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Hard Disk Drive Connector
The hard disk drive connected to the system board is removable.
Figure 2-6 shows the pin assignments for the connector on the
system board.
Figure 2-6. Hard Disk Drive Connector Pin Assignments
Pin Signal I/O or Feature Pin Signal I/O or Feature
1 DetectIn O 31 GND Ground
2 Jumper A NC 32 NC NC
3 Jumper B O 33 -PDREQ I
4 Jumper C O 34 GND Ground
5 Jumper D O 35 -PDIOW O
6 RSTDRV O 36 GND Ground
7 GND Ground 37 -PDIOR O
8 PDD7 I/O 38 GND Ground
9 PDD8 I/O 39 PIORDY I
10 GND Ground 40 CSEL O
11 PDD6 I/O 41 -PDACK O
12 PDD9 I/O 42 GND Ground
13 GND Ground 43 IRQ14HDD I
14 PDD5 I/O 44 -IOCS16 I
15 PDD10 I/O 45 PDA1 O
16 GND Ground 46 -PDIAGHDD O
17 PDD4 I/O 47 GND Ground
18 PDD11 I/O 48 PDA0 O
19 GND Ground 49 PDA2 O
20 PDD3 I/O 50 -CS1P O
21 PDD12 I/O 51 -CS3P O
22 GND Ground 52 -DASPHDD I
23 PDD2 I/O 53 GND Ground
24 PDD13 I/O 54 VCC5B Vcc
25 GND Ground 55 VCC5B Vcc
26 PDD1 I/O 56 VCC5B Vcc
27 PDD14 I/O 57 VCC5B Vcc
28 GND Ground 58 Reserved NC
29 PDD0 I/O 59 -HDDDETECTI
30 PDD15 I/O 60 GND Ground
2-8 System Board