AMD Geode LX800 User Manual page 14

(2) CMOS RAM Clear (3-pin): J2
A battery must be used to retain the motherboard configuration in CMOS RAM short 1-2
pins of JPAT to store the CMOS data.
To clear the CMOS, follow the procedure below:
1. Turn off the system and unplug the AC power
2. Remove ATX power cable from ATX power connector
3. Locate JBAT and short pins 2-3 for a few seconds
4. Return JBAT to its normal setting by shorting pins 1-2
5. Connect ATX power cable back to ATX power connector
Note: When should clear CMOS
1. Troubleshooting
2. Forget password
3. After over clocking system boot fail
1
J2
3
1-2 closed Normal (Default)
CMOS RAM Clear Setting
9
1
J2
3
2-3 closed Clear CMOS