MSI MICRO NLX BX4 User Manual page 23

2.1-3 CPU Speed Setting: SW1
To adjust the speed of the CPU, you must know the specifications of your
CPU (always ask the vendor for CPU spec.). The mainboard can auto-detect
between 66 or 100MHz CPU Bus Frequency.
SW1
ON DIP
1 2 3
Speed Setting
WARNINGS
The ATI RAGE 128VR/RAGE PRO Turbo onboard graphics
!
controller should be disabled, when selecting over 100MHz
processor BUS speed. The onboard graphics controller
support only 66MHz/100MHz bus speed processor.
ON
OFF
4
2-18