IEI Integration ECN-360A-D2550 - Manual (Page 38)

ECN-360A-D2550 Em b e d d e d S ys te m
P a g e 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 Ba c klig h t In ve rte r Co n n e c to r
CN La b e l: INV1
CN Typ e : 5-pin wafer
CN Lo c a tio n : See Figure 4-4
CN P in o u ts : See Table 4-5
The backlight inverter connector provides the backlight on the LCD display connected to
the motherboard with +12V of power.