IBM Asynchronous Color Terminals WS525 - Manual (Page 40)

Specifications
Figure B–1 Comm1—Serial Communication/Printer Ports
4 RTS
5 CTS
7 SIG GND
12 SI
20 DTR
MA−0019−93.GRA
F M
1
14
13
25
13
25
1
14
1 GND
105/CA/S2
103/BA/D1
106/CB/M2
104/BB/D2
107/CC/M1
102/AB/E2
109/CF/M5
112/CI
108.2/CD/S1.2
111/CH/S4
CCITT/EIA/DIN
1 9−11, 13−19, 21, 22, 24, 25 NC
2 TXD L
3 RXD L
23 SPD SEL L
6 DSR
8 CD
1 NC = not connected.
Figure B–2 Comm2 and Comm3—MMJ Ports
1 6
MA−0020−93.GRA
1 DTR
6 DSR
2 TXD L
5 RXD L
4 COM
3 GND
Figure B–3 Parallel Printer Port (Bidirectional)
F
2 DAT <0>
3 DAT <1>
4 DAT <2>
5 DAT <3>
6 DAT <4>
7 DAT <5>
8 DAT <6>
9 DAT <7> 11 BUSY
10 ACKNLG L
12 PE
13 SLCT
14 AUTO FEED XT L
15 ERROR L
16 INIT L
17 SLCT IN L
18 − 25 GND
1 STROBE L
1
13
14
25
MA−0018−93.GRA
B–4 Specifications