DFI 915gv-tml, system board, 915g-tmgf user manual Hardware Installation USB Power Select

2

Hardware Installation

2.4.3 USB Power Select

	1	1
	2	2
USB 1-4	3	3
(JP2)	X1-2 On: 5V	2-3 On: 5VSB

(default)

3 2 1 3 2 1

USB 5-8

(JP1) 1-2 On: 5V 2-3 On: 5VSB

X(default)

JP1 and JP2 are used to select the power of the USB ports. Selecting 5VSB will allow you to use the USB keyboard or USB mouse to wake up the system.

BIOS Setting

“USB KB Wake-Up From S3” in the Power Management Setup submenu of the BIOS must be set to Enabled. Refer to chapter 3 for more information.

Important:

•If you are using the Wake-On-USB Keyboard/Mouse

function for 2 USB ports, the 5VSB power source of your power supply must support ≥ 1.5A.

•If you are using the Wake-On-USB Keyboard/Mouse

function for 3 or more USB ports, the 5VSB power source of your power supply must support ≥ 2A.

32