Cpu_Pwr1, Atx_Pwr1: Power Connectors; Jaud1: Front Audio Connector - MSI B450 GAMING PLUS Manuel

CPU_PWR1, ATX_PWR1: Power Connectors

These connectors allow you to connect an ATX power supply.
12 24
ATX_PWR1
1 13
Important
Make sure that all the power cables are securely connected to a proper ATX power
supply to ensure stable operation of the motherboard.

JAUD1: Front Audio Connector

This connector allows you to connect audio jacks on the front panel.
8
4
1 Ground
2 Ground
3 Ground
4 Ground
1 +3.3V
2 +3.3V
3 Ground
4 +5V
5 Ground
6 +5V
7 Ground
8 PWR OK
9 5VSB
10 +12V
11 +12V
12 +3.3V
1 MIC L
3 MIC R
5 Head Phone R
7 SENSE_SEND
9 Head Phone L
5
CPU_PWR1
1
5 +12V
6 +12V
7 +12V
8 +12V
13 +3.3V
14 -12V
15 Ground
16 PS-ON#
17 Ground
18 Ground
19 Ground
20 Res
21 +5V
22 +5V
23 +5V
24 Ground
2 10
1 9
2 Ground
4 NC
6 MIC Detection
8 No Pin
10 Head Phone Detection
Overview of Components
17