Intel 1300 - Manual (Page 18)

18
Serial cable connection:
Pin Signal To Pin
DB9-S To Pin
(DB25-S) To Pin
(RJ45)
1 Data Carrier Detect
(DCD) Unused Unused Unused
2 Receive Data (RxD) 3 2 2
3 Transmit Data (TxD) 2 3 5
4 Data Terminal Ready
(DTR)
6 6 6
5 Signal Ground (GND) 5 7 3 or 4
6 Data Set Ready
(DSR) 4 20 1
7 Request To Send
(RTS) 8 5 Unused
8 Clear To Send (CTS) 7 4 Unused
9 Ring Indicator (RI) Unused Unused Unused