2.7Switches and jumpers

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.

 

 

DSWF

 

 

 

 

 

5

 

 

 

 

 

4

 

 

 

 

 

3

 

 

ON

 

1 2

 

 

 

ON

 

OFF

P4B266-E

 

DSWMUL

 

ON ON

 

 

 

OFF

1

2

3

4

P4B266-E DIP Switches

 

 

 

 

 

 

1.Frequency Selection 2.Frequency Selection 3.Frequency Selection 4.Frequency Selection 5.Frequency Selection

1.Frequency Multiple 2.Frequency Multiple 3.Frequency Multiple 4.Frequency Multiple

The JEN jumper must be set to pins 1-2 (jumper mode) if you wish to use the DIP switches. Otherwise, setting the switches does not produce any effect.

1.JumperFree™ mode (JEN)

This jumper allows you to enable or disable the JumperFree™ mode. The JumperFree mode allows you to change CPU settings through the BIOS setup instead of using the DIP switches.

JEN

DSWF

 

 

5

 

 

4

 

 

 

 

 

 

 

3

ON

 

1 2

 

 

 

DSWMUL ON

1 2 3 4

P4B266-E

2 1

3 2

 

Jumper Mode

Jumper Free

 

 

(Default)

P4B266-E JumperFree™ Mode Setting

The JEN jumper is set in conjunction with the DIP switches. In JumperFree mode, set all the DIP switches to OFF.

ASUS P4B266-E motherboard user guide

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