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Hard Disk Drive Interface
The Notebook PC has a standard PC/AT interface (IDE) which can directly interface
with any hard disk drive with an embedded controller supporting the same PC/AT
interface through the use of a 56-pin B/B connector. The 56-pin connector has the
following pin configurations:
Pin Description Pin Description
1 VCC 29 SDD3
2 VCC 30 SDD12
3 N.C 31 SDD2
4 N.C 32 SDD13
5 N.C 33 SDD1
6 N.C 34 SDD14
7 N.C 35 SDD0
8 N.C 36 SDD15
9 N.C 37 GND
10 N.C 38 GND
11 N.C 39 HDDWRB#
12 N.C 40 N.C
13 N.C 41 HDDRDB#
14 N.C 42 N.C
15 N.C 43 CHRDYB
16 DETECT0 44 N.C
17 GND 45 IRQ15
18 GND 46 IO16#
19 IDERST# 47 HDDA1B
20 DETECT1 48 N.C
21 SDD7 49 HDDA0B
22 SDD8 50 HDDA2B
23 SDD6 51 HDDCS1B#
24 SDD9 52 HDDCS3B#
25 SDD5 53 HDD1#
26 SDD10 54 N.C
27 SDD4 55 VCC
28 SDD11 56 VCC