*ACK (acknowledge) is 0x06 in hexadecimal
*NAK (negative acknowledge) is 0x15 in hexadecimal
*CR (carriage return) is 0x0D in hexadecimal.
# At standby mode, only these commands can be accepted. (All the above commands are available
at normal operation mode except the "POWER ON" command.
*The temperature of Image temp sensor - Inlet temp sensor is greater than 18 degrees Celsius
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