40Preparations11 PreparationsScreen size controlz FunctionThe screen size of a TV/monitor can be changed using a PC.z Viewing the screen size (Get Screen Size Status)z Ack"Screen Size": TV/monitor screen size (range: 0 – 255, unit: inch)z Nak"ERR" : A code showing what error has occurredHeader CommandIDData lengthChecksum0xAA 0x19 0Header CommandIDData length Ack/Nak r-CMD Val1Checksum0xAA 0xFF 3 ‘A’ 0x19 "ScreenSize"Header CommandIDData length Ack/Nak r-CMD Val1Checksum0xAA 0xFF 3 ‘N’ 0x19 "ERR"