Samsung IFH Series User Manual page 22

• Ack
Header Command ID Data length
0xAA 0xFF 3
"Input Source": An input source code to be set on a product.
• Nak
Header Command ID Data length
0xAA 0xFF 3
"ERR" : A code showing what error has occurred.
Ack/Nak r-CMD Val1 Checksum
'A' 0x14 "Input
Source"
Ack/Nak r-CMD Val1 Checksum
'N' 0x14 "ERR"
Safety Lock
• Function
PC can be used to turn the Safety Lock On
This control is available regardless of whether or not the power is turned on.
• Viewing the safety lock state (Get Safety Lock Status)
Header Command ID
0xAA 0x5D
• Enabling or disabling safety lock (Set Safety Lock Enable / Disable)
Header Command ID
0xAA 0x5D
"Safety Lock": Safety lock code to be set on a product
1: ON
0: OFF
• Ack
Header Command ID Data
length
0xAA 0xFF 3
"Safety Lock": Safety lock code to be set on a product
• Nak
Header Command ID Data
length
0xAA 0xFF 3
"ERR": A code showing what error has occurred
function on or off on a product.
Data length Checksum
0
Data length Data Checksum
1 "Safety Lock"
Ack/Nak r-CMD Val1
'A' 0x5D "Safety Lock"
Ack/Nak r-CMD Val1
'N' 0x5D "ERR"
Checksum
Checksum
22