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Overview of Components

131

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

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.

JFP1, JFP2: Front Panel Connectors

These connectors connect to the switches and LEDs on the front panel.

210

JFP1

1 HDD LED + 2 Power LED +

3 HDD LED - 4 Power LED -

5 Reset Switch 6 Power Switch

7 Reset Switch 8 Power Switch

9 Reserved 10 No Pin

JFP2

1 Speaker - 2 Buzzer +

3 Buzzer - 4 Speaker +

Questions and Answers:

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MSI B450I GAMING PLUS AC Specifications

General