Samsung OHA 75" 4K Outdoor Commercial Display - Manual (Page 29)

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Video Wall On
• Function
Turn Video Wall on or off on the product from your computer.
• Get Video Wall On/Off Status
Header Command ID Data length Checksum
0xAA 0x84 0
• Set Video Wall On/Off
Header Command ID Data length Data Checksum
0xAA 0x84 1 V.Wall_On
• V.Wall_On: Video Wall code to be assigned to the product
1: Video Wall ON
0: Video Wall OFF
• Ack
Header Command ID Data length Ack/Nak r-CMD Val1 Checksum
0xAA 0xFF 3 'A' 0x84 V.Wall_On
V.Wall_On : Same as above
• Nak
Header Command ID Data length Ack/Nak r-CMD Val1 Checksum
0xAA 0xFF 3 'N' 0x84 ERR
"ERR": A code showing what error has occurred
Video Wall User Control
• Function
Turn the Video Wall function on or off on the product from your computer.
• Get Video Wall Status
Header Command ID Data length Checksum
0xAA 0x89 0
• Set Video Wall
Header Command ID Data length Val1 Val2 Checksum
0xAA 0x89 2 Wall_Div Wall_SNo
Wall_Div: Video Wall Divider code assigned to the product