|
MS-6161
1. CPU Core Speed Derivation Procedure (SW1)
This mainboard can auot-detect the Core/Bus (Fraction) ratio of
the CPU
ON = SHORT, OFF = OPEN
|
CPU TYPE
|
SW1
|
|
Core/Bus Ratio
|
1
|
2
|
3
|
4
|
|
3
|
ON
|
ON
|
OFF
|
ON
|
|
3.5
|
ON
|
OFF
|
OFF
|
ON
|
|
4
|
ON
|
ON
|
ON
|
OFF
|
|
4.5
|
ON
|
OFF
|
ON
|
OFF
|
|
5
|
ON
|
ON
|
OFF
|
OFF
|
|
5.5
|
ON
|
OFF
|
OFF
|
OFF
|
|
6
|
OFF
|
ON
|
ON
|
ON
|
|
6.5
|
OFF
|
OFF
|
ON
|
ON
|
|
7
|
OFF
|
ON
|
OFF
|
ON
|
|
7.5
|
OFF
|
OFF
|
OFF
|
ON
|
|
8
|
OFF
|
ON
|
ON
|
OFF
|
2. The Jumper Switch J4 (1,2, and 3) is used to set the CPU Bus frequency
|
CPU TYPE
|
SW1
|
|
Bus Frequency
|
1
|
2
|
3
|
|
66MHz
|
Open
|
Open
|
Open
|
|
68MHz
|
Open
|
Open
|
Short
|
|
75MHz
|
Open
|
Short
|
Open
|
|
83MHz
|
Short
|
Open
|
Short
|
Note: You can set the CPU Bus Frequency through J4 or BIOS
setting. If you set this in the BIOS setting, the Jumper Switch J4
setting will be void. |