2 audio speaker-out connector (cn3), 3 audio mic-in connector (mic1), 4 audio dmic-in connector (dmic1) – IEI Integration AFL-xxA-N270-Series v2.30 User Manual

Page 145: 5 battery connector (bt1)

AFL-xxA-N270 Series Panel PC

Page 129

8.2.2 Audio Speaker-out Connector (CN3)

PIN NO.

DESCRIPTION

1 AMP_L+

2 AMP_L-

3 AMP_R-

4 AMP_R+

Table 8-3: Audio Speaker-out Connector (CN3) Pinouts

8.2.3 Audio MIC-in Connector (MIC1)

PIN NO.

DESCRIPTION

1 MIC_IN_L

2 AGND_AMP

3 MIC_JD

4 MIC1_IN_R

Table 8-4: Audio MIC-in Connector (MIC1) Pinouts

8.2.4 Audio DMIC-in Connector (DMIC1)

PIN NO.

DESCRIPTION

1 DMIC_CLK

2 DMIC_DATA

3 +3.3V

4 GND

Table 8-5: Audio DMIC-in Connector (DMIC1) Pinouts

8.2.5 Battery Connector (BT1)

PIN NO.

DESCRIPTION

1 Battery

+3.3V

2 GND

Table 8-6: Battery Connector (BT1) Pinouts