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User Manual - Page 82

For M2550D. Also, The document are for others LG Electronics models: M1950D, M2250D, M2350D, M2450D

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82
ENG
ENGLISH
EXTERNAL CONTROL DEVICE SETUP
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monitorIDnumberinoption
menu.Adjustmentrangeis1to99.When
selectingSetID‘0’,everyconnected
setiscontrolled.SetIDisindicatedas
decimal(1to99)onmenuandasHexa
decimal(0x0to0x63)ontransmission/
receivingprotocol.
*[DATA]:Totransmitcommanddata.
Transmit‘FF’datatoreadstatusof
command.
*[Cr]:CarriageReturn
ASCIIcode‘0x0D’
*[]:ASCIIcode‘space(0x20)’
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
ThesettransmitsACK(acknowledgement)based
onthisformat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.
Error Acknowledgement
[Command2][ ][Set ID][ ][NG][Data][x]
*ThesettransmitsACK(acknowledgement)based
onthisformatwhenreceivingabnormaldatafrom
non-viablefunctionsorcommunicationerrors.Data
00:IllegalCode
Transmission / Receiving
protocol
01. Power (Command: k a)
TocontrolPowerOn/Offoftheset.
Transmission[k][a][][SetID][][Data][Cr]
Data00:PowerOff Data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display
onthescreenwhenMonitorSet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)
02:Widescreen(16:9)
04:Zoom
06:Original
07:14:9
09:JustScan
0B:FullWide
10to1F:CinemaZoom1to16
Acknowledgement[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,AV.
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
Acknowledgement[d][][SetID][][OK/NG][Data][x]
*Incaseofvideomuteononly,MonitorSetwill
displayOnScreenDisplay(OSD).But,incaseof
Screenmuteon,MonitorSetwillnotdisplayOSD.
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