Asus K8N-VM Motherboard DIY Troubleshooting Guide - Page 29

mode CPU stopped, DRAM refreshed, system running in low power

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2. USB device wake-up (3-pin USBPW1234, USBPW5678) 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. The USBPW1234 jumper is for the rear USB ports. The USBPW5678 jumper is for the internal USB connectors that you can connect to additional USB ports. USBPW1234 3 2 2 1 +5V (Default) +5VSB R K8N-VM USBPW5678 123 123 K8N-VM USB Device Wake-Up +5V (Default) +5VSB • 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. ASUS K8N-VM 1-19

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ASUS K8N-VM
1-19
2.
USB device wake-up (3-pin USBPW1234, USBPW5678)
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.
The USBPW1234 jumper is for the rear USB ports. The USBPW5678
jumper is for the internal USB connectors that you can connect to
additional USB ports.
•
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.
K8N-VM USB Device Wake-Up
USBPW5678
+5V
(Default)
+5VSB
1
2
2
3
+5V
(Default)
+5VSB
USBPW1234
2
1
3
2
1
3
K8N-VM