
2.1.2.5 PCI VIO (JP1)
| Table 2.6: | PCI VIO (JP1) | |
| Description | PIN HEADER 2*1P 180D (M) SQUARE | |
| 2.0mm | ||
| 
 | ||
| 
 | 
 | |
| Setting | Function | |
| 
 | 
 | |
| 5V | ||
| 3.3V | 
2.1.2.6 Clear CMOS(S1)
Warning! To avoid damaging the computer, always turn off the power supply before setting “Clear CMOS.” Before turning on the power supply, set the jumper back to “3.0 V Battery On.”
This jumper is used to erase CMOS data and reset system BIOS informa- tion.
The procedure for clearing CMOS is:
1.Turn off the system.
2.Short pin 2 and pin 3.
3.Return jumper to pins 1 and 2.
4.Turn on the system. The BIOS is now reset to its default setting
Table 2.7: CMOS clear
| Condition | Result | 
| 
 | 
 | 
| unpressed* | Normal | 
| 
 | 
 | 
| pushed | Clear CMOS | 
| 
 | 
 | 
| * default setting | 
 | 
| 
 | 10 |