User Guide

Appendices Apx. C Pin Assignments
C-10 Satellite M20 Maintenance Manual
C.6 CN10 Sound Board I/F Connector (30-Pin)
Table C-6 Sound board I/F connector pin assignments (30-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 +3ALWAYS - 2 +3ALWAYS -
3 +V3S - 4 +V3S -
5 +AVCC - 6 +AVCC I
7 N.C I 8 N.C I
9 N.C I 10 N.C I
11 GND I 12 GND I
13 SPK_OUT_R+ I 14 SPK_OUT_L+ -
15 GND - 16 GND -
17 AREF - 18 GND
19 VOLUME I 20 GND
21 SE_HP# I 22 GND -
23 MIC 24 GND
25 KILL_SWCH - 26 GND
27 IR_TX 28 IR_RX -
29 IR_SD O 30 GND O
C.7 CN15 Cooling Module Connector (3-Pin)
Table C-7 Cooling module connector pin assignments (3-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 +V5S - 2 GND -
3 FAN1_TACH I