NEC PA721X User Manual

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10. Appendix
❽ PC Control Codes and Cable Connection
PC Control Codes
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT HDMI1 02H 03H 00H 00H 02H 01H A1H A9H
INPUT SELECT HDMI2 02H 03H 00H 00H 02H 01H A2H AAH
INPUT SELECT DisplayPort 02H 03H 00H 00H 02H 01H A6H AEH
INPUT SELECT BNC 02H 03H 00H 00H 02H 01H 02H 0AH
INPUT SELECT BNC(CV) 02H 03H 00H 00H 02H 01H 06H 0EH
INPUT SELECT BNC(Y/C) 02H 03H 00H 00H 02H 01H 0BH 13H
INPUT SELECT COMPUTER 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT HDBaseT 02H 03H 00H 00H 02H 01H 20H 28H
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thePCControlCodesifneeded.
Cable Connection
CommunicationProtocol
Baud rate �����������������������������������������38400 bps
Data length
��������������������������������������8 bits
Parity
�����������������������������������������������No parity
Stop bit
��������������������������������������������One bit
X on/off
��������������������������������������������None
Communications procedure
�������������Full duplex
NOTE:Dependingontheequipment,alowerbaudratemayberecommendedforlongcableruns.
PC Control Connector (D-SUB 9P)
NOTE1:Pins1,4,6and9arenoused.
NOTE2:Jumper“RequesttoSend”and“CleartoSend”togetheronbothendsofthecabletosimplifycableconnection.
NOTE 3: For long cable runs it is recommended to set communication speed within projector menus to 9600 bps.
15243
67 98
ToGNDofPC
ToRxDofPC
ToTxDofPC
ToRTSofPC
ToCTSofPC

NEC PA721X Specifications

General

Brand	NEC
Model	PA721X
Category	Projector
Language	English