2 audio kit installation, Figure 4-15: connect power cable to power supply, 52 are listed in – IEI Integration NANO-PV-D4252_N4552_D5252 User Manual
Page 72: Table 4-1, Description, Type, Label

NANO-PV-D4252/N4552/D5252 EPIC SBC
Page 58
Figure 4-15: Connect Power Cable to Power Supply
4.7.2 Audio Kit Installation
The Audio Kit that came with the NANO-PV-D4252/N4552/D5252 connects to the audio
connector on the NANO-PV-D4252/N4552/D5252. The audio kit consists of three audio
jacks. Mic-in connects to a microphone. Line-in provides a stereo line-level input to
connect to the output of an audio device. Line-out, a stereo line-level output, connects to
two amplified speakers. To install the audio kit, please refer to the steps below:
Step 1:
Locate the audio connector. The location of the 10-pin audio connector is
shown in Chapter 3.
Step 2:
Align pin 1. Align pin 1 on the on-board connector with pin 1 on the audio kit
connector. Pin 1 on the audio kit connector is indicated with a white dot. See