Connector Pin Assignments

Ultra SCSI

Connector and Icon

Pin

Signal

Pin

Signal

Pin

Signal

Pin

Signal

 

 

 

 

 

 

 

 

 

 

1-11

Ground

29

DB3

37

Reserved

45

RST #

 

12

Reserved

30

DB4

38

TERMPWR

46

MSG #

 

13

Open

31

DB5

39

Reserved

47

SEL #

 

14

Reserved

32

DB6

40

Ground

48

C/D

 

 

 

 

 

 

 

 

 

 

15-25

Ground

33

DB7

41

ATN #

49

REQ #

 

26

DB0

34

DBP

42

Ground

50

Input/Output

 

27

DB1

35

Ground

43

BSY #

 

 

 

28

DB2

36

Ground

44

ACK #

 

 

 

 

 

 

 

 

 

 

 

 

External Infrared Transceiver

Connector and Icon

Pin

Signal

Pin

Signal

Pin

Signal

 

 

 

 

 

 

 

 

1

Transmit

4

5V

7

Not Used

 

2

Receive

5

Mode

8

Not Used

 

3

Ground

6

Not Used

 

 

 

 

 

 

 

 

 

 

Monitor

Connector and Icon

Pin

Signal

Pin

Signal

Pin

Signal

 

 

 

 

 

 

 

 

1

Red Analog

6

Ground

11

Not used

 

2

Green Analog

7

Ground

12

DDC Serial Data

 

3

Blue Analog

8

Ground

13

Horizontal Sync

 

 

 

 

 

 

 

 

4

Not used

9

+5V (fused)

14

Vertical Sync

 

5

Ground

10

Ground

15

DDC Serial Clock

 

 

 

 

 

 

 

 

Service Reference Guide, dc5000

360201-002

A–5