19
P-Ratin
g
PR7
5
PR9
0
PR10
0
JP
1
JP1
3
JP1
4
CP
U
Voltag
e
2.7
V
2.8
V
2.9
V
3.3V
*
3.5
V
JP1
0
1-2 O
n
3-4 O
n
5-6 O
n
All Of
f
All Of
f
JP1
1
1-2 O
n
1-2 O
n
1-2 O
n
3-4 On
,
5-6 On
,
7-8 O
n
3-4 On
,
5-6 On
,
7-8 O
n
JP1
2
1-2 O
n
1-2 O
n
1-2 O
n
1-2 O
n
3-4 O
n
* Defaul
t
CPU Spee
d
75MH
z
90MH
z
100MH
z
Syste
m
Bus Cloc
k
50MH
z
60MH
z
66.6MH
z
PCI CL
K
25MH
z
30MH
z
33.3MH
z
Pin
s
1-
2
Of
f
O
n
Of
f
Pin
s
3-
4
O
n
Of
f
Of
f
Pin
s
5-
6
Of
f
Of
f
Of
f
JP
6
CPU P-Rate/Internal/Externa
l
Freq. Spee
d
75/75/50, 90/90/60, 100/100/66 (1.5x
)
2x for future CPU
s
JP1
4
2-3 O
n
1-2 O
n
JP1
3
Of
f
Of
f
AMD-K5 CPUs
JP
6
1
3
5
4
6
2
JP1
2
JP1
1
JP1
0
1
3
5
4
6
2
1
3
5
7
2
4
6
8
3
1
4
2
JP
1
Of
f
Of
f
Of
f
Warning
:
The default setting of JP10, JP11 and JP12 is 3.3V. I
f
the voltage of your CPU is not 3.3V, make sure yo
u
set JP10, JP11 and JP12 according to the voltage o
f
your CPU, otherwise, your system will hang
.