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APPENDIX E - CONFIGURATION JUMPERS
JP4 CPU Clock Jumper
Frequency 1-2 3-4 11-12 13-14
55MHz OFF ON ON OFF
60MHz OFF ON OFF OFF
66MHz OFF OFF OFF OFF
JP4 CPU Clock Multiplier Jumper
Multiplier 5-6 7-8 9-10
1.5X OFF OFF OFF
2X ON OFF OFF
2.5X ON ON OFF
3X OFF ON OFF
3.5X OFF OFF OFF
4X ON OFF ON
4.5X ON ON ON
5X OFF ON ON
5.5X OFF OFF ON
JP12 CPU Core Voltage Jumper
Voltage 1-2 3-4 5-6 7-8
3.5V ON ON ON ON
3.4V OFF ON ON ON
3.3V ON OFF ON ON
3.2V OFF OFF ON ON
3.1V ON ON OFF ON
3.0V OFF ON OFF ON
2.9V ON OFF OFF ON
2.8V OFF OFF OFF ON
2.7V ON ON ON OFF
2.6V OFF ON ON OFF
2.5V ON OFF ON OFF
2.4V OFF OFF ON OFF
2.3V ON ON OFF OFF
2.2V OFF ON OFF OFF
2.1V ON OFF OFF OFF
2.0V OFF OFF OFF OFF
JP10, JP11, JP6, & JP7 Dual/Single Voltage Select Jumpers
CPU JP10 JP11 JP6 JP7
Pentium ON ON OFF OFF
Pentium/MMX
AMD K5/K6-2
Cyrix 6x86
Dual Voltage
OFF OFF ON ON