Ata/Atapi (Ide) Standard Drive Cable; Pin Power - HP Compaq dx2250 Service & Reference Manual

ATA/ATAPI (IDE) Standard Drive Cable

Connector
Pin Signal
1 Reset
2 Ground
3 DD7
4 DD8
5 DD6
6 DD9
7 DD5
8 DD10
9 DD4
10 DD11
11 DD3
12 DD12
13 DD2
14 DD13

24-Pin Power

Connector
24
12
Pin Signal
1 +3.3V
2 +3.3V
3 GND
4 +5V
5 GND
6 +5V
94 Appendix A Connector Pin Assignments
Pin Signal
15 DD1
16 DD14
17 DD0
18 DD15
19 Ground
20 (Key)
21 DMARQ
22 Ground
23 DIOW
24 Ground
25 DIOR
26 Ground
27 IORDY
28 CSEL
13
1
Pin Signal
7 GND
8 POK
9 +5 Vaux
10 +12V
11 +12V
12 +3.3V
Pin
29
30
31
32
33
34
35
36
37
38
39
40
Pin Signal
13 +3.3V
14 –12V
15 GND
16 PSON
17 GND
18 GND
Signal
DMAK
Ground
INTRQ
IOCS16
DA1
PDIAG (cable detect)
DA0
DA2
CS1FX
CS3FX
DASP
Ground
Pin Signal
19 GND
20 open
21 +5V
22 +5V
23 +5V
24 GND
ENWW