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NEC Display Solutions of America, Inc.
NP3151W Installation Guide
Desktop and Ceiling Mount v 1.0
www.necdisplay.com NP3151W Page 11 of 11
PC 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 COMPUTER 3 02H 03H 00H 00H 02H 01H 1AH 22H
INPUT SELECT COMPONENT 02H 03H 00H 00H 02H 01H 10H 18H
INPUT SELECT VIDEO 1 02H 03H 00H 00H 02H 01H 06H 0EH
INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H
INPUT SELECT VIEWER 02H 03H 00H 00H 02H 01H 1FH 27H
INPUT SELECT NETWORK 02H 03H 00H 00H 02H 01H 20H 28H
PICTURE MUTE ON 02H 10H 00H 00H 00H 12H
PICTURE MUTE OFF 02H 12H 00H 00H 00H 14H
SOUND MUTE OFF 02H 13H 00H 00H 00H 15H
ON SCREEN MUTE ON 02H 14H 00H 00H 00H 16H
ON SCREEN MUTE OFF 02H 15H 00H 00H 00H 17H
ASPECT RATIO (4:3 Screen)
4:3 03H 10H 00H 00H 05H 18H 00H 00H 00H 00H 30H
LETTERBOX 03H 10H 00H 00H 05H 18H 00H 00H 01H 00H 31H
WIDESCREEN 03H 10H 00H 00H 05H 18H 00H 00H 02H 00H 32H
ZOOM 03H 10H 00H 00H 05H 18H 00H 00H 03H 00H 33H
ASPECT RATIO (16:10 or 16:9 Screen)
4:3 WINDOW 03H 10H 00H 00H 05H 18H 00H 00H 00H 00H 30H
LETTERBOX 03H 10H 00H 00H 05H 18H 00H 00H 01H 00H 31H
WIDESCREEN 03H 10H 00H 00H 05H 18H 00H 00H 02H 00H 32H
4:3 FILL 03H 10H 00H 00H 05H 18H 00H 00H 03H 00H 33H
AUTO ADJUST 02H 0FH 00H 00H 02H 05H 00H 18H
Cable Connection
Communication Protocol:
Baud Rate: 38400 bps (for cable lengths longer than 20’, it is recommended changing to 9600 bps in setup menu)
Data Length: 8 bits
Parity: No Parity
Stop Bit: One bit
X on/off: None
Communications: Full duplex
PC Control Connector (D-Sub 9P)
NOTE: Pins 1, 4, 6, and 9 are used inside the projector.
Jumper “Request to send” and “Clear to Send” together on both ends of the cable to simplify cable connection.
12
34
5
67 8
9
To GND of PC
To RxD of PC
To TxD of PC
To CTS of PC
To RTS of PC