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| CPU External Clock (bus) Frequency
Selection |
| CPU Speed |
Ext. Clock Speed |
JP12 |
| Pentium- 75 |
50Mhz |
|
| Pentium-90/120/150 |
60Mhz |
|
| Pentium- 100/133/166/200 |
66.6Mhz (default) |
|
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|
| CPU : BUS Frequency Ratio (1.5x,
2.0x, 2.5x, 3.0x) |
| JP13 |
JP14 |
P54C/CQS/CS |
P55C/P55CT |
|
|
2.5 |
2.5 |
 |
|
3 |
3 |
|
|
|
2 |
2 |
| |
|
1.5 |
Reserved |
|
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|
| CPU Voltage Regulator Selection |
| JP15 |
JP16 |
JP23* |
JP3 |
JP10 |
Voltage |
 |
 |
|
|
|
3.45V |
| |
|
|
|
|
3.3V (defoult) |
| |
|
|
|
|
3.45V and 2.8V |
| |
|
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|
|
3.45V and 2.5V |
| |
|
|
|
|
3.3V and 2.8V |
| |
|
|
|
|
3.3V and 2.5 |
| JP23* :
Данный джампер на матери пронумерован как JP32
наверно опечатка, так что можете переключать
смело все опробовано, работает. |
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