Asus AW171 - Manual (Page 46)

2-20 Chapter 2: Hardware information
3. USB device wake-up (3-pin USBPW1234)
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).
2. Boot Block Write Protect (2- pin J1)
This jumper allows you to enable or disable the boot block write protect
feature. Remove the jumper cap to enable the boot block write protect
feature (the default setting is disabled).
SK8N
®
2 1 2 1
SK8N Boot Block Write Protect
J1
Disable Enable
(Default)
SK8N
®
SK8N USB Device Wake Up
USBPW1234
+5VSB
3
2
+5V
(Default)
2
1
• 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 would not power up.
• The total current consumed must NOT exceed the power supply
capability (+5VSB) whether under normal condition or in sleep
mode.