SOYO P55C, P54C manual Dual Voltage CPU

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Dual voltage CPUs are designed to use different voltages for Vio and Vc ore. They include P55CX and the Cyrix 6x86L / 6x86MX. Refer to the following figure to set the voltage for these CPUs:

JP32

JP31

2

4

586 CPU Family

3.2V CPU

2.9V CPU

2.8V CPU

2.1V CPU

JP30

4

2

Figure 2-2-3 Dual Voltage CPU

Note: Due to varying desings, please ask your dealer for the correct voltage settings for your specific CPU.

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Contents 5EAS5 Soyotm Table of Contents Bios setup… … ..… .… … … ..… … … .… … Supports Socket 7 for upgrade Key FeaturesOn-board supports Flash Memory for easy upgrade Bios Supports 1 stripsof 8/16/32 MB Unbuffered DIMMsUnpacking the Mainboard Electrostatic Discharge PrecautionsTAG Sram Mainboard Layout w/ Default SettingsMainboard Default Setting Remarks on the Cyrix and IBM P200+ CPUs Jumpers Hardware SetupJP16 PCI Bus Asynchronous/Synchronous Jumper Frequency Setting CPU Type Configuration2. CPU Jumper Settings Stability Ð1Ð3. CPU Jumper Settings 3. CPU Jumper Settings Stability 1. Single Voltage 3.3V CPU 3 Dual Voltage CPU Bank Bank 1 & Bank Dimm Bank 2& Dimm Multi I/O Port Addresses CN1 PS/2 Mouse Connector J18 Speaker Connector Bios Setup Standard Cmos Setup Drive a & B Video Halt On Bios SetupQuick Power Bios Features SetupCPU Internal CacheBoot Up Num Boot SequenceSetting Swap FloppyIDE Second Adapter BiosChannel ControlDram Auto Chipset Features SetupConfiguration Sdram Cycle Length Video Bios CacheableRead Pipeline Write PipelinePower Management Setup Conserve Mode Video Off Method Choose V/H Sync+Blank default, BlankHDD Power Down Doze ModePrimary Intr DMA/masterReset PNP/PCI Configuration SetupResources Controlled ByDmax assigned IrqxActivated By Select PCI-AUTO,ISA, or assign a PCI SlotLoad Bios Defaults Load Setup DefaultsIDE HDD Block Mode Channel IDE Prefetch ModeIntegrated Peripherals On-chip IDE FirstIR Duplex Mode Onboard Uart 2 ModeIDE Secondary Master IDE Secondary SlaveSupervisor Password User Password IDE HDD Auto Detection Appendix a Additional jumper settings Appendix B Quick Installation GuideQuick Installation Guide

P55C, P54C specifications

The SOYO P54C and P55C are motherboards designed to cater to a diverse range of computing needs, targeting enthusiasts and professionals alike. Built for compatibility with Intel processors, these motherboards provide a stable foundation for a powerful computing experience.

The SOYO P54C features the Intel 440FX chipset, supporting Intel Pentium processors, whereas the P55C supports the more advanced Pentium processors with enhanced performance and features. This reflects a significant leap in technology, enabling users to harness increased computational power for demanding tasks.

One of the standout features of the P54C and P55C is their support for a range of memory types. The P54C supports SDRAM, while the P55C can handle EDO memory, allowing for improved data access speeds and overall system performance. Both motherboards support up to 128MB of RAM, enabling users to run multiple applications simultaneously without compromising performance.

In terms of expansion capabilities, the SOYO P54C and P55C motherboards are equipped with ISA and PCI slots. This versatility allows users to integrate various expansion cards for enhanced functionality. Whether it's additional graphics capabilities, sound cards, or network interfaces, users can customize their systems to meet specific needs.

Connectivity options on both motherboards are notable. They come with integrated ports that support PS/2 peripherals, parallel and serial connections, making it easy to connect a variety of devices. Additionally, both motherboards support integrated audio systems, further streamlining the user experience by providing out-of-the-box sound functionality.

When it comes to power efficiency, the SOYO P54C and P55C exhibit reliable power management features, including advanced power-saving modes. This not only helps in reducing energy consumption but also contributes to longer-lasting hardware.

In summary, the SOYO P54C and P55C motherboards represent a fine blend of performance, expandability, and efficiency. With their support for Intel processors, diverse memory options, and robust connectivity, these motherboards stand out in the marketplace as reliable choices for both everyday users and professionals seeking a solid computing platform. Whether building a new system or upgrading an existing one, the SOYO P54C and P55C are sure to meet and exceed user expectations with their comprehensive features and reliable performance.