
5V-1B
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2-2 Jumper Setting
Intel® Pentium
Processor Installation
JCK JBFCPU CLOCK SYS.
CLOCK RATIO 1 2 3 4 0 1 2 JPW1 JV1 JV2
P54C 75 MHz 3.3V 50 MHz 1.5X 2-3 2-3 2-3 1-2 OFF OFF OFF 1-2,5-6,7-8 OFF 1-2
P54C 90 MHz 3.3V 60 MHz 1.5X 1-2 2-3 2-3 2-3 OFF OFF OFF 1-2,5-6,7-8 OFF 1-2
P54C 100 MHz 3.3V 66 MHz 1.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 1-2,5-6,7-8 OFF 1-2
P54C 120 MHz 3.3V 60 MHz 2X 1-2 2-3 2-3 2-3 ON OFF OFF 1-2,5-6,7-8 OFF 1-2
P54C 133 MHz 3.3V 66 MHz 2X 2-3 1-2 2-3 2-3 ON OFF OFF 1-2,5-6,7-8 OFF 1-2
P54C 150 MHz 3.3V 60 MHz 2.5X 1-2 2-3 2-3 2-3 ON ON OFF 1-2,5-6,7-8 OFF 1-2
P54C 166 MHz 3.3V 66 MHz 2.5X 2-3 1-2 2-3 2-3 ON ON OFF 1-2,5-6,7-8 OFF 1-2
P55C 166 MHz 2.8V/3.3
66 MHz 2.5X 2-3 1-2 2-3 2-3 ON ON OFF 7-8 1-2,3-
1-2
P54C 180 MHz 3.3V 60 MHz 3X 1-2 2-3 2-3 2-3 OFF ON OFF 1-2,5-6,7-8 OFF 1-2
P54C 200 MHz 3.3V 66 MHz 3X 2-3 1-2 2-3 2-3 OFF ON OFF 1-2,5-6,7-8 OFF 1-2
P55C 200 MHz 2.8V/3.3
66 MHz 3X 2-3 1-2 2-3 2-3 OFF ON OFF 7-8 1-2,3-
66 MHz 3.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 7-8 1-2,3-
1-2
AMD K5/K6/K6-2 Processor Installation
JCK JBFCPU CLOCK SYS.
CLOCK RATIO 1 2 3 4 0 1 2 JPW1 JV1 JV2
K5-PR 75 3.52V 50 MHz 1.5X 2-3 2-3 2-3 1-2 OFF OFF OFF 1-2,3-4,5-6,7 OFF 1-2
K5-PR 90/PR120 3.52V 60 MHz 1.5X 1-2 2-3 2-3 2-3 OFF OFF OFF 1-2,3-4,5-6,7 OFF 1-2
K5-PR100/PR133 3.52V 66 MHz 1.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 1-2,3-4,5-6,7 OFF 1-2
K5-PR166 3.52V 66 MHz 2.5X 2-3 1-2 2-3 2-3 ON ON OFF 1-2,3-4,5-6,7 OFF 1-2
K6-PR166 2.9V/3.3V 66 MHz 2.5X 2-3 1-2 2-3 2-3 ON ON OFF 1-2,7-8 1-2,3-
1-2
K6-PR200 2.9V/3.3V 66 MHz 3X 2-3 1-2 2-3 2-3 OFF ON OFF 1-2,7-8 1-2,3-
1-2
K6-PR233 3.2V/3.3V 66 MHz 3.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 5-6,7-8 1-2,3-
1-2
K6-PR233 3.3V/3.3V 66 MHz 3.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 1-2,5-6,7-8 1-2,3-
1-2
K6-PR266 2.2V/3.3V 66 MHz 4X 2-3 1-2 2-3 2-3 ON OFF ON 3-4 1-2,3-
1-2
K6-PR300 2.2V/3.45V 66 MHz 4.5X 2-3 1-2 2-3 2-3 ON ON ON 3-4 1-2,3-
2-3
K6-2 266 2.2V/3.3V 66 MHz 4X 2-3 1-2 2-3 2-3 ON OFF ON 3-4 1-2,3-
1-2
(+)K6-2 300 2.2V/3.3V 66 MHz 4.5X 2-3 1-2 2-3 2-3 ON ON ON 3-4 1-2,3-
1-2
Cyrix
6x86 Processor Installation
JCK JBFCPU CLOCK SYS.
CLOCK RATIO 1 2 3 4 0 1 2 JPW1 JV1 JV2
P120+ M1 3.52V 50 MHz 2X 2-3 2-3 2-3 1-2 ON OFF OFF 1-2,3-4,5-6,7 OFF 1-2
P133+ M1 3.52V 55 MHz 2X 2-3 2-3 1-2 2-3 ON OFF OFF 1-2,3-4,5-6,7 OFF 1-2
P150+ M1 3.52V 60 MHz 2X 1-2 2-3 2-3 2-3 ON OFF OFF 1-2,3-4,5-6,7 OFF 1-2
P166+ M1 3.52V 66 MHz 2X 2-3 1-2 2-3 2-3 ON OFF OFF 1-2,3-4,5-6,7 OFF 1-2
P133+ 2.8V/3.3V 55 MHz 2X 2-3 2-3 1-2 2-3 ON OFF OFF 7-8 1-2,3-
1-2
P150 + 2.8V/3.3V 60 MHz 2X 1-2 2-3 2-3 2-3 ON OFF OFF 7-8 1-2,3-
1-2
P166+ 2.8V/3.3V 66 MHz 2X 2-3 1-2 2-3 2-3 ON OFF OFF 7-8 1-2,3-
1-2
P200+ 2.8V/3.3V 75 MHz 2X 1-2 2-3 1-2 2-3 ON OFF OFF 7-8 1-2,3-
1-2
MX PR 166 2.9V/3.3V 66 MHz 2X 2-3 1-2 2-3 2-3 ON OFF OFF 1-2,7-8 1-2,3-
1-2
MX PR 200 2.9V/3.3V 75 MHz 2X 1-2 2-3 1-2 2-3 ON OFF OFF 1-2,7-8 1-2,3-
1-2
MX PR 233 2.9V/3.3V 75 MHz 2.5X 1-2 2-3 1-2 2-3 ON ON OFF 1-2,7-8 1-2,3-
1-2
MII PR 300 2.9V/3.3V 66 MHz 3.5X 2-3 1-2 2-3 2-3 OFF OFF OFF 1-2,7-8 1-2,3-
1-2
Double check the jumper setting and make sure it is correct.
(+)Chipset specification does not support100 MHz system clock CPU like
AMD® K6-2 300 and K6-2 350, and there is no guarantee for over-clock
setup beyond chipse spec. The above K6-2 300 is only for reference and
needs to set under 66 Mhz.