Samsung VM55B-U 55" Video Wall Display - Manual (Page 34)

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Input source control
• Function
The input source of a product can be changed using a PC.
• Viewing input source state (Get Input Source Status)
Header Command ID Data length Checksum
0xAA 0x14 0
• Setting the input source (Set Input Source)
Header Command ID Data length Data Checksum
0xAA 0x14 1 "Input Source"
"Input Source": An input source code to be set on a product.
0x14 PC
0x18 DVI
0x0C Input source
0x08 Component
0x1F DVI_video
0x30 RF(TV)
0x40 DTV
0x21 HDMI1
0x22 HDMI1_PC
0x23 HDMI2
0x24 HDMI2_PC
0x25 DisplayPort
―
DVI_video, HDMI1_PC and HDMI2_PC cannot be used with the Set command. They only
respond to "Get" commands.
―
This model does not support HDMI1_PC and HDMI2_PC ports.
―
RF(TV), DTV are only available with models that include a TV.
• Ack
Header Command ID Data length Ack/Nak r-CMD Val1 Checksum
0xAA 0xFF 3 'A' 0x14 "Input
Source"
"Input Source": An input source code to be set on a product.
• Nak
Header Command ID Data length Ack/Nak r-CMD Val1 Checksum
0xAA 0xFF 3 'N' 0x14 "ERR"
"ERR" : A code showing what error has occurred.