Cpu_Pwr1, Atx_Pwr1: Power Connectors; Jfp1, Jfp2: Front Panel Connectors - MSI Z270I Quick Start Manual

CPU_PWR1, ATX_PWR1: Power Connectors

These connectors allow you to connect an ATX power supply.
12 24
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.

JFP1, JFP2: Front Panel Connectors

These connectors connect to the switches and LEDs on the front panel.
1
16
Overview of Components
1
2
3
4
1
2
3
4
5
6
ATX_PWR1
7
8
9
10
11
12
1
3
5
7
9
1
JFP2
3
4 8
CPU_PWR1
1 5
Ground 5
Ground 6
Ground 7
Ground 8
+3.3V
+3.3V
Ground
+5V
Ground
+5V
Ground
PWR OK
5VSB
+12V
+12V
+3.3V
9
10
2 1
HDD LED + 2
HDD LED - 4
Reset Switch 6
Reset Switch 8
Reserved 10
Speaker - 2
Buzzer - 4
+12V
+12V
+12V
+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
JFP1
Power LED +
Power LED -
Power Switch
Power Switch
No Pin
Buzzer +
Speaker +