DFI CA331-NR - Manual (Page 27)

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2
Hardware Installation
These jumpers are used to select the power of the USB ports. Selecting
5V_standby will allow you to use a USB device to wake up the system.
BIOS Setting
“USB Device Wakeup From S3” in the Advanced menu of the BIOS must be set
to Enabled. Refer to chapter 3 for more information.
Important:
If you are using the Wake-On-USB function for 2 USB ports, the
5V_standby power source of your power supply must support ≥1.5A. For
3 or more USB ports, the 5V_standby power source of your power sup-
ply must support ≥2A.
USB Power Select
USB 0-1
(JP5)
USB 4-7
(JP10)
2-3 On:
5V_standby
1-2 On: 5V
(default)
3
1
2
3
1
2
2-3 On:
5V_standby
1-2 On: 5V
(default)
USB 2-3
(JP2)
USB 8-11
(JP11)
3 1 2 3 1 2