Toshiba Satellite A20 Series - Page 466

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