DFI CA61 - Frequency Ratio Settings for Processors

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Hardware Installation
2.3 Frequency Ratio Settings for Processors
The following table shows frequency ratios and their corresponding
DIP switch setting. There are 4 switches on SW1. The black rectangle
in the diagram denotes the part that is protruding, the adjustable
switch. Make sure SW1 is set correctly before applying power,
otherwise you will not be able to power-on the system.
In the example above:
Switch 1: Off
Switch 2: On
Switch 3: Off
Switch 4: On
Processors
SW1
Freq.
Ratio
133MHz
4.5x
5x
5.5x
4x
533MHz
600MHz
667MHz
733MHz
Processors
SW1
66MHz 100MHz
Freq.
Ratio
133MHz
6.5x
7x
400MHz 6x
466MHz
433MHz
600MHz
650MHz
700MHz
66MHz 100MHz
300MHz
(300A)
333MHz
366MHz
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550MHz
500MHz
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