][ ][Set ID][ ][Data][Cr]
Data Min: 00 ~ Max: 64 (*transmit by Hexadecimal code)
*Refer to ‘Real data mapping’.
Acknowledgement [i][ ][Set ID][ ][OK/NG][Data][x]
1100.. TTiinntt ((CCoommmmaanndd:: kk jj))
To adjust screen tint.
You can also adjust tint in the PICTURE menu.
Transmission [k][j][ ][Set ID][ ][Data][Cr]
Data Red: 00 ~ Green: 64 (*transmit by Hexadecimal code)
*Refer to ‘Real data mapping’.
Acknowledgement [ j ][ ][Set ID][ ][OK/NG][Data][x]