DFI AM75-EC - Page 8

8
Quick Setup Guide

Quick Setup
Guide
1.2 Jumpers
1.2.1 CPU Frequency Ratio - SW1
We do not recommend that you
adjust the CPU to a higher
frequency ratio because it may result
to the CPUs or systems instability
and are not guaranteed to provide
better system performance. If you
are unable to boot up the system
with the frequency ratio you
selected, please power off the
system and set SW1 pins 1-5 to
Off (Auto).
Ratio
Auto
5x
5.5x
6x
6.5x
7x
7.5x
8x
8.5x
9x
9.5x
10x
10.5x
11x
11.5x
12x
12.5x
1
Off
On
On
On
On
On
On
On
On
On
On
On
On
On
On
On
On
2
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
Off
3
Off
On
On
Off
Off
On
On
Off
Off
On
On
Off
Off
On
On
Off
Off
4
Off
Off
Off
Off
Off
On
On
On
On
Off
Off
Off
Off
On
On
On
On
5
Off
On
On
On
On
Off
Off
Off
Off
Off
Off
Off
Off
On
On
On
On