Foxconn 661MXPlus Easy Installation Manual page 4

1. Clear CMOS Jumper: CLS_CMOS
You can clear CMOS to restore default system setting. To clear the CMOS, follow
the procedures described below.
1. Turn off the system and unplug the AC power.
2. Remove ATX power cable from PWR1 connector.
3. Short pins 1 and 2 on this jumper.
4. Return the jumper to the normal setting by locking pins 2 and 3 together with
the jumper cap.
5. Turn the system on. The BIOS is returned to the default settings.
2. CPU Model Selection Jumper: J2
J2 is OPEN at default, which supports the Prescott and Northwood CPU. If J2 is
set as SHORT, it supports the W illamette CPU.
Clear CMOS
Normal
(default)
SHORT
OPEN
(Default)
4
1
1
CLS_CMOS
1 2
1 2
J2