Aaeon SBC-770 User Manual page 32

This jumper is reserved to connect a system temperature thermal
sensor in order to detect the system temperature.
CPU core frequency = CPU frequency ratio (3~5.5) * External
bus clock (66 or 100 MHz)
CPU frequency ratio select (J6)
*default
3x
1 3 5
2 4 6
4.5x
1 3 5
2 4 6
3.5x*
1 3 5
2 4 6
5x
1 3 5
2 4 6
Chapter 2 Installation 21
4x
1 3 5
2 4 6
5.5x
1 3 5
2 4 6