Albatron Technology PX845PEV-800 manual Frequency / Voltage Control, FAN Headers

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Albatron Anniversary Special Edition PX845PEV-800

FAN Headers

Three power headers are available for cooling fans, which play an important role in maintaining the ambient temperature in your system.

KB/MS

U6

USB/LAN

So cket 478

 

 

PRT/COM

ATX_12V

U10

Intel

82845PE

 

AUXFAN

Winbond

 

 

AGP

W83627HF

 

 

 

 

 

 

 

PCI1

PCI2

PCI3

LAN

CHIP

PCI4

CPUFAN

 

Ground

 

 

 

 

 

 

 

+12V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sense

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

_PWR

CPUFAN

ATX

 

Ground

+12V

Sense

DIMM1

DIMM2

DIMM3

AUXFAN

 

 

 

BAT1

 

 

Ground

 

U17

 

 

 

 

+12V

Intel

 

IDE2 IDE1

Sense

82801DB

 

 

Phoenix

PCI5

Bios

 

 

 

 

 

FDC

IrDA

JP1

CHASFAN OPEN

USB2 USB3 SPEAKER CHASFAN SW/LED

Warning

This system has a BIOS configuration feature that issues a warning (during POST) when the CPU fan is not plugged in or is not functioning. In order to make use this feature. You must make sure that the CPU power cable is attached specifically to the “CPUFAN” header. The BIOS configuration option is described in the “Hardware Monitor” section of the BIOS Setup Utility Chapter.

Frequency / Voltage Control

This mainboard automatically detects and recognizes the CPU ratio. You can otherwise override these values using the BIOS Setup Utility.

Configuring the CPU Host Frequency by using the BIOS Setup Utility

To access the BIOS Setup Utility, reboot your system. During the reboot process you will be given an opportunity to press the “DEL” key to enter the BIOS Setup Utility.

From the BIOS Setup Utility access the “Advanced” section and then scroll down to the “Frequency / Voltage Control” field. Adjust the “CPU Host Frequency” and “DDR:CPU Ratio” according to the formulas below.

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Contents Albatron PX845PEV-800 Copyright Contents Getting Started IntroductionSpecifications CPULAN Bios Quick Content Table Function Content LocationConfiguration Hardware Installation SubjectCPU Processor Installation CPU Socket 478 Configuration StepsFrequency / Voltage Control FAN HeadersWatch Dog Timer FormulasMemory Installation RAM Module InstallationMemory installation note DIMM1 DIMM2 DIMM3Back Panel Configuration PS/2 Mouse & PS/2 Keyboard Connectors KB/MSUSB & LAN Connectors USB/LAN Serial and Parallel Interface Ports Serial Interface COM1/ COM2Parallel Interface Port PRT Connector Configuration Front Panel Indicator SW/LEDSpeaker Speaker Connector IrDA Infrared ConnectorFloppy Disk Connector FDC Hard Disk Connectors IDE1/ IDE2IDE1 Primary IDE Connector IDE2 Secondary IDE ConnectorCase Open Warning connector Case Open Headers & JumpersFront USB Headers USB2 / USB3 USB Bracket 2 Ports or 4 PortsClear Cmos Jumper JP1 JP1Slots AGP Accelerated Graphics Port SlotPCI Peripheral Component Interconnect Slots Power Supply Attachments ATX Power Connector ATX12V & AtxpwrBios Setup Supported CPUs Key FunctionMain Menu Main Menu Setup Configuration Options Advanced Bios Features First /Second/Third/ Boot DeviceBoot Other Device Boot Up Floppy SeekQuick Power On Self Test Boot Up NumLock StatusTypematic Rate Setting Typematic Delay MsecAdvanced Chipset Features PnP/PCI Configurations Frequency/Voltage Control Integrated Peripherals Intel OnChip IDE DeviceOn-Chip Primary/Secondary PCI IDE IDE Primary/Secondary/Master/Slave PIOOnboard I/O Chip Setup Intel OnChip PCI DeviceInit Display First Uart Mode Select IR Transmission DelayUR2 Duplex Mode Use IR PinsPower Management Run Vgabios if S3 ResumePower Management Acpi Suspend TypeSuspend Mode HDD Power DownVideo Off Method Video Off In SuspendDate of Month Alarm Time hh mm ss AlarmReload Global Timer Events USB KB Wake-up From S3Hardware Monitor Case Open WarningLoad Defaults Load System Default SettingsLoad System Turbo Settings Load Cmos From BiosSave & Exit Setup Exit MenuExit Without Saving Software Setup Software InstallationSoftware List Troubleshooting ProblemProblem Problem Specification Hardward installationSoftware Installation Appendix I:Appendix II: Appendix III: Albatron USA Inc