SOYO SY-P4I845PEISA manual Chassis Cooling Fan CHAFAN1,CHAFAN2 Chafan Pin Assignment

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Hardware Installation

SY-P4I845PEISA/GEISA

(2) Chassis Cooling Fan (CHAFAN1, CHAFAN2)

Some chassis also feature a cooling fan. This Motherboard features a CHAFAN connector to provide 12V power to the chassis fan. Connect the cable from the chassis fan to the CHAFAN 3-pin connector. Install according to the following pin assignment:

Chassis Cooling Fan (CHAFAN1,CHAFAN2)

CHAFAN Pin Assignment

CHAFAN1/CHAFAN2

GND		1

+12V		2

SENSOR		3

Note: CPU cooling fan must be installed to prevent CPU from overheating and ensure system stability. Chassis cooling fan is optional, depending on whether there is cooling fan in your chassis.

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Contents

Page Motherboard P4I845PEISA/GEISA Serial Edition FeburaryVersion IiiTable of Contents SY-P4I845PEISA/GEISA Introduction Unpacking the MotherboardKEY Features Expansion slotsLAN ON-BOARD Handling the Motherboard Hardware MonitorElectrostatic Discharge Precautions SY-P4I845PEISA Motherboard Layout COM aSY-P4I845GEISA Motherboard Layout SY-P4I845PEISA Motherboard Components Back panel Connectors SY-P4I845GEISA Motherboard Components SY-P4I845PEISA/GEISA Hardware Installation PreparationsBegin the Installation Installation GuideSY-P4I845PEISA/GEISA CPU Fan Installation Install Memory Module At the same timeInstallation of Expansion Cards SY-P4I845PEISA/GEISA Connect cables, case wire, and power supply IDE Device Installation HDD, CD-ROMFloppy Drive Installation Power LED & KeyLock Front Panel ConnectionsSpeaker ResetAcpi LED ATX Power On/Off Switch IDE LEDBack Panel Connections COM a PS/2 Keyboard Onboard Serial Ports COM1/COM2 Parallel Port PRT PS/2 MouseUniversal Serial Bus USB1/USB2, USB201/USB202 Other Connections Standard Infrared SirconCooling Fan Installation CPU Cooling Fan CPUFAN1, CPUFAN2 CPUFAN1,CPUFAN2Chassis Cooling Fan CHAFAN1,CHAFAN2 Chafan Pin Assignment Chassis Cooling Fan CHAFAN1, CHAFAN2CDIN1 CD Line-in Pin Assigment Smart Card Reader CD Line-in CDIN1MIC & LED Connector J30 AUX-IN AUXIN1ATX Power ATX12V Power SupplyATX Power Pay special care to the directionalityCmos Clear JP5 Audio Speakers connectionsPower On Line-out Line-in Mic-inEsc Quit Select Item F10 Save & Exit Setup Select Load Optimized Defaults Quick Bios SetupSelect Standard Cmos Setup Select Save & Exit SetupSelecting items Modifying selected itemsFunction Command Description Bios Setup Utility SY-P4I845PEISA/GEISAEnter Save and Exit Setup Exit Without SavingFREQUENCY/VOLTAGE Setup Frequency/Voltage ControlCPU Clock Ratio Bios Setup UtilityLAN Date & Time Standard Cmos SetupDate Display Setting Please Note TimeIDE HDD Hard Disks Type & ModeFloppy Drives Others Optional Setting Description VideoHalt On Advanced Bios Features Advanced Bios FeaturesCache Memory Options Setting Description Virus WarningVirus Warning CPU Hyper-Threading functionBoot Up Floppy Seek System Boot Control SettingsBoot Up Num Lock Status Typematic Settings Gate A20 OptionsDRAM64MB Security OptionOther Control Options HDDSmall Setting DescriptionSmall LogoEPA Show LogoEPAAdvanced Chipset Features Advanced Chipset FeaturesFor Setting Description MemoryFrequency Dram15M-16M Chipset Features Setup ContinueHole At Below two items only appeared on P4I845GEISA chipsetIntegrated Peripherals Integrated PeripheralsPrimary Setting Description On-Chip PCI IDEIDE Device Controls SecondaryIDE HDD Block Mode Keyboard ControlsHotKeyPower KBPowerONPassword FDC Controls Setting Description Onboard FDCOnboard Parallel Ports Onboard Serial PortsDMA Game Port Address Setting Description Pwron AfterPWR-Fail Midi Port AddressPower Management Setup Power Management SetupPower Management Controls Power Management Controls Continue Reload Global Timer Events LPT PortPNP/PCI Configuration Setup PnP/PCI ConfigurationsPNP/PCI Configuration Controls IRQ PNP/PCI Configuration Setup ContinueVGA/USB LPT1PC Health Status PC Health StatusCPU CPU Device MonitoringCHA CHAFAN1 RPMLoad FAIL-SAFE Defaults Load Fail Safe Defaults Y/N? YLoad Optimized Defaults Load Optimized Defaults Y/N? YSupervisor Password Enter Password Password DisabledConfirm Password User PasswordBoot Menu Drivers Installation Soyo CD Start Up Program MenuInstall Drivers and Utilities Intel Application Accelerator for Win 98/98SE/ME/NT/2000/XP Check the Latest Releases Drivers installation SY-P4I845PEISA/GEISA Hw monitor USB 2.0 Driver Installation USB 2.0 Driver Installation

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