2-19
Hardware Setup
The motherboard provides the following jumper for you to set the computer
’
s function.
This section will explain how to change your motherboard
’
s function through the use
of jumper.
Hardware Overclock FSB Jumpers: JB1, JB2 (optional)
You can overclock the FSB to increase the processor frequency by changing the
jumpers JB1 and JB2. Follow the instructions below to set the FSB.
Jumper
Important
Make sure that you power off the system before changing the jumpers
266 MHz
1
3
200 MHz
1
3
333 MHz
1
3
1
JB2
JB1
Clear CMOS Jumper: JBAT1
There is a CMOS RAM onboard that has a power supply from an external battery to
keep the data of system configuration. W ith the CMOS RAM, the system can auto-
matically boot OS every time it is turned on. If you want to clear the system configuration,
set the jumper to clear data.
JBAT1
1
Clear Data
1
3
Keep Data
1
3
Important
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 mainboard.