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7 jumpers – Asus A7N266-VM User Manual

Page 31

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ASUS A7N266-VM motherboard user guide

19

2.7

Jumpers

The jumpers on the motherboard allow you to change some feature
settings to suit your customized system configuration.

A7N266-VM

®

A7N266-VM CPU
External Frequency Selection

1

2

BSEL0
BSEL1

CPU

133MHz

(Default)

DRAM

100MHz

3

BSEL0
BSEL1

100MHz
133MHz

BSEL0
BSEL1

100MHz
100MHz

BSEL0
BSEL1

133MHz
133MHz

CPU

DRAM

CPU

DRAM

CPU

DRAM

1

2

3

1

2

3

1

2

3

1) CPU:DRAM Frequency Setting (BSEL0, BSEL1)

This jumper sets the external CPU:DRAM frequency ratio for normal
operation. The default operates at 133:133 Mhz.

CPU

DRAM

BSEL0

BSEL1

133

133

[1-2] (Default)

[1-2] (Default)

100

100

[1-2]

[2-3]

133

100

[2-3]

[1-2]

100

133

[2-3]

[2-3]

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