LG Electronics M2780DF Appendix, Power Command k a, Aspect Ratio Command k c Main Picture Size

APPENDIX

01.Power (Command: k a)

►►To control Power On/Off of the set. Transmission

[k][a][ ][Set ID][ ][Data][Cr]

Data 00 : Power Off	01 : Power On
Ack

[a][ ][Set ID][ ][OK/NG][Data][x]

►►To show Power On/Off. Transmission

[k][a][ ][Set ID][ ][FF][Cr]

Ack

[a][ ][Set ID][ ][OK/NG][Data][x]

*Similarly, if other functions transmit ‘0xFF’ data based on this format, Acknowledgement data feed back presents status about each function.

*OK Ack., Error Ack. and other message may dis- play on the screen when TV is power On.

02. Aspect Ratio (Command: k c) (Main Picture Size)

►►To adjust the screen format. (Main picture format)

You can also adjust the screen format using the Aspect Ratio in the Q.MENU. or PICTURE menu.

Transmission

[k][c][ ][Set ID][ ][Data][Cr]

Data 01	: Normal screen (4:3)	07	: 14:9
02	: Wide screen (16:9)	09	: Just Scan
04	: Zoom	0B : Full Wide
06	: Original	10to 1F: CinemaZoom1to 16

Ack

[c][ ][Set ID][ ][OK/NG][Data][x]

*Using the PC input, you select either 16:9 or 4:3 screen aspect ratio.

*In DTV/HDMI (1080i 50 Hz / 60 Hz, 720p 50 Hz / 60 Hz, 1080p 24 Hz / 30 Hz / 50 Hz / 60 Hz), Component( 720p, 1080i, 1080p 50 Hz / 60 Hz) mode, Just Scan is available.

*Full Wide is supported only for Analogue, AV1, 2.

APPENDIX

03. Screen Mute (Command: k d)

►►To select screen mute on/off.

Transmission

[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

Ack

[d][ ][Set ID][ ][OK/NG][Data][x]

*In case of video mute on only, TV will display On Screen Display(OSD). But, in case of Screen mute on, TV will not display OSD.

04. Volume Mute (Command: k e)

►►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) 01 : Volume mute off (Volume on)

Ack

[e][ ][Set ID][ ][OK/NG][Data][x]

05. Volume Control (Command: k f)

►►To adjust volume.

You can also adjust volume with the VOLUME but- tons on remote control.

Transmission

[k][f][ ][Set ID][ ][Data][Cr]

Data Min : 00 to Max : 64

* Refer to ‘Real data mapping 1’. See page 153.

Ack

[f][ ][Set ID][ ][OK/NG][Data][x]

06. Contrast (Command: k g)

►►To adjust screen contrast.

You can also adjust contrast in the PICTURE menu.

Transmission

[k][g][ ][Set ID][ ][Data][Cr]

Data Min : 00 to Max : 64

* Refer to ‘Real data mapping 1’. See page 153.

Ack

[g][ ][Set ID][ ][OK/NG][Data][x]

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