Toshiba satellite a20 series Personal Computer User Manual


 
Apx.C Pin Assignments Appendices
Satellite A20 Maintenance Manual (960-444) C-23
C.34 PJ9600 System Board 1 Interface Connector (50-pin)
Table C-34 System Board 1 interface connector pin assignments (50-pin)
Pin No. Signal name I/O Pin No. Signal name I/O
1
GND
- 2
SPKOTR-EXN
O
3
SPKOTR-EXN
O 4
SPKOTR-EXP
O
5
SPKOTR-EXP
O 6
GND
-
7
SPKOTL-EXP
O 8
SPKOTL-EXP
O
9
SPKOTL-EXN
O 10
SPKOTL-EXN
O
11
CD-GND
- 12
CDAUDR-EXP
I
13
CD-GND
- 14
CDAUDL-EXP
I
15
CD-GND
- 16
GND
-
17
X14SND-P3P
O 18
GND
-
19
M97SY1-P3P
O 20
M97OT1-P3P
O
21
M97RS1-S3N
O 22
GND
-
23
X97BIC-P3P
I/O 24
GND
-
25
M97IN1-P3P
I 26
M97IN2-B3P
I
27
M97OT2-P3P
O 28
M97SY2-P3P
O
29
M97RS2-S3N
O 30
GND
-
31
SNDMUT-S3N
O 32
AMPSD-S3N
O
33
OZPVEN-S3N
I 34
CAUDIO-B3P
O
35
ATBEEP-B3P
I 36
GND
-
37
SDAT0-P3P
I/O 38
SDAT1-P3P
I/O
39
SDAT2-P3P
I/O 40
SDAT3-P3P
I/O
41
GND
- 42
SDCMD-P3P
I
43
SDWP-P3P
O 44
SDCD-P3N
O
45
SDCLK-P3P
I 46
GND
-
47
GND
- 48
SDLED-P3P
I
49
SD-B3V
- 50
SD-B3V
-