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
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