NEC VT670/K - Input Panel and Control Codes

Input Panel
AUDIO
AUDIO
S-VIDEO IN L/MONO R AUDIO OUT MONITOR OUT PC CONTROL
VIDEO IN L/MONO R AUDIO COMPUTER 1 IN AUDIO COMPUTER 2 IN
Control Codes
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT COMPUTER 1 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT COMPUTER 2 02H 03H 00H 00H 02H 01H 02H 0AH
INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH
INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H
PICTURE MUTE ON 02H 10H 00H 00H 00H 12H
PICTURE MUTE OFF 02H 11H 00H 00H 00H 13H
SOUND MUTE ON 02H 12H 00H 00H 00H 14H
SOUND MUTE OFF 02H 13H 00H 00H 00H 15H
NOTE: Contact your NEC rep for codes not listed.
Cable Connection
Communication Protocol: PC Control Connector (D-Sub 9P)
Baud Rate: 19200 bps
Data Length: 8 bits
To RxD of PC
12
345
678
To TxD of PCTo GND of PC
Parity: No Parity
Stop Bit: One bit
X on/off: None
Communications: Full duplex
NOTE 1: Pins 2, 3, 5, 6 and 8 are used inside the projector..
NOTE 2: For long cable runs it is recommended to set communication speed within projector menus to 9600 bps.
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