930/950 Motherboard Jumpers

CMOS Clear Jumper (JP15)
Description Position
Normal Operation OPEN
Clear CMOS CLOSED

CPU Core Voltage Selection Jumpers
Vcore JP1 JP2 JP3 JP4
2.2 V OPEN CLOSED OPEN OPEN
2.8 V OPEN OPEN OPEN CLOSED
2.9 V CLOSED OPEN OPEN CLOSED
3.2 V OPEN OPEN CLOSED CLOSED

CPU/Bus Speed Select Jumpers
Intel CPU/Bus BJ0 JP5 BJ1 JP6 BF2 JP7
X1.5/X3.5 OPEN OPEN OPEN
X2.0 CLOSED OPEN OPEN
X2.5 CLOSED CLOSED OPEN
X3.0 OPEN CLOSED OPEN
X4.0 CLOSED OPEN CLOSED
X4.5 CLOSED CLOSED CLOSED
X5.0 OPEN CLOSED CLOSED
X5.5 OPEN OPEN CLOSED

CPU Clock Selection Jumpers
CPU Clock (MHz) JP11 JP12 JP13
60 CLOSED CLOSED CLOSED
66 CLOSED CLOSED OPEN
75 OPEN CLOSED CLOSED
83 OPEN CLOSED OPEN
95 OPEN OPEN CLOSED
100 OPEN OPEN OPEN