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CPU Clock Ratio Setting (JP2)
MV18/MV19 mainboard provides a jumper group JP2 to set CPU multiplier.
Inserting mini-jumper caps properly on JP2, the user can configure the CPU
Clock Ratio manully.
Multiplier
(JP2)
1-2
3-4
5-6
7-8
(66)
MHz
(100)
MHz
(133)
MHz
3.5X
ON
OFF
ON
OFF
350
4X
OFF
ON
ON
ON
400
533
4.5X
OFF
ON
ON
OFF
300
450
600
5X
OFF
OFF
ON
ON
333
500
667
5.5X
OFF
OFF
ON
OFF
366
550
733
6X
ON
ON
OFF
ON
400
600
800
6.5X
ON
ON
OFF
OFF
433
650
866
7X
ON
OFF
OFF
ON
466
700
933
7.5X
ON
OFF
OFF
OFF
500
750
1000
8X
OFF
ON
OFF
ON
533
800
1066
Note:
Normally, JP2 is a backup function because for all the processors on
market nowadays the ratio setting is alomst fixed.
Proces sor
3.5X
4X
4.5X
5X
5.5X
JP2
Proces sor
6X
6.5X
7X
7.5X
8X
Multiplier
JP2
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
1-
2
3-
4
5-
6
7-
8
A2
1-
2
3-
4
5-
6
7-
8
JP2
