SOLTEK SL-55F1, Notice To End Users, Page: 13 / 43

13
Vcore Voltage Settings - SW2
Vcore
SW2
DIP1 ~ DIP4
1 8
ON
ON
OFF OFF OFF
1
8
ON
ON
OF
F OF
F OF
F
1 8
ON
ON ON
OF
F OF
F
1 8
ON
ON ON
OFF OFF
1 8
ON
ON ON
OFF OFF
1 8
ON
ON
OF
F OF
F OF
F
1 8
ON
ON ON ON
OFF
OFF
1 4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
8
ON
OF
F OF
F OF
F OF
F
2.1V
2.2V
2.3V
2.4V
2.5V
2.6V
2.7V
2.0V
Vcore
SW2
DIP1 ~ DIP4
1 8
ON
ON ON ON
1 8
ON
ON ON ON ON
1 8
ON
ON
OFF OFF OFF
1 8
ON
ON ON
OF
F OF
F
ON
1 8
ON ON
OF
F OF
F
1 8
ON
ON ON ON
OFF
1
8
ON
ON ON
OF
F OF
F
1 8
ON
ON ON ON
OF
F
2.9V
3.0V
3.1V
3.2V
3.3V
3.4V
3.5V
2.8V
NOTE: 1. Adjust SW2 DIP1 ~ DIP4 for selecting Vcore Voltage.
2. Adjust SW2 DIP5 ~ DIP7 for selecting CPU Ratio.
3. SW2 DIP8 is unused. So user can ignore its position.