28
CODEC Selector Setting (J2)
You may use J2 to set onboard audio CODEC or the CODEC on AMR card as
primary.
Primary CODEC is on board
Primary CODEC is on AMR card
FSB Speed Setting (JP3A,JP3B)
This Mainboard provides jumper JP3 to set FSB(front side bus) at 66MHz,
100MHz, 105MHz and 133MHz. Inserting mini-jumper caps on JP3 as below
enables system to identify FSB speed automatically.
A3
A4
J 2
1
JP3A JP3B
1
Speed /
Jumper
Setting
Speed /
Jumper
Setting
66 MHz FSB
66 MHz FSB
66 MHz FSB
66 MHz FSB
11
1
2
3
1
2
3
11
1
2
3
1
2
3
105MHz FSB
100MHz FSB
133MHz FSB
1
2
3
1
2
3
1
2
3
1
2
3
