Cpu_Pwr1~2, Atx_Pwr1, Pcie_Pwr1: Power Connectors - MSI X399 GAMING PRO CARBON AC Quick Start Manual

CPU_PWR1~2, ATX_PWR1, PCIE_PWR1: Power Connectors

These connectors allow you to connect an ATX power supply.
12 24
ATX_PWR1
1 13
6 4
PCIE_PWR1
3 1
Important
Make sure that all the power cables are securely connected to a proper ATX power
y
supply to ensure stable operation of the motherboard.
It is recommended that connect both CPU_PWR1 and CPU_PWR2 to 12V power
y
supply (especially when overclocking).
It is recommended to use a power supply with more than 500W.
y
5
8
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 +12V
2 +12V
3 +12V
1
CPU_PWR1/
CPU_PWR2
4
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
4 Ground
5 Ground
6 Ground
Overview of Components
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