Справочник Пользователя для Aopen dx3rplusu
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9
9
5
5
0
0
0
0
/
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9
9
3
3
0
0
0
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Hardware
Ins
ta
lla
tion
tion
Open
A
2.6.16 External Speaker Connector
If you want to use external case-mounted speaker instead of internal buzzer, the 4-pins external
speaker connector can let you connect with external case-mounted speaker.
GND
N/C
N/C
+5V
N/C
N/C
+5V
Pin 1