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Table A-15. Compaq SmartStation IDE Hard Drive Signal Connector
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Pin
Signal
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1
Reset
2
Ground
3
Data Bit 7
4
Data Bit 8
5
Data Bit 6
6
Data Bit 9
7
Data Bit 5
8
Data Bit 10
9
Data Bit 4
10
Data Bit 11
11
Data Bit 3
12
Data Bit 12
13
Data Bit 2
14
Data Bit 13
15
Data Bit 1
16
Data Bit 14
17
Data Bit 0
18
Data Bit 15
19
Ground
20
Key
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Pin
Signal
21
Not connected
22
Ground
23
I/O Write Control *
24
Ground
25
I/O Read Control *
26
Ground
27
Not connected
28
Not connected
29
Not connected
30
Ground
31
Interrupt Request
32
16-Bit I/O Cycle *
33
System Address Bit 1
34
Not connected
35
System Address Bit 0
36
System Address Bit 2
37
Chip Select 0 *
38
Chip Select 1 *
39
Drive Activity LED
40
Ground
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Troubleshooting
