Intel IB957 COM3COM4 COM3, COM4 Serial Port, SYSFAN1 System Fan Power Connector, Signal Name

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INSTALLATIONS

COM3_COM4: COM3, COM4 Serial Port

Signal Name	Pin #	Pin #	Signal Name
DSR	2	1	DCD
RTS	4	3	RXD
CTS	6	5	TXD
RI	8	7	DTR
NA	10	9	Ground
DSR	12	11	DCD
RTS	14	13	RXD
CTS	16	15	TXD
RI	18	17	DTR
NA	20	19	Ground

SYS_FAN1: System Fan Power Connector

This is a 3-pin header for system fans. The fan must be a 12V (500mA).

Pin #	Signal Name
1	Ground
2	+12V
3	Rotation detection

CPU_FAN1: CPU Fan Power Connector

This is a 3-pin header for the CPU fan. The fan must be a 12V fan.

Pin #	Signal Name
1	Ground
2	+12V
3	Rotation detection

16	IB957 User’s Manual

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Contents 5.25” Motherboard Intel ArrandaleTM /PCHVersion IB957Acknowledgments Installations BIOS SetupDrivers Installation IntroductionIB957 User’s Manual Introduction Product DescriptionIB957 FEATURES INTRODUCTIONChecklist Your IB957 package should include the items listed belowThe IB957 SBC This User’s Manual 1 CD containing chipset drivers and flash memory utilityIB957 Specifications Board Dimensions INTRODUCTION Installations INSTALLATIONSSetting the Jumpers Connectors on IB957Installing the Memory Installing and Removing Memory ModulesLock DDR3 Module LockSetting the Jumpers Page Jumper Locations on IB957Jumpers on IB957 JP2 LCD Panel Power Selection LCD Panel PowerCOM2 RS-232Signal Name JBAT1 Clear CMOS SettingSetting Pin #Connectors on IB957 Connector Locations on IB957 CN1 DC Adapter Connector CN2 DVI-D and VGA ConnectorDATA HOT PLUGHDMI1 HDMI Connector CN3 USB11/12 Ports J2 DisplayPort Connector CN4 USB6/7/8/10 PortsUSBLAN1 10/100/1000 RJ-45 and USB9/13 Ports CN5 Audio Connector +5V PowerCOM3COM4 COM3, COM4 Serial Port SYSFAN1 System Fan Power ConnectorCPUFAN1 CPU Fan Power Connector Power LED Pins 11 J1 FPANEL System Function ConnectorSpeaker Pins 1 Pin # Signal Name ATX Power ON Switch Pins 7 andReset Switch Pins 9 and J3 LCD Backlight Connector J4, J5 +12V and +5V Output Power ConnectorsJ6 Printer Port Connectors J7 SPI Flash Connector factory use only J9 PS/2 Keyboard/Mouse ConnectorJ11 Front Audio Connector J12 PCI-Ex1 Slot J13 SPDIF Out Connector JMINI Mini PCIE ConnectorSATA1, SATA2, SATA3, SATA4 SATA Connectors J10 Digital I/OCOM1,COM2 COM1,COM2 Serial Port FUSB1 USB1/USB5 ConnectorFUSB2 USB0/USB3 Connector Signal Name BIOS Setup BIOS SETUPBIOS Introduction BIOS SetupPress DEL to Enter Setup BIOS IntroductionBIOS Setup Main BIOS Setup System LanguageSystem Date System TimeAdvanced Settings Wake up event settingIntel TDTAT-p Configurations Launch PXE OpROMPCI Subsystem Settings PCI Latency TimerPCI ROM Priority Extended TagPCI Express Link Settings ASPM SupportAUTO - BIOS auto configure DISABLE - Disables ASPM Set the ASPM Level Force L0 - Force all links to L0 StateACPI Settings Enabled ACPI Auto ConfigurationACPI Sleep State Enables or Disables BIOS ACPI Auto ConfigurationWake up event settings Wake system with Fixed TimeWake on Ring Wake on PCI PMECPU Configuration Execute Disable BitHyper-threading Active Processor CoresPower Technology SATA ConfigurationAdjacent Cache Line Prefetch Intel Virtualization TechnologyIGD - Boot Type Intel IGD SWSCI OpRegionDVMT/FIXED Memory Active LVDSSet the number of times Recovery attempted will be allowed TDT RecoveryEnable/Disable TDT in BIOS for testing only USB Configuration Device Reset TimeoutLegacy USB Support EHCI Hand-offSuper IO Configuration Serial Port ConfigurationPower Failure Parallel Port ConfigurationCPU Fan Smart Fan Control H/W MonitorTemperatures/Voltages Thermal Configuration Intelligent Power SharingAMT Configuration Unconfigure AMT/MESerial Port Console Redirection Console RedirectionChipset Settings Enable CSIDNorth Bridge South BridgeLow MMIO Align Initiate Graphic AdapterGraphics Turbo IMON Current VT-dPCI Express Port IGD MemoryPAVP Mode PEG Force Gen1SB Chipset Configuration SLPS4 Assertion Stretch EnableAudio Configuration High Precision Event Timer ConfigurationPCI Express Ports Configuration Intel ME Subsystem ME VersionEnd of Post Message Execute ME8xBoot Settings Quiet BootFast Boot Setup Prompt TimeoutSecurity Settings Boot Option PrioritiesAdministrator Password User PasswordSave & Exit Settings Save Changes and ResetDiscard Changes and Reset Restore DefaultsSave as User Defaults Restore User DefaultsBoot Override Reset System with ME disable ModeEvent Logs Event LogsEvent Logs Change FieldDrivers Installation Intel Chipset Software Installation Utility 2. Click IntelR Chipset Software Installation Utility4. Click Yes to accept the software license agreement and proceed with the installation process VGA Drivers Installation 2. Click IntelR QM57 Chipset Family Graphics Driver6. On Setup Progress screen, click Next to continue Realtek HD Audio Driver Installation 2. Click Realtek High Definition Audio Driver2. Click IntelR PRO LAN Network Driver LAN Drivers InstallationFollow the steps below to install the Intel LAN drivers 4. Click the checkbox for Drivers in the Setup Options screen to select it and click Next to continue 6. When InstallShield Wizard is complete, click Finish Follow the steps below to install the Intel Management Engine Intel Management Engine Interface2. When the Welcome screen to the InstallShield Wizard for Intel Management Engine Components, click Next. On the next screen, click Yes to to agree with the license agreement DRIVER INSTALLATION Appendix A. I/O Port Address MapAddress Device DescriptionB. Interrupt Request Lines IRQ LevelC. Watchdog Timer Configuration APPENDIX IB957 User’s ManualAPPENDIX F81865BASE+1