Table of Contents
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System/PCI clock setting
System
50MHz
PCI
25MHz
1
3
5
J1
2
4
6
1
3
5
J2
2
4
6
CPU frequency ratio
1.5/3.5
1
3
5
J4
2
4
6
4.5
1
3
J4 cont.
2
4
Pentium MMX(P55C) enabled/disabled (JP2)
JP2
* default setting
50MHz
33.3MHz
1
3
5
1
2
4
6
2
1
3
5
1
2
4
6
2
2
1
3
5
1
2
4
6
2
5 (Reserve)
5
1
3
6
2
4
P55C enabled
1
3
2
4
Chapter 2 Installation
60MHz
*66MHz
30MHz
*33.3MHz
3
5
1
3
4
6
2
4
3
5
1
3
4
6
2
4
2.5
3
3
5
1
3
4
6
2
4
5.5(Reserve)
5
1
3
6
2
4
*P55C disabled
1
2
75MHz
32MHz
5
1
3
5
6
2
4
6
5
1
3
5
6
2
4
6
4
5
1
3
5
6
2
4
6
5
6
3
4
15
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