MSI Complete Guide to JUSB Jumpers on Motherboards: JUSB PW1 and JUSB PW2

MS-7798

Jumper

JUSB_PW1~2: USB power Jumper

These jumpers are used to select USB ports powered by VCC5 or 5VSB. Set to 5VSB if you want them provide power in standby mode.

1 1

	Close 1-2	Close 2-3
JUSB_PW1	Keep USB power to	Keep USB power to
	VCC5 (default)	5VSB
(for back panel USB connectors)

1 1

Close 1-2 Close 2-3

Keep USB power to	Keep USB power to
VCC5 (default)	5VSB

JUSB_PW2

(for on-board USB connectors)

Chapter 1

Important

If you set the jumper to 5VSB, the power supply must be able to provide at least 2A currents.

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