CHAPTER 3 – Jumper Setting
SPI-8450-LLVA 25
Chapter 3 Jumper Setting

3.1 Clear CMOS Content: JBAT1

The time, date, and CMOS values can be specified in the Setup program. The CMOS
values can be returned to their defaults by using the Setup program. The RAM data contains the
password information is powered by the onboard battery. User can erase the CMOS memory
content by short pin2 and pin3 of JP2 together.
An battery powers the real-time clock and CMOS memory. When the computer is not
plugged into a wall socket, the battery has an estimated life of ten years. When the computer is
plugged in, the standby current from the power supply extends the life of the battery.
JBAT1 Function
JBAT1
3 2 1 Normal Operation (Default)
JBAT1
3 2 1 Clear CMOS Content