IBM Asynchronous Color Terminals WS525 User 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