Intel MB820 user manual Frequency/Voltage Control, Auto Detect DIMM/PCI Clk, Spread Spectrum

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BIOS SETUP

Frequency/Voltage Control

This section shows the user how to configure the processor frequency.

Phoenix - AwardBIOS CMOS Setup Utility

Frequency/Voltage Control

Auto Detect DIMM/PCI Clk	Disabled
Spread Spectrum	Disabled

ITEM HELP

Menu Level

Auto Detect DIMM/PCI Clk

This field enables or disables the auto detection of the PCI clock.

Spread Spectrum

This field sets the value of the spread spectrum. The default setting is Disabled. This field is for CE testing use only.

MB820 User’s Manual

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Contents Version USER’S ManualAcknowledgments Table of Contents This page is intentionally left blank Introduction ChecklistProduct Description Board Dimensions Installations Installing the Memory ATX Power InstallationSetting the Jumpers Jumper Locations on MB820 JP2 COM1 RS232 +5V/+12V Power Setting JP3 COM2 RS232 +5V/+12V Power SettingJP1 RS232/422/485 COM2 Selection JP4 Clear Cmos Contents JP5 COM3 RS232 +5V/+12V Power SettingJP6 COM4 RS232 +5V/+12V Power Setting JP7 DiskOnChip Address Select JP8 Onboard VGA Enable/DisableConnectors on MB820 Connector Locations on MB820 DIMM3, DIMM4 DDR Channel B Connectors ATXP1 ATX Power Supply ConnectorATXP2 ATX 12V Power Connector DIMM1, DIMM2 DDR Channel a ConnectorsCN1 PS/2 Keyboard and PS/2 Mouse Connectors CN2 4-port USB ConnectorCN3, J3 Serial Ports CN6 VGA CRT Connector CN4 Parallel Port ConnectorJ4 CD-In Audio Connector CN7 USB and LAN RJ45 ConnectorsCN8 Audio Connector J1 IrDA ConnectorJ5, J6 Serial ATA Sata Connectors J8, J10 COM3 and COM4 Serial Ports ConnectorJ9 Wake On LAN Connector J12 System Function Connector J11 Digital I/O Connector 4 in, 4 outPower LED Pins 11 FAN1 CPU Fan Power Connector FAN2 VGA Fan Power ConnectorFAN3 Chassis Fan Power Connector RM/LC FDD1 Floppy Drive ConnectorIRQ15 IDE, IDE2 Primary and Secondary IDE ConnectorsSample Code Watchdog Timer ConfigurationMov Cl, 0F5h Call ReadReg Al, not 08h Call WriteReg Out dx, al Installations Bios Setup Bios Setup Bios IntroductionPhoenix AwardBIOS Cmos Setup Utility Date Standard Cmos SetupTime IDE Primary HDDs / IDE Secondary HDDsDrive a / Drive B Halt On VideoCPU L1 and L2 Cache Advanced Bios FeaturesHard Disk Boot Priority Quick Power On Self TestBoot Up NumLock Status First/Second/Third Boot DeviceBoot Other Device Boot Up Floppy SeekOS Select for Dram 64MB Apic ModeSecurity Option MPS Version Control for OSAdvanced Chipset Features AGP Aperture Size IDE Integrated PeripheralsIDE Primary/Secondary Master/Slave PIO IDE HDD Block ModeIDE DMA Transfer Access OnChip Primary/Secondary PCI IDEUSB Keyboard Support On-Chip Serial ATAUSB Controller USB 2.0 ControllerUart Mode Select Parallel Port ModeChip Select Pin Power Management Setup Power ManagementAcpi Function Video Off In Suspend Suspend ModeHDD Power Down Video Off MethodWake Up On LAN Power On by RingResume by Alarm Reload Global Timer EventsResources Controlled by PNP/PCI ConfigurationsPNP OS Install Reset Configuration DataPC Health Status CPU Warning TemperatureTemperatures/Fan Speeds/Voltages Shutdown TemperatureFrequency/Voltage Control Auto Detect DIMM/PCI ClkSpread Spectrum Save & Exit Setup Load Fail-Safe DefaultsLoad Setup Defaults Set Supervisor/User PasswordDrivers Installation Intel 875P Chipset Software Intallation Utility Drivers Installation Drivers Installation Realtek AC97 Codec Audio Driver Installation Intel PRO LAN Drivers Installation VGA Drivers Installation Drivers Installation