NEC LT75Z - Manual (Page 40)

E-40
1 2
5 4 3
6
7
8
PC Control Codes
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT RGB 02H 03H 00H 00H 02H 01H 01H 09H
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 local dealer for a full list of PC Control Codes if
needed.
Cable Connection
Communication Protocol
Baud rate:
19200 bps
Data length: 8 bits
Parity: No parity
Stop bit: One bit
X on/off: None
Communications Full duplex
procedure:
To TxD of PC
NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.
PC Control Connector (DIN-8P)
To RxD of PC
To GND of PC