Hardware Setup
MS-S0131
2-21
Hardware Setup
MS-S0131
Jumper
Clear CMOS Jumper: JBAT1
There s a CMOS RAM onboard that has a power supply from an external battery
to keep the data of system configuration. With the CMOS RAM, the system can
automatcally boot OS every tme t s turned on. If you want to clear the system
configuration, set the jumper to clear data.
Normal
1
Clear CMOS
1
JBAT1
1
Important
You can clear CMOS by shorting pins 2 and 3 while the system is off. Then return
to 1-2 pin position. Avoid clearing the CMOS while the system is on; it will dam-
age the mainboard.
BIOS Write Protect Jumper: BIOS_WP
This jumper is used to enable/disable the BIOS flash. When you intend to update
the BIOS code, enable the BIOS flash by shorting pins 2 and 3. Under normal
operation, we suggest that you disable the BIOS flash to protect the system BIOS
from vrus nfecton.
BIOS_WP
Dsable
BIOS Flash
Enable
BIOS Flash
1
1
1
BIOS Recovery Jumper: JRECOVERY1
Users can short pns 2 and 3 to recover the system BIOS. When the system s
done wth the job, the buzzer wll beep to remnd the user to set the jumper to ts
normal state (pns 1 and 2 shorted).
JRECOVERY1
Normal
(default)
BIOS
recovery
1
1
1
