IBM SBC-658 Computer Hardware User Manual


 
Chapter 2 Installation 21
Clear CMOS (J4)
You can connect an external jumper cap or switch to clear CMOS.
Clear CMOS procedure:
1. Disconnect all power source.
2. Move J4 from 1-2 to 2-3 for few seconds.
3. Move J4 back to 1-2.
Clear CMOS (J4)
Protect* Clear CMOS
J4
*default
1 2 3
1 2 3
1 2 3