NEC P452H - Page 146

135
9. Appendix
Ethernet/HDBaseT/LAN Port (RJ-45)
12345678
Pin No. Signal
1 TxD+/HDBT0+
2 TxD−/HDBT0−
3 RxD+/HDBT1+
4 Disconnection/HDBT2+
5 Disconnection/HDBT2−
6 RxD−/HDBT1−
7 Disconnection/HDBT3+
8 Disconnection/HDBT3−
USB Port (Type A)
1
3
2
4
Pin No. Signal
1 V
BUS
2 D−
3 D+
4 Grounding
PC CONTROL Port (D-Sub 9 Pin)
1234
5
6789
Communications protocol
Pin No. Signal
1 Unused
2
RxD receptiondata
3 TxD transmissiondata
4 Unused
5 Grounding
6 Unused
7
RTS transmissionrequest
8 CTS transmissionallowed
9 Unused