Clear Cmos (Jp1) - Aaeon PCM-6896 Manual

Clear CMOS Selection (JP1)
Safety precautions in setting up clear CMOS must be taken, always
place jumper on protect mode. In clearing CMOS, place jumper for
just a second (follow clear CMOS illustration) then, immediately
return jumper to protect mode.
Clear CMOS Selection (JP1)
* Protect Clear CMOS
1 2 3 1 2 3
*
Default
Chapter 2 Installation 19