MSI Z370-A User Manual

31
Overview of Components
24
131
12
ATX_PWR1
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 Ground 15 Ground
4 +5V 16 PS-ON#
5 Ground 17 Ground
6 +5V 18 Ground
7 Ground 19 Ground
8 PWR OK 20 Res
9 5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 Ground
5
4 1
8
CPU_PWR1
1 Ground 5 +12V
2 Ground 6 +12V
3 Ground 7 +12V
4 Ground 8 +12V
Important
Make sure that all the power cables are securely connected to a proper ATX power
supply to ensure stable operation of the motherboard.
CPU_PWR1, ATX_PWR1: Power Connectors
These connectors allow you to connect an ATX power supply.
1
2 10
9
1 DCD 2 SIN
3 SOUT 4 DTR
5 Ground 6 DSR
7 RTS 8 CTS
9 RI 10 No Pin
JCOM1: Serial Port Connector
This connector allows you to connect the optional serial port with bracket.

MSI Z370-A Specifications

General

Brand	MSI
Model	Z370-A
Category	Motherboard
Language	English