Frequency/Voltage Control, Spread Spectrum

3.9 – Frequency/Voltage Control

Options related to control CPU clock and frequency ratio.

Phoenix – AwardBIOS CMOS Setup Utility

Frequency / Voltage Control

.		Item Help
Auto Detect PCI Clk	[Enabled]	Item Help
Spread Spectrum	[Disabled]	_________________________
CPU Clock	[ 100 ]	Menu Level ►
		Menu Level ►

↑↓←→: Move Enter: Select +/-/PU/PD: Value F10: Save ESC: Exit F1: General Help

F5: Previous Values F6: Fail-Safe Defaults F7: Optimized Defaults

Auto Detect PCI Clk:

Sets the BIOS to automatically adjust PCI and memory bus speeds accordingly. Enabled / Disabled

Spread Spectrum:

Reduces interference on the motherboard. Leave as default if your system works correctly. Enabled / Disabled

CPU Clock:

Show the CPU clock.

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Tyan Computer S2498 manual Frequency/Voltage Control, Auto Detect PCI Clk, Spread Spectrum, CPU Clock

Contents

Tomcat K7M Table of Contents Before you begin… Check the box contents Introduction Form Factor PowerRegulatory OS Operating System Support How to install our products right…. the first time Board InstallationInstallation Board Image S2498 Tomcat K7M Block Diagram Block Diagram Board Parts, Jumpers and Connectors JP7, *JP15 JP13JP8, JP14 J37 PIN Cmos Cmos Reset JP13Default S/PDIF Header J1 USB Header JP2 Audio Header J5 LAN1 LED Header JP8, JP14 10 *LAN2 LED Header *JP7, *JP15, *JP16 Internal Audio Connector Cdin VGA Header J37 Mounting the Motherboard Installing the Memory = 9 Chips Memory Installation Procedure Installing the Processor and Heatsink Finishing Installing the Heatsink Attaching Drive CablesPage Page Installing Add-In Cards Disconnect power supply from electrical outlet Connecting External DevicesInstalling the Power Supply Finishing Up Setup Basics Bios SetupStarting Setup Key Function Getting Help Case of ProblemsSetup Variations Main Bios Setup Save & Exit Setup Load Optimized DefaultsSupervisor / User Password Exit Without Save Date / Time Setup Standard Cmos FeaturesPhoenix AwardBIOS Cmos Setup Utility Standard Cmos Features IDE Master / Slave Setup Video Halt On Advanced Bios Features Typematic Rate Setting Boot Up Floppy SeekBoot Up NumLock Status Typematic Delay Msec Boot Other Device Hard Disk Boot PriorityFirst / Second / Third Boot Device Small Logo EPA Show Memory Hole： Advanced Chipsets FeaturesSystem Bios Cacheable Video RAM Cacheable Dram Clock Current FSB FrequencyCurrent Dram Frequency Dram Timing AGP Mode Dram Command RateWrite Recovery Time Active to CMD Trcd AGP Fast Write CPU Direct Access FBTVConnector AGP Master 1 WS Write PCI1/PCI2 Master 0 WS Write Phoenix AwardBIOS Cmos Setup Utility CPU & PCI Bus ControlPCI Delay Transaction PCI1/PCI2 Post Write Integrated Peripherals Phoenix AwardBIOS Cmos Setup Utility Integrated PeripheralsVIA OnChip IDE Device Phoenix AwardBIOS Cmos Setup Utility Init Display First IDE HDD Block Mode Sata ModeIDE Prefetch Mode VIA OnChip PCI Device Phoenix AwardBIOS Cmos Setup Utility Onchip USB Controller AC97 AudioMC97 Modem OnChip Ehci Controller IR Transmission Delay Super IO Device Phoenix AwardBIOS Cmos Setup UtilityUart Mode Select UR2 Duplex Mode EPP Mode Select Use IR PinsParallel Port Mode ECP Mode Use DMA Power Management Setup Run Vgabois if S3 Resume Modem Use IRQSoft-Off by Pwrbtn Ac Loss Auto Restart USB Resume from S3 PowerOn by PCI CardRTC Alarm Resume PCI Master IRQ3,4, 5, 6, 7, 12, 13 Primary IntrIRQ8, 9, 10, 11 PnP/PCI Configurations Shutdown Temperature Phoenix AwardBIOS Cmos Setup Utility PC Health StatusCPU Warning Temperature PC Health Status Spread Spectrum Frequency/Voltage ControlAuto Detect PCI Clk CPU Clock Load Fail-Safe Defaults Y/N? N Load Fail-Safe DefaultsLoad Optimized Defaults Load Optimized Defaults Y/N? N Supervisor/User Password Setting Enter Password Password Disabled Save to Cmos and Exit Y/N? Y Exit Without Saving Phoenix AwardBIOS Cmos Setup Utility Quit without saving Y/N? Y Flash Utility DiagnosticsMemory, Video, CPU Beep Codes Appendix I Glossary Page Mirroring see RAID Page Page Returning Merchandise for Service Technical Support Document # D1650-101

Tyan Computer S2498 Frequency/Voltage Control, Auto Detect PCI Clk, Spread Spectrum, CPU Clock

Models: S2498

3.9 – Frequency/Voltage Control

Auto Detect PCI Clk:

Spread Spectrum:

CPU Clock: