4 80-pin sca-2 single-ended scsi connector – Maxtor 10K V User Manual

Page 44

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3-20 Maxtor Atlas 10K V

3.5.4

80-Pin SCA-2 Single-Ended SCSI Connector

Table 3-7

80-Pin SCA-2 Single-Ended Pin Assignments

80-PIN CONNECTOR CONTACT

AND SIGNAL NAME

CABLE

CONDUCTOR

NUMBER

80-PIN CONNECTOR CONTACT

AND SIGNAL NAME

12V CHARGE

1

NOT APPLICABLE

12V GROUND

41

12V

2

12V GROUND

42

12V

3

12V GROUND

43

12 V

4

MATED 1

44

OPT 3.3 VOLTS

5

OPT 3.3V CHARGE

45

OPT 3.3 VOLTS

6

GROUND

46

–DB (11)

7

GROUND

47

–DB (10)

8

GROUND

48

–DB (9)

9

GROUND

49

–DB (8)

10

GROUND

50

–I/O

11

GROUND

51

–REQ

12

GROUND

52

–C/D

13

GROUND

53

–SEL

14

GROUND

54

–MSG

15

GROUND

55

–RST

16

GROUND

56

–ACK

17

GROUND

57

–BSY

18

GROUND

58

–ATN

19

GROUND

59

–DB (P0)

20

GROUND

60

–DB (7)

21

GROUND

61

–DB (6)

22

GROUND

62

–DB (5)

23

GROUND

63

–DB (4)

24

GROUND

64

–DB (3)

25

GROUND

65

–DB (2)

26

GROUND

66

–DB (1)

27

GROUND

67

–DB (0)

28

GROUND

68

–DB (P1)

29

GROUND

69

–DB (15)

30

GROUND

70

–DB (14)

31

GROUND

71

–DB (13)

32

GROUND

72

–DB (12)

33

GROUND

1

5V

34

MATED 2

74

5V

35

5V GROUND

75

5V CHARGE

36

5V GROUND

76

SPINDLE SYNC

37

ACTIVE LED OUT

77

RMT START

38

DLYD_START

78

SCSI ID (0)

39

SCSI ID (1)

79

SCSI ID (2)

40

SCSI ID (3)

80

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