NEC Solutions (America), Inc.Visual Systems DivisionVT48 Installation GuideCeiling Mounted and Desktop Rev 1.0www.visualsystems.com VT48 Page 6 of 6Input PanelS-VIDEOINVIDEO IN AUDIO INLRPC CONTROL MONITOR OUT COMPUTER IN+ +VT48 OnlyPC Control CodesFunction Code DataPOWER ON 02H 00H 00H 00H 00H 02HPOWER OFF 02H 01H 00H 00H 00H 03HINPUT SELECT CCOMPUTER 02H 03H 00H 00H 02H 01H 01H 09HINPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EHINPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13HINPUT SELECT DVI (DIGITAL) 02H 03H 00H 00H 02H 01H 1AH 22HPICTURE MUTE ON 02H 10H 00H 00H 00H 12HPICTURE MUTE OFF 02H 11H 00H 00H 00H 13HSOUND MUTE ON 02H 12H 00H 00H 00H 14HSOUND MUTE OFF 02H 13H 00H 00H 00H 15HNote: Contact your NEC rep for codes not listed.Cable ConnectionCommunication Protocol:Baud Rate: 38400 bpsData Length: 8 bitsParity: No ParityStop Bit: One BitX on/off: NoneCommunications: Full duplexNOTE 1 : Pins 2, 3, 5, and 6 are used inside the projector.NOTE 2: For long cable runs it is recommended to set communication speed within the projector to 9600 bps.