Samsung UHD Signage Player Box - Manual (Page 26)

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Power control
• Function
A product can be powered on and off using a PC.
• Viewing power state (Get Power ON / OFF Status)
Header Command
ID
Data length
Checksum
0xAA 0x11 0
• Setting power ON/Off (Set Power ON / OFF)
Header Command
ID
Data length Data
Checksum
0xAA 0x11 1 "Power"
"Power": Power code to be set on a product.
1: Power ON
0: Power OFF
• Ack
Header Command
ID
Data length Ack/Nak r-CMD Val1
Checksum
0xAA 0xFF 3 'A' 0x11 "Power"
"Power": Power code to be set on a product.
• Nak
Header Command
ID
Data length Ack/Nak r-CMD Val1
Checksum
0xAA 0xFF 3 'N' 0x11 "ERR"
"ERR" : A code showing what error has occurred.
Volume control
• Function
The volume of a product can be adjusted using a PC.
• Viewing volume state (Get Volume Status)
Header Command
ID
Data length
Checksum
0xAA 0x12 0
• Setting the volume (Set Volume)
Header Command
ID
Data length Data
Checksum
0xAA 0x12 1 "Volume"
"Volume": Volume value code to be set on a product. (0-100)
• Ack
Header Command
ID
Data length Ack/Nak r-CMD Val1
Checksum
0xAA 0xFF 3 'A' 0x12 "Volume"
"Volume": Volume value code to be set on a product. (0-100)
• Nak
Header Command
ID
Data length Ack/Nak r-CMD Val1
Checksum
0xAA 0xFF 3 'N' 0x12 "ERR"
"ERR" : A code showing what error has occurred.