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Clear CMOS Jumper: JP1
T
he "Clear CMOS" jumper is used when you cannot boot your system due to some CMOS
co
nfiguration problem such as a forgotten password. This jumper allows you to reset the CMOS
co
nfigurations, and then reconfigure.
Pin1-2 short
Normal (default)
Pin2-3 short
Clear CMOS data
(Short means to cover two pins on
a jumper using a jumper cap.)
The following procedures are for resetting the BIOS password. It is
important to follow these instructions closely.
1.
Turn off your system and disconnect the AC power cable.
2.
Set JP1 to OFF (2-3 Closed).
3.
Wait several seconds.
4.
Set JP1 to ON (1-2 closed).
5.
Connect the AC power cable and turn on your system.
6.
Reset your desired password or clear CMOS data.
1
2
3
JP1
1
2
3
JP1
20
KM400A Series
1
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