Advertisement
2
Jumpers and Connectors
Setting the Jumpers
Set bus frequency and CPU frequency
Core CPU
Host
Freq. (MHz)
Clock (MHz)
75
50
90
60
100
66
110
55
120
60
133
66
150
60
166
66
200
66
Table 2 -1. Host Clock, CPU type and Speed Settings
P :
Cyrix 6x86 CPU does not have multiplier 1.5 and 2.5 . Leave JP7 open for
Cyrix 6x86 CPU.
Cyrix 6x86 CPU and AMD K5 CPU use P-rating as the CPU frequency.
Refer the following table to get the CPU core frequency. For AMD K5 CPU,
check your CPU vendor for detailed information.
Cyrix 6x86
P120+
P133+
P150+
P166+
Set CPU Voltage Type
JP2, JP3
Single
Clock
JP9
Multiplier
short 1-2, 3-4
1.5
short 3-4
1.5
short 1-2
1.5
open
2
short 3-4
2
short 1-2
2
short 3-4
2.5
short 1-2
2.5
short 1-2
3
Core CPU Frequency (MHz)
JP1
CPU Voltage
P5HX-A
JP7P
JP8
short 1-2
short 1-2
short 1-2
short 1-2
short 1-2
short 1-2
short 1-2
short 2-3
short 1-2
short 2-3
short 1-2
short 2-3
short 2-3
short 2-3
short 2-3
short 2-3
short 2-3
short 1-2
100
110
120
133
User's Manual 3-9
Advertisement
