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NEC Display Solutions of America, Inc.
NP4100 Installation Guide
Desktop and Ceiling Mount v 1.0
www.necdisplay.com NP4100 Page 9 of 9
Input Panel
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 1 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT RGB 2 02H 03H 00H 00H 02H 01H 02H 0AH
INPUT SELECT RGB 3 02H 03H 00H 00H 02H 01H 1AH 22H
INPUT SELECT COMPONENT 02H 03H 00H 00H 02H 01H 10H 18H
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
ON SCREEN MUTE ON 02H 14H 00H 00H 00H 16H
ON SCREEN MUTE OFF 02H 15H 00H 00H 00H 17H
ASPECT RATIO 4:3 03H 10H 00H 00H 05H 18H 00H 00H 00H 00H 30H
ASPECT RATIO 16:9 03H 10H 00H 00H 05H 18H 00H 00H 02H 00H 32H
ASPECT RATIO CROP 03H 10H 00H 00H 05H 18H 00H 00H 03H 00H 33H
ASPECT RATIO NATIVE 03H 10H 00H 00H 05H 18H 00H 00H 0H 00H 3H
ASPECT RATIO NORMAL 03H 10H 00H 00H 05H 18H 00H 00H 05H 00H 35H
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 P
C Control Connector (D-Sub 9Pin)
Communications: Full Duplex
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
678
9
To GND of PC
To RxD of PC
To TxD of PC
To CTS of PC
To RTS of PC