Audio1: Audio Interface Port; Usb3/ Usb4; Lpt1: Parallel Port Connector - ROHS ITX-i7418VL User Manual

2.20 AUDIO1: Audio Interface Port

AUDIO1 is composed of Line in, Line out and Microphone jacks.
Pin Description
1 Line Left in
3 GND
5 MIC
7 GND
9 Speaker LEFT

2.21 USB3/ USB4

USB3/ USB4 connector supports USB 2.0 w/ 480MB/s.

2.22 LPT1: Parallel Port Connector

Pin Description
2 Line Right in
4 GND
6 N/C
8 GND
10 Speaker Right
USB3
1
9
USB4
LPT1
Installation
2
10
23