Owner's manual

ECN-360A-D2550 Embedded System
Page 27
The 10-pin audio connector is connected to external audio devices including speakers and
microphones for the input and output of audio signals to and from the system.
Figure 4-3: Audio Connector Location
Pin Description Pin Description
1
SPK_R
2
LINE1_R
3
AUD_GND
4
AUD_GND
5
SPK _L
6
LINE1_L
7
AUD_GND
8
AUD_GND
9
MIC1_R
10
MIC1_L
Table 4-4: Audio Connector Pinouts
4.2.3 Backlight Inverter Connector
CN Label: INV1
CN Type:
5-pin wafer
CN Location: See Figure 4-4
CN Pinouts: See Table 4-5
The backlight inverter connector provides the backlight on the LCD display connected to
the motherboard with +12V of power.