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Standard scsi – HP TC4100 User Manual

Page 21

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19

Chapter 2

External Connectors

Standard SCSI

Table 2-6. SCSI Pin Signals

Pin Signal

Pin

Signal

Pin

Signal

Pin

Signal

1

S1 (+DB 12)

18

S18 (TERMPWR)

35

S35 (-DB 12)

52

S52 (TERMPWR)

2

S2 (-DB 13)

19

S19 (RESERVED)

36

S36 (-DB 13)

53

S53 (RESERVED)

3

S3 (+DB 14)

20

S20

37

S37 (-DB 14)

54

S54

4

S4 (+DB 15)

21

S21 (+ATN)

38

S38 (-DB 15)

55

S55 (-ATN)

5

S5 (+DB P1)

22

S22

39

S39 (-DB P1)

56

S56

6

S6 (+DB 0)

23

S23 (+BSY)

40

S40 (-DB 0)

57

S57 (-BSY)

7

S7 (+DB 1)

24

S24 (+ACK)

41

S41 (-DB 1)

58

S58 (-ACK)

8

S8 (+DB 2)

25

S25 (+RST)

42

S42 (-DB 2)

59

S59 (-RST)

9

S9 (DB 3)

26

S26 (+MSG)

43

S43 (-DB 3)

60

S60 (-MSG)

10

S10 (+DB 4)

27

S27 (+SEL)

44

S44 (-DB 4)

61

S61 (-SEL)

11

S11 (+DB 5)

28

S28 (+C/D)

45

S45 (-DB 5)

62

S62 (-C/D)

12

S12 (+DB 6)

29

S29 (+REQ)

46

S46 (-DB 6)

63

S63 (-REQ)

13

S13 (+DB 7)

30

S30 (+I/O)

47

S47 (-DB 7)

64

S64 (-I/O)

14

S14 (+DB P)

31

S31 (+DB 8)

48

S48 (-DB P)

65

S65 (-DB 8)

15

S15

32

S32 (+DB 9)

49

S49

66

S66 (-DB 9)

16

S16 (DIFFSENS) 33

S33 (DB 10)

50

S50

67

S67 (-DB 10)

17

S17 (TERMPWR) 34

S34 (DB 11)

51

S51 (TERMPWR) 68

S68 (-DB 11)

34

68

1

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