Supero SUPER PIIIDR3, User Manual

Page: 43 / 94

Chapter 2: Installation
2-15
Installation
Front Side Bus Speed
Use JP3 to change the FSB speed.
You can also change the CPU
speed with the "CPU Speed at
FSB" setting in BIOS. This setting
w i l l s h o w y o u t h e a c t u a l C P U
speed for each FSB speed option
s e l e c t e d . S e e T a b l e 2 - 2 6 f o r
jumper settings. Note: If the sys-
tem does not reboot after chang-
ing the CPU speed, clear CMOS,
reboot and then set the correct
CPU speed in BIOS.
Table 2-26
Front Side Bus Speed
Jumper Settings (JP3)
J u m p e r
Position
1-2
2-3
O F F
Definition
A u t o
1 3 3 M H z
1 0 0 M H z
* Note: The Auto setting allows
the CPU to set the speed.
AC'97 Enable/Disable
AC'97 brings high quality audio to
PCs. When enabled with JP7, au-
dio is processed onboard. The
d i s a b l e d s e t t i n g s h o u l d b e s e -
lected when you wish to use an
add-on card for audio. See Table
2-28 for jumper settings.
J u m p e r
Position
1-2
2-3
Definition
E n a b l e d
D i s a b l e d
Table 2-28
AC'97 Enable/Disable
Jumper Settings (JP7)
Host Bus ECC
Jumper JP5 is used to enable or
disable ECC (Error Correction and
Control) on the host (front side)
bus. See Table 2-27 for jumper
settings.
J u m p e r
Position
1-2
2-3
Definition
E n a b l e d
D i s a b l e d
Table 2-27
Host Bus ECC Enable/
Disable
Jumper Settings (JP5)