SOYO P54C, P55C

586

Family

CPU

JP312

4JP30

3.2VCPU

2.9VCPU

2.8VCPU

Figure2-2-3DualVoltageCPU

Note:Duetovaryingdesings,pleaseask yourdealerforthe correct

voltagesettingsforyourspecificCPU.

DualvoltageCPUsaredesignedtousedifferentvoltagesforVioand

Vcore.TheyincludeP55CXandtheCyrix6x86L/6x86MX.Refer

tothefollowingfiguretosetthevo ltagefortheseCPUs:

JP32

2.1VCPU

Contents

Main SOYO Table of Contents Chapter 1: Introduction......1 Chapter 2: Hardware Setup...6 Chapter 3: BIOS setup........18 Appendix..... ..37 1 Introduction Key Features 2Introduction Unpacking the Mainboard Electrostatic Discharge Precautions Introduction 3 Mainboard Layout w/ Default Settings 2 2 3 3 4 Figure1-2. MainboardDefaultSetting Important:Makesurethesystemiswell ventilatedtoprevent overheating andensuresystemstability. EQ6617 EQ6617 586CPU Family Introduction 5 Remarks on the Cyrix and IBM P200 CPUs Voltage settings list 2 Hardware Setup CAUTION : Jumpers JP5: CMOS Clear Jumper J25: EMI Ground Pin Hardware Setup 7 JP16: PCI Bus Asynchronous/Synchronous Jumper 8Hardware Setup CPU Type Configuration Step 1: Frequency Setting 9 EQ6619 EQ6618 Figure2-1-2.CPUJumperSettings stability. HardwareSetup 10 Hardware Setup Pentium 150/166 CPU Settings (2.5 x clock) AMD K5/K6 PR166 CPU Setting EQ6618 586 CPU Family Pentium 150/60 MHz Pentium 166/66 MHz AMD K5/K6 PR166 11 HardwareSetup Page Page Page Multi I/O Port Addresses Connectors Page Page 3 BIOS Setup BIOS Setup 19 Standard CMOS Setup 20 BIOS Setup BIOS Setup 21 BIOS Features Setup 22 BIOS Setup BIOS Setup 23 24 BIOS Setup Chipset Features Setup BIOS Setup 25 26 BIOS Setup Power Management Setup BIOS Setup 27 28 BIOS Setup BIOS Setup 29 PNP/PCI Configuration Setup 30 BIOS Setup BIOS Setup 31 Load Setup Defaults Load BIOS Defaults 32 BIOS Setup Integrated Peripherals BIOS Setup 33 34 BIOS Setup Supervisor Password BIOS Setup 35 User Password 36 BIOS Setup IDE HDD Auto Detection Appendix A Jumper for Cyrix/IBM CPU (J100) Appendix B : Quick Installation Guide Diagram 1: Board layout Table 1 : Jumper settings for CPU voltage and frequency Quick Installation Guide (continued) Table 3 :Settings for various processors SETTINGSCPU Frequency JP10, 11, 12 / JP 13, 14 processorbus clockmultiplier JP10 JP11 JP12 JP13 JP14 New CPUs Update If you have higher frequency CPU than above list, just follow the rules below to set your CPUs.