Specifications

4-44-4
4-44-4
4-4
Chapter 4: Motherboard infoChapter 4: Motherboard info
Chapter 4: Motherboard infoChapter 4: Motherboard info
Chapter 4: Motherboard info
2.2.
2.2.
2.
USB device wake-up (3-pin USBPW12, USBPW34,USB device wake-up (3-pin USBPW12, USBPW34,
USB device wake-up (3-pin USBPW12, USBPW34,USB device wake-up (3-pin USBPW12, USBPW34,
USB device wake-up (3-pin USBPW12, USBPW34,
USBPW56, USBPW78)USBPW56, USBPW78)
USBPW56, USBPW78)USBPW56, USBPW78)
USBPW56, USBPW78)
Set these jumpers to +5V to wake up the computer from S1 sleep
mode (CPU stopped, DRAM refreshed, system running in low power
mode) using the connected USB devices. Set to +5VSB to wake up
from S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh,
power supply in reduced power mode).
®
USB device wake-up
3
2
21
+5V
(Default)
+5VSB
USBPW78
USBPW56
3
2
21
+5V
(Default)
+5VSB
USBPW34
USBPW12
• The USB device wake-up feature requires a power supply that can
provide 500mA on the +5VSB lead for each USB port; otherwise,
the system will not power up.
• The total current consumed must NOT exceed the power supply
capability (+5VSB) whether under normal condition or in sleep mode.