2.7Switches and jumpers

2.7.1 Switch settings

The motherboard frequency is adjusted through the DIP switches. The white block represents the switch position. The illustration below shows all the switches in the OFF position.

 

SW1801

ON

OFF

 

 

 

9 10

 

 

 

8

 

 

 

7

 

 

 

6

 

 

 

5

 

 

 

4

 

P4B-MX

 

3

 

 

 

P4B-MX DIP Switches

ON

1 2

 

 

Figure 2-20

DIP Switches

 

 

1.Reserved

2.Reserved

3.Reserved

4.Reserved

5.Frequency Selection

6.Frequency Selection

7.Frequency Selection

8.Frequency Selection

9.Frequency Selection

10.Reserved

If you are using an unlocked CPU, you may change the CPU frequency multiple in BIOS.

Set the CPU frequency and CPU bus frequency multiple only to the recommended settings. Settings other than those recommended are not guaranteed to be stable.

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Chapter 2: Hardware information