Asus M4A78LT-M LE - Keyboard Power; USB Device Wake-Up

2. USB device wake-up (3-pin USBPW1-4, USBPW5-10)
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 these jumpers to +5VSB to wake up the compurer from S3 and S4 sleep
modes (no power to CPU, DRAM in slow refresh, power supply in reduced power
mode).
M4A78LT-M LE
M4A78LT-M LE USB Device Wake Up
21
1
2 3
+5V
(Default)
+5VSB
USBPW5-10
2
2 3
+5V
(Default)
+5VSB
(Default)
USBPW1-4
3. Keyboard power (3-pin KBPWR)
This jumper allows you to enable or disable the keyboard wake-up feature. When you
set this jumper to pins 2-3 (+5VSB), you can wake up the computer by pressing a key
on the keyboard (the default is the Space Bar). This feature requires an ATX power
supply that can supply at least 1A on the +5VSB lead, and a corresponding setting in
the BIOS.
M4A78LT-M LE
M4A78LT-M LE Keyboard Power Setting
21
2 3
+5V
(Default)
+5VSB
KBPWR
ASUS M4A78LT-M LE 1-19
E5032_M4A78LT-M LE.indb 19 9/25/09 2:31:51 PM