Instruction manual

Video Terminal 5-7
1 GND/NC
1
1
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 SIG GND
8 CD
12 SI
20 DTR
23 SPD SEL
9-11, 13-19, 21, 22, 24,
25 NC
CCITT/EIA/DIN
103/BA/DI
104/BB/D2
105/CA/S2
106/CB/M2
107/CC/M1
102/AB/E2
109/CF/M5
112/CI
108.2/CD/S1.2
111/CH/S4
Figure A–1 Comm1—Serial Communication/Printer Ports
l
1 DTR
2 TXD +
3 TXD –
4 RXD –
5 RXD +
6 DSR
Figure A–2 Comm2—MMJ Port
1
In North America, pin 1 is open; in international units, pin 1 is ground.
NC = Not connected.