Arkon AIMB-258 user manual Product Introduction, Screw Holes

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1.2.2Screw Holes

Place four (4) screws into the holes indicated by circles to secure the motherboard to the chassis.

Caution! Do not over tighten the screws! Doing so can damage the motherboard.

Place this side towards the rear of the chassis.

Chapter 1 Product Introduction

3	AIMB-258 User Manual

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Contents AIMB-258 Electrical safety Safety InformationCertifications Packing List Technical SupportContents Appendix B Bios OperationTable B.3 DVI Connector VGA1B Viii Chapter Motherboard Overview Placement DirectionBefore You Proceed Screw Holes Product IntroductionMotherboard Layout Motherboard LayoutPCI SpecificationsOperation System AIMB-258 Operating System support listChapter Board DiagramRiser Card Bracket View AccessoriesOrdering Information JSETCOM1 COM1/+5 V/+12 V Selection Layout Content ListJumper Setting List JSETCOM2 COM2 RS232/422/485 Mode SelectionCMOS1 Clear Cmos J1LCD Power 3.3 V/5.5 V SelectionPSON1 ATX, AT Mode Selection Jobs HW monitor JWDT1 Watchdog Timer Output OptionCentral Processing Unit CPU for AIMB-258 Installing the CPU Product Introduction Motherboard Hole Installing the CPU Heatsink and FanProduct Introduction Uninstalling the CPU Heatsink and Fan System Memory System MemoryDimm Sockets Location Sodimm DDR3 Memory Support List11 LEDs ConnectorsRear Panel Connectors 10 Rear Panel ConnectorsCPU Fan Connector CPUFAN1 System Fan Connector SYSFAN1, SYSFAN2 Page HDD LED JFP2 / Hddled Front Panel Connector JFP1/JFP2/JFP3ATX soft power switch JFP1 / Pwrsw Reset JFP1 / Reset12 ATX power supply LED status No support for AT power Power LED and keyboard lock connector JFP3USB 2.0 Connector USB56, USB78 Important notes on the Motherboard Power Requirements ATX Power Connector ATX1LCD Inverter Connector VP1 Lvds Connector LVDS1 SATA1 SATA2 PCIe x 16 Slot Pcie X SPI Flash ConnectorSPICN1 Product Introduction CF connector Bios Operation Bios Setup Bios IntroductionMain Menu Standard Cmos Features Advanced Bios Features Advanced Chipset Features Integrated Peripherals Super IO Device Onboard DeviceUSE Device Setting Power Management Setup PowerOn by LAN Enabled Power Management User DefinedSuspend Mode Disabled HDD Power Down Mode DisabledPC Health Status 8 PnP/PCI ConfigurationsCurrent CPU Temperature Load Setup Defaults Set PasswordCPU Warning Temperature Current System TemperatureTo Disable Password To Establish PasswordTo Change Password Chipset Software Install Utility Introduction Before you BeginWindows Vista/XP Driver Setup Page VGA Setup Introduction LAN Configuration Windows Vista/XP Driver Setup Realtek RTL8111C FeaturesInstallation LAN Configuration Page Appendix a Programming the Watchdog Timer Programming the Watchdog TimerWatchdog timer overview Appendix a Programming the Watchdog Timer Table A.1 Watchdog Timer Registers Example Program Page Appendix a Programming the Watchdog Timer Page Appendix B DVI Connector VGA1B USB Connector USB56,USB78VGA Connector VGA1A Table B.4 RS-232 Serial Port COM1~COM2 RS-232 Serial Port COM1~COM2Table B.5 RS-232 Serial Port COM23 RS-232 Serial Port COM3 ~ COM6Table B.7 CPU Fan Power Connector CPUFAN1 PS/2 Keyboard/ Mouse Connector KBMS1CPU Fan Power Connector CPUFAN1 Table B.6 PS/2 Keyboard/ Mouse Connector KBMS1Table B.9 External Speaker Connector JFP2/SPEAKER Power LED & Keyboard Lock Connector JFP3Table B.8 Power LED and Keylock Connector JFP3 Table B.11 Audio front panel connector FPAUD1 Audio Front Panel Connector FPAUD1Table B.10 Audio Front Panel Connector JFP1/ Reset Table B.12 Gpio Pin Header GPIO1 Gpio Pin Header GPIO1Table B.13 Lvds Connector LVDS1 Lvds Connector LVDS1Table B.15 Lvds Invert VP1 Lvds Power Jumper J1Table B.14 Lvds Power Jumper J1 Lvds Invert VP1Table B.17 DMA Channel Assignments System I/O PortsDMA Channel Assignments Table B.16 System I/O PortsTable B.19 1st MB Memory Map Interrupt Assignments19 1st MB Memory Map Table B.18 Interrupt AssignmentsAppendix B Pin Assignments