3 . External frequency selection (3-pin FSB_SEL1, FSB_SEL0)

These jumpers allow you to set the CPU Front Side Bus (FSB) frequency. Refer to the jumper settings below.

A7S8X-MX

A7S8X-MX External frequency selection

1

FSB_SEL1 FSB_SEL0 100MHZ

1

FSB_SEL1 FSB_SEL0

133MHZ

1

FSB_SEL1

FSB_SEL0

166MHZ

(Default)

Make sure you load the BIOS setup default after changing the external frequency selection. Refer to page 2-36.

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Chapter 1: Product introduction