VIA Technologies VT82C686A User Manual page 17

Jumper JP6: USB1 Wake up Selector
Use this jumper to enable or disable the USB1 (located on the I/O
port panel) Wake up function that wake up the system from power
saving mode.
Function Jumper Setting
Disable Short Pins 1-2
Enable Short Pins 2-3
Jumper JP7: Set System Bus 100 MHz Forced
Use this jumper to set the system bus frequency. In the normal
setting, the system will automatically select the correct frequency
according to the kind of processor installed. In the Force 100 MHz
setting, the system will use a 100 MHz system bus even if the
processor has designed to operate with a 66 or 133 MHz bus.
Function
Normal Operation
Force 100 MHz
Jumper JP8: Set System Bus 133 MHz Forced
Use this jumper to set the system bus frequency. In the normal
setting, the system will automatically select the correct frequency
according to the kind of processor installed. In the Force 133 MHz
setting, the system will use a 133 MHz system bus even if the
processor is designed to operate with a 66 or 100 MHz bus.
Function
Normal Operation
Force 133 MHz
Jumper JP17: USB2 Wake up Selector
Use this jumper to enable or disable the USB2 (extra USB ports)
Wake up function that wake up the system from power saving
mode.
Function Jumper Setting
Disable Short Pins 1-2
Enable Short Pins 2-3
2: Mainboard Installation
Jumper Setting
Short Pins 1-2
Short Pins 2-3
Jumper Setting
Short Pins 1-2
Short Pins 2-3
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