Compaq Armada 3500 series Service Manual page 114

Mobile 3500 Expansion Unit Connector
Pin Signal
1 SDD0
2 SDD8
3 SDD1
4 SDD9
5 GND
6 GND
7 SDD2
8 SDD10
9 SDD3
10 SDD11
11 GND
12 GND
13 SDD4
14 SDD12
15 SDD5
16 SDD13
17 GND
18 GND
19 SDD6
20 SDD14
21 SDD7
22 SDD15
23 GND
24 GND
25 SDIOR_
26 IRQ(15)
27 SDIOW_
28 HD2RST_
29 SDCS1_
30 SDDACK_
31 SDCS3_
32 HDD3ON
33 GND
34 GND
35 FDDID1_
36 SIORDY
37 HDDLED2_
38 SDDREQ
39 SDA0
40 SDA1
41 SDA2
42 SLICE_ACIN
43 GND
44 GND
89 SYSVCC5
Table A-10
Pin Signal
45 MPBID0
46 MPBID1
47 PMVCC5
48 PMVCC5
49 PMVCC5
50 PMVCC5
51 HDSEL
52 MPBDET_
53 GND
54 GND
55 WRTPRT_
56 RDATA_
57 WGATE_
58 TRK0_
59 WDATA_
60 STEP_
61 GND
62 GND
63 FDIR
64 1.6MODE
65 DSKCHG_
66 MTR01_
67 INDEX_
68 DRV1_
69 ACGND
70 ACGND
71 ACGND
72 ACGND
73 AC_VCC
74 AC_VCC
75 AC_VCC
76 AC_VCC
77 AC_VCC
78 AC_VCC
79 AC_VCC
80 AC_VCC
81 ACGND
82 ACGND
83 ACGND
84 ACGND
85 SLICEID
86 S_SPK_SD
87 SPEAKER_OFF
88 S_THERMAL
97 HEAD_R
Continued
Connectors A-7