MSI B75MA-G43 Power Supply, JPWR1 ATX 24-pin Power Connector, JPWR2 ATX 4-pin Power Connector

MS-7798

Power Supply

JPWR1: ATX 24-pin Power Connector

This connector allows you to connect an ATX 24-pin power supply. To connect the ATX 24-pin power supply, align the power supply cable with the connector and firmly press the cable into the connector. If done correctly, the clip on the power cable should be hooked on the mainboard’s power connector.

										12
									11				.
								10			. +3.
						7 .						+12V
								9 .							3V
							8 .		+12V
					6 .
		3				.		PW5VSB
				5			Ground
									R
1			4 . +5							O
				.	Ground							K
2			. +5																						24
		.GroundV
	.					V
. +3				3
+3
				.																			23 .
		3																		20
				V																		22 .					Ground
																					21		. +5					V
																							.	+5
																						. +5			V	V
																				19.
															15				18.			Res
																	17				Ground
													14.. PS-Ground
																16				.
												13				-		.		Ground
																.Ground
														.						ON		#
														+3 12V
																3
																	V

Chapter 1

JPWR2: ATX 4-pin Power Connector

This connector provides 12V power to the CPU.

	1
	.
2	Ground
.
Ground

	3
	.
4	+12V
.
+12V

Important

Make sure that all the power cables are securely connected to a proper ATX power sup- ply to ensure stable operation of the mainboard.

1-15