HP Compaq dc7100 DT Reference Manual page 226

Connector Pin Assignments
ATA/ATAPI (IDE) Standard Drive Cable
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
MultiBay CD-ROM Adapter
Pin Signal
1 RESDRV_
2 GROUND
3 D07
4 D08
5 D06
6 D09
7 D05
8 D10
9 D04
10 D11
11 D03
12 D12
13 D02
14 D13
15 D01
16 D14
17 D00
A–6
Connector
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
Connector
Pin Signal
18 D15
19 GROUND
20 (key)
21 DRQ
22
GROUND
23 IOW
24 GROUND
25 IOR
26 GROUND
27 IOCHDRY
28 CABLE SELECT
29 DAK
30 GROUND
31 IRQ
32 IO16
33 A1
34 PDIAG
361288-003
Pin Signal
29 DMAK
30 Ground
31 INTRQ
32 IOCS16
33 DA1
34 PDIAG (cable detect)
35 DA0
36 DA2
37 CS1FX
38 CS3FX
39 DASP
40 Ground
Pin Signal
35 A0
36 A2
37 CS1FX
38 CS3FX
39 DASP
40 GROUND
41 +5VMLOG
42 -5VMOT
43 GROUND
44 AUDIO_L
45 A_GROUND_R
46 A_GROUND_I
47 audio_r
48 FP01
49 FP02
50 FP03
51 FP04
Service Reference Guide, dc7100
Pin Signal
52 FP05
53 FP06
54 FP07
55 FP08
56 FP09
57 FP10
58 FP11
59 FP12
60 FP13
61 FP14
62 FP15
63 FP16
64 FP17
65 FP18
66 FP19
67 FP20
68 FP21