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Appendix C Pin Assignments Appendices
PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL] C-27
C.37 CN1840 PATA HDD interface connector (40-pin)
Table C-37 PATA HDD interface connector (40-pin)
Pin No. Signal Name Pin No. Signal Name
1
NC
2
P3V
3
P3V
4
HDDLED-P3N
5
PDCS3-P3N
6
PDCS1-P3N
7
PDA2-P3P
8
PDA0-P3P
9
NC
10
PDA1-P3P
11
IDEIRQ-P3P
12
PDDACK-P3N
13
GND
14
PIORDY-P3P
15
GND
16
PDIOR-P3N
17
PDIOW-P3N
18
GND
19
PDDREQ-P3P
20
GND
21
PDD15-P3P
22
PDD00-P3P
23
PDD14-P3P
24
PDD01-P3P
25
PDD13-P3P
26
PDD02-P3P
27
PDD12-P3P
28
PDD03-P3P
29
PDD11-P3P
30
PDD04-P3P
31
PDD10-P3P
32
PDD05-P3P
33
PDD09-P3P
34
PDD06-P3P
35
PDD08-P3P
36
PDD07-P3P
37
GND
38
IDRSTB-P3N
39
NC
40
NC