The QSC-100 is a DTE device which connects to peripheral equipment through a single female D-37 connector, or using the adapter cable, four male D-25 connectors. The standard serial port connections are listed in Figure 17.

RS-232

Port 1

Port 2

Port 3

Port 4

Signal

D-37

D-25

D-37

D-25

D-37

D-25

D-37

D-25

 

 

 

 

 

 

 

 

 

TxD

24

2

10

2

33

2

19

2

 

 

 

 

 

 

 

 

 

RxD

5

3

28

3

14

3

37

3

 

 

 

 

 

 

 

 

 

RTS

23

4

9

4

32

4

18

4

 

 

 

 

 

 

 

 

 

CTS

4

5

27

5

13

5

36

5

 

 

 

 

 

 

 

 

 

DTR

21

20

7

20

30

20

16

20

 

 

 

 

 

 

 

 

 

DSR

22

6

8

6

31

6

17

6

 

 

 

 

 

 

 

 

 

DCD

2

8

25

8

11

8

34

8

 

 

 

 

 

 

 

 

 

RI

20

22

6

22

29

22

15

22

 

 

 

 

 

 

 

 

 

GND

3

7

26

7

12

7

35

7

 

 

 

 

 

 

 

 

 

Figure 18 --- QSC-100 connector pinouts

1

20

2

21

3

22

4

23

5

24

6

25

7

13

25

12

24

11

23

10

22

9

21

8

20

7

8

9

26

27

19

6

18

5

10

11

28

29

17

4

16

3

12

13

30

31

15

2

14

1

32 14

33

15

34 16

35

17

36

18

D-25 connector (using adapter cable)

19

37

D-37 connector

(dashed lines delineate channels)

Figure 19 --- QSC-100 output connectors

Quatech QSC-100 User's Manual

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Page 27
Image 27
Quatech QSC-100 user manual RS-232 Port Signal