M otherboard interface connector – NCR 7458 User Manual

Page 62

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3-38 Chapter 3: Hardware Service

M otherboard Interface Connector

View Looking Into Board

25

26

21

22

20

18

17

24

23

PIN ASSIGNM ENTS

1 SYNC

2 SDOUT

3 ACRST~

4 SDIN

5 BITCLK

6 CD_OPEN_A

7 CD_OPEN_B

8 CD_ST_AB

9 REFRESH~

10 CPWOK

11 SD(0)

12 SD(1)

13 SD(2)

14 SD(3)

15 GROUND

16 USBDT0 +

17 USBDT0 -

18 GROUND

19 USBDT1 +

20 USBDT1 -

21 GROUND

22 USBDT2 +

23 USBDT2 -

24 GROUND

25 USBDT3 +

26 USBDT3 -

16

15

13

14

11

12

9

10

7

5

3

1

8

6

4

2

19

Connector: M olex C-GRID #70247-2601