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107 Appendix B
B.11 External Speaker Connector (CN17)
The single board computer has its own buzzer. You can also connect it to
the external speaker on your computer chassis.
B.12 Reset Connector (CN18)
Table B.11: External Speaker Connector (CN17)
Pin Function
1 Internal buzzer
2NC
3 Internal buzzer
4 Speaker out
Table B.12: Reset connector (CN18)
Pin Signal
1 RESET
2GND
1