Specifications

Figure B–1 Comm1—Serial Communication/Printer Ports

 

 

 

 

1 GND

1

14

13

25

2

TXD L

3

RXD L

 

 

 

 

 

 

4 RTS

 

 

 

 

5

CTS

 

 

 

 

6

DSR

 

 

 

 

7

SIG GND

 

 

 

 

8

CD

13

25

1

14

12 SI

 

 

20 DTR

 

 

 

 

 

 

 

 

23 SPD SEL L

 

F

 

M

9−11, 13−19, 21, 22, 24, 25

1NC = not connected.

CCITT/EIA/DIN

103/BA/D1

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 NC1

MA−0019−93.GRA

Figure B–2 Comm2 and Comm3—MMJ Ports

1

6

1DTR

2 TXD L

3 GND

4 COM

5 RXD L

6 DSR

MA−0020−93.GRA

Figure B–3 Parallel Printer Port (Bidirectional)

1

 

1 STROBE L

10 ACKNLG L

 

2

DAT <0>

11 BUSY

 

14

 

3

DAT <1>

12 PE

 

 

 

 

4

DAT <2>

13

SLCT

 

 

5

DAT <3>

14

AUTO FEED XT L

 

 

6

DAT <4>

15

ERROR L

 

 

7

DAT <5>

16

INIT L

 

25

8

DAT <6>

17

SLCT IN L

13

9

DAT <7>

18 − 25 GND

 

 

F

 

 

MA−0018−93.GRA

B–4Specifications

Page 40
Image 40
IBM WS525 manual Figure B-1 Comm1-Serial Communication/Printer Ports