Jp32, Jp33: Bus Fraction Core/Bus Ratio Select; Jp5: Cmos Clear Jumper - SOYO 82430 HX / P54C User's Manual & Technical Reference

8

JP32, JP33: Bus Fraction Core/Bus Ratio Select

Set this jumper according to your CPU clock.
Note: For Pentium X / Y MHz, X stands for CPU core clock, Y stands
for bus clock.
Ratio
3/2 Pentium Ð 75, 90, 100MHz
(Default) AMD 5k86 (SSA5) Ð P75, P90,
P100MHz
AMD 5k86 (K5) Ð P120, P133MHz
2/1 Pentium Ð 120, 133MHz
Cyrix Ð P120 + , P133 + , P150 + ,
P166 + MHz
AMD 5k86 (K5) Ð P150, P166MHz
5/2 Pentium Ð 150, 166MHz
3/1 Pentium Ð 180, 200MHz

JP5: CMOS Clear Jumper

Clear the CMOS memory by momentarily shorting this jumper; then
open the jumper to retain new settings.
P54CX Family
CMOS Setting
Retain CMOS data
(default)
Clear CMOS data
Hardware Setup
JP32, JP33
JP32
JP33
JP32
JP33
JP32
JP33
JP32
JP33
JP5
1 2
1 2