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Acer V55LA-2 User Manual page 7

High-performance system board
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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.
Host Bus
(MHz)
Freq. (MHz)
Intel P54C
P75
50
P90
60
P100
66
P120
60
P133
66
P150
60
P166
66
P200
66
Intel P55C
P150
60
P166
66
P200
66
Cyrix M1 (6x86)
P120+
50
P150+
60
P166+
66
Cyrix M1 (6x86L)
P120+
50
P150+
60
P166+
66
Cyrix M2
PR166
66
PR180
60
PR200
66
System Board
SW1 SW2 SW3 SW4
JP7
On
On
Off
Off
Closed
On
Off
Off
Off
Closed
Off
On
Off
Off
Closed
On
Off
On
Off
Closed
Off
On
On
Off
Closed
On
Off
On
On
Closed
Off
On
On
On
Closed
Off
On
Off
On
Closed
On
Off
On
On
Open
Off
On
On
On
Open
Off
On
Off
On
Open
On
On
On
Off
Closed
On
Off
On
Off
Closed
Off
On
On
Off
Closed
On
On
On
Off
Open
On
Off
On
Off
Open
Off
On
On
Off
Open
Off
On
On
On
Open
On
Off
Off
On
Open
Off
On
Off
On
Open
JP43
JP44
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
2-3
1-7
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