ECS P5SJ-A User Manual page 38

P5SJ-A User's Manual
3: Reconfiguring Your Mainboard – 3.14
JP12, 13, 15: External Clock Speed
JP15
50MHz
55MHz
60MHz
66.6MHz
75MHz
83.3MHz
JP6: CPU I/O Voltage (Vio)
STD 3.3V
VRE 3.52V
JP12
2 4
1 3
2 4
1 3
JP18: Internal Clock Factor
BF0
BF1
1.5x
2.0x
2.5x
3.0x
3.5x
4.0x
BF2