External Speaker; Audio Connectors - BOSER Technology BBS-1080S Manual

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CN5: Reset Button Connector
PIN Description
1
2 External Reset
CN6: Green LED Connector
PIN
1
2

4.18 External Speaker

Aside from the buzzer at location BZ1 onboard, the HS-4701 also offers
a connector (CN2) for an external speaker connection. The table below
lists the pin assignments of CN2.
CN2: External Speaker Connector
PIN Description
1 VCC
2 GND
3 GND
4 Speaker Signal

4.19 Audio Connectors

The HS-4701 has an onboard AC97 3D audio interface. The following
table list the pin assignments of the MIC In / Audio Out and Line In
connector.
CN1: MIC In / Audio Out Connector
PIN Description PIN
1 AOUT_L 2
3 GND 4
5 MIC_IN 6
7 GND 8
30
1 2
GND
Description
150Ω Pull +5V
ACTIVE#
1 4
Description
AOUT_R
2
GND
1
N/C
GND
8
7