Samsung SP0211N Service Manual page 4

SAMSUNG HARD DISK DRIVE
3. Connector / Jumper Pin Assignment
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40 Pin I/O Connector Interface Signals
Number
1 RESET-
3 DD7
5 DD6
7 DD5
9 DD4
11 DD3
13 DD2
15 DD1
17 DD0
19 GND
21 DMARQ
23 DIOW - : STOP
25 DIOR - : HDMARDY
27 IORDY : DDMARDY
29 DMACK
31 INTRQ
33 DA1
35 DA0
37 CS0-
39 DASP-
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Jumper Pin Assignment
+ G G +
12 N N 5
JUMPER PIN
V D D V
2 4
o o o o
1 3
PALO
Signal
: HSTROBE
: HSTROBE
PCBA components side
2 4 6 8
6 8
1 3 5 7
5 7
HDA BASE
Number
2 GND
4 DD8
6 DB9
8 DB10
10 DB11
12 DB12
14 DB13
16 DB14
18 DB15
20 Key Pin
22 GND
24 GND
26 GND
28 CSEL
30 GND
32 IOCS16
34 PDIAG - : CBLID -
36 DA2
38 CS1-
40 GND
10 12 14 16 18 20 22
9 11 13 15 17 19 21
Signal Remarks
24 26 28 30 32 34
23 25 27 29 31 33
4
36 38 40
35 37 39