User`s manual

7
1
Quick Setup Guide
Quick Setup
Guide
1.2 Jumpers
1.2.1 CPU Frequency Ratio - SW1
SW1: Pin 5
On: Auto - the system will run according
to the CPUs default ratio. Settings
on pins 1 to 4 will have no effect.
Off: Manual - use pins 1, 2, 3 and 4 to
select the desired ratio.
Ratio
5x
5.5x
6x
6.5x
7x
7.5x
8x
8.5x
1
On
Off
On
Off
On
Off
On
Off
Ratio
9x
9.5x
10x
10.5x
11x
11.5x
12x
12.5x
2
On
On
Off
Off
On
On
Off
Off
3
Off
Off
Off
Off
On
On
On
On
4
On
On
On
On
Off
Off
Off
Off
1
On
Off
On
Off
On
Off
On
Off
2
On
On
Off
Off
On
On
Off
Off
3
Off
Off
Off
Off
On
On
On
On
4
Off
Off
Off
Off
On
On
On
On
SW1s default
setting.