9
Keyboard Power On Function
Enabled
JK1
1
3
JK1
1
3
Disabled
3. Clear Keyboard Power On password setting (3-pin) : JB2
You can set keyboard power on function password to assure computer security to setting
password through BIOS SETUP, and you can clear keyboard power on password by
JB2.
Clear Keyboard Powr On Password Setting
Clear Setting
JB2
1
3
JB2
1
3
Normal
4. CMOS RAM Clear (3-pin) : JB3
A battery must be used to retain the motherboard configuration in CMOS RAM short
1-2 pins of JB1 to store the CMOS data.
Note: You can clear CMOS by shorting 2-3 pin, while the system is off. Then return
to 1-2 pin position. Avoid clearing the CMOS while the system is on, it will
damage the motherboard always unplug the power cord from the wall socket.
CMOS RAM Clear Setting
Clear CMOS
JB3
1
3
JB3
1
3
Normal
5. Onboard Audio CODEC Setting (3-pin) : JA1
The onboard audio CODEC can be master or slave mode. This jumper’s default is to
be master mode (2-3) close, when you use a AMR adapter please check, if the AMR is
set to master mode then on board audio CODEC must be set to be slave mode.
Codec Master/Slave Mode control
Master (default)
JA1
1
3
JA1
1
3
Slave
