Asus RS161-E4/PA2 - Manual (Page 52)

4-6 Chapter 4: Motherboard information
4. Gigabit LAN2 controller setting (3-pin LAN2_EN1)
This jumper allows you to enable or disable the onboard Broadcom ®
BCM5721 Gigabit LAN2 controller. Set to pins 1-2 to activate the Gigabit
LAN feature.
R
KFN4-DRE
KFN4-DRE LAN_EN2 Setting
LAN_EN2
Enabled
(Default)
1 2 2 3
Disabled
5. USB device wake-up (3-pin USBPW12, USBPW23)
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 S4 and S5
sleep modes (no power to CPU, DRAM).
R
KFN4-DRE
KFN4-DRE USB device Wake up
USBPW12
(Default)
+5V +5VSB
2 3 1 2
1
2
USBPW23
+5V
(Default)
+5VSB
3
2