Jusb1, Jusb2: Usb 2.0 Connectors; Jcom1: Serial Port Connector - MSI MPG Z390M GAMING EDGE AC Quick Start Manual

JUSB1, JUSB2: USB 2.0 Connectors

These connectors allow you to connect USB 2.0 ports on the front panel.
Important
Note that the VCC and Ground pins must be connected correctly to avoid possible
y
damage.
In order to recharge your iPad,iPhone and iPod through USB ports, please install MSI
y
Dragon Center utility.

JCOM1: Serial Port Connector

This connector allows you to connect the optional serial port with bracket.
22
Overview of Components
1 VCC
3 USB0-
5 USB0+
7 Ground
9 No Pin
1 DCD
3 SOUT
5 Ground
7 RTS
9 RI
2 10
1 9
2 VCC
4 USB1-
6 USB1+
8 Ground
10 NC
2 10
1
9
2 SIN
4 DTR
6 DSR
8 CTS
10 No Pin