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HP dc5700 User Manual

Page 145

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Service Reference Guide, dc5700

437804-001

A–5

Connector Pin Assignments

ATA/ATAPI (IDE) Standard Drive Cable

Connector

Pin

Signal

Pin

Signal

Pin

Signal

1

2

3

4

5

Reset

Ground

DD7

DD8

DD6

15

16

17

18

19

DD1

DD14

DD0

DD15

Ground

29

30

31

32

33

DMAK

Ground

INTRQ

IOCS16

DA1

6

7

8

9

10

DD9

DD5

DD10

DD4

DD11

20

21

22

23

24

(Key)

DMARQ

Ground

DIOW

Ground

34

35

36

37

38

PDIAG (cable detect)

DA0

DA2

CS1FX

CS3FX

11

12

13

14

DD3

DD12

DD2

DD13

25

26

27

28

DIOR

Ground

IORDY

CSEL

39

40

DASP

Ground

24-Pin Power

Connector

Pin Signal

Pin Signal

Pin Signal

Pin Signal

1

2

3

4

5

6

+3.3 V

+3.3 V

GND

+5 V

GND

+5 V

7

8

9

10

11

12

GND

POK

+5 Vaux

+12 V

+12 V

+3.3 V

13

14

15

16

17

18

+3.3 V

-12 V

GND

PSON

GND

GND

19

20

21

22

23

24

GND

open

+5 V

+5 V

+5 V

GND

24

12

13

1