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System Board
1-7
Tables 1-2 to 1-4 show the settings of DIP switch 2 (SW2), JP7, JP43,
and JP44 for CPU selection.
Table 1-2
SW2, JP7, JP43, and JP44 Settings
CPU Freq.
(MHz)
Host Bus
Freq. (MHz)
SW1 SW2 SW3 SW4
JP7
JP43
JP44
Intel P54C
P75
50
On
On
Off
Off
Closed
2-3
2-3
P90
60
On
Off
Off
Off
Closed
2-3
2-3
P100
66
Off
On
Off
Off
Closed
2-3
2-3
P120
60
On
Off
On
Off
Closed
2-3
2-3
P133
66
Off
On
On
Off
Closed
2-3
2-3
P150
60
On
Off
On
On
Closed
2-3
2-3
P166
66
Off
On
On
On
Closed
2-3
2-3
P200
66
Off
On
Off
On
Closed
2-3
2-3
Intel P55C
P150
60
On
Off
On
On
Open
2-3
2-3
P166
66
Off
On
On
On
Open
2-3
2-3
P200
66
Off
On
Off
On
Open
2-3
2-3
Cyrix M1 (6x86)
P120+
50
On
On
On
Off
Closed
2-3
2-3
P150+
60
On
Off
On
Off
Closed
2-3
2-3
P166+
66
Off
On
On
Off
Closed
2-3
2-3
Cyrix M1 (6x86L)
P120+
50
On
On
On
Off
Open
2-3
2-3
P150+
60
On
Off
On
Off
Open
2-3
2-3
P166+
66
Off
On
On
Off
Open
2-3
2-3
Cyrix M2
PR166
66
Off
On
On
On
Open
2-3
2-3
PR180
60
On
Off
Off
On
Open
2-3
2-3
PR200
66
Off
On
Off
On
Open
2-3
2-3