Toshiba satellite A20 series Maintenance Manual page 466

Apx.C Pin Assignments
C.24 PJ9511 Sound Board 1 Interface Connector (50-pin)
Table C-24 Sound board 1 interface connector pin assignments (50-pin)
Pin No. Signal name
1 GND
3 SPKOTR-EXN
5 SPKOTR-EXP
7 SPKOTL-EXP
9 SPKOTL-EXN
11 CD-GND
13 CD-GND
15 CD-GND
17
X14SND-P3P
19
M97SY1-P3P
21 M97RS1-S3N
23 X97BC2-P3P
25 M97IN1-P3P
27
M97OT2-P3P
29
M97RS2-S3N
31 SNDMUT-S3N
33 OZPVEN-S5P
35 ATBEEP-B3P
37 SDAT0-B3P
39 SDAT2-B3P
41 GND
43 SDWP-B3P
45 SDCLK-B3P
47 GND
49 SD-B3V
C.25 PJ9512 Speaker (Right) Connector (3-pin)
Table C-25 Speaker (Right) Connector pin assignments (3-pin)
Pin No. Signal name
1 SPKOTR-EXP
3 SPKOTR-EXN
Satellite A20 Maintenance Manual (960-444)
I/O Pin No.
- 2 SPKOTR-EXN
I 4 SPKOTR-EXP
I 6 GND
I 8 SPKOTL-EXP
I 10 SPKOTL-EXN
- 12 CDAUDR-EXP
- 14 CDAUDL -EXP
- 16 GND
18
I GND
20
I M97OT1-P3P
O 22 GND
I 24 GND
I 26 M97IN2-B3P
28
I M97SY2-P3P
30
O GND
O 32 AMPSD-S3N
O 34 CAUDIO-B3P
I 36 GND
38
I/O SDAT1-B3P
40
I/O SDAT3-B3P
- 42 SDCMD-B3P
I 44 SDCD-B3N
I 46 GND
48
- SDLED-P3P
50
- SD-B3V
I/O Pin No.
O 2 NC
O
Appendices
Signal name I/O
I
I
-
I
I
O
O
-
-
I
-
-
I
I
-
O
I
-
I/O
I/O
I/O
O
-
I
-
Signal name I/O
-
C-19