ASUS A7N266-C User’s Manual
19
3. HARDWARE SETUP
3. H/W SETUP
Motherboard Settings
3) CPU:DRAM Frequency Setting (BSEL0, BSEL1)
This jumper sets the external CPU:DRAM frequency ratio for normal operation.
The default operates at 100:100 Mhz. Note: To make any changes to jumper
speed settings, the JEN jumper must be set to [1-2].
CPU
DRAM
BSEL0
BSEL1
JEN
133
133
[1-2]
[1-2]
[1-2]
133
100
[2-3]
[1-2]
[1-2]
100
133
[2-3]
[2-3]
[1-2]
100
100
[1-2] (Default) [2-3] (Default)
[1-2]
A7N266-C
0
1
0
1
0
1
®
A7N266-C CPU
External Frequency Selection
1 2
BSEL0
BSEL1
CPU 133MHz
(Default)
DRAM 133MHz
3
1 2
BSEL0
BSEL1
CPU 133MHz
DRAM 100MHz
3
1 2
BSEL0
BSEL1
CPU 100MHz
DRAM 133MHz
3
1 2
BSEL0
BSEL1
CPU 100MHz
DRAM 100MHz
3