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P5SD-B User’s Manual
3:
Reconfiguring Your Mainboard – 3.14
Jumper Locations
The illustration shows the lo-
cation of the CPU jumpers.
1.5x & 3.5x
JP10-12: Internal Clock Factor
1
2.0x
1
2.5x
1
3.0x
1
4.0x
1
4.5x
1
5.0x
1
JP1
JP2
JP3
60MHz
JP1
JP2
JP3
66.8MHz
JP1
JP2
JP3
68.5MHz
JP1
JP2
JP3
75MHz (64/32)
JP1
JP2
JP3
75MHz
JP1
JP2
JP3
83.3MHz
JP1
JP2
JP3
90MHz
JP1
JP2
JP3
100MHz
JP1-3: External Clock Speed
JP12 11 10
JP12 11 10
JP12 11 10
JP12 11 10
JP12 11 10
JP12 11 10
JP12 11 10
1
1
1
1
1
1
1
1
3.3V
1
2
5
6
JP13: CPU I/O Voltage (Vio)
3.5V
1
2
5
6