Arkon AIMB-256 user manual Production Introduction

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2.Push down two fasteners at a time in a diagonal sequence to secure the heatsink and fan assembly in place.

3.Connect the CPU fan cable to the connector on the motherboard labelled CPU_FAN1.

Caution! ! Do not forget to connect the fan cables to the fan connectors. Insuf- ficient air flow inside the system may damage the motherboard components, and hardware monitoring errors can occur if you fail to plug in this connector.

!These are not jumpers! DO NOT place jumper caps on the fan con- nectors.

Chapter 1 Production Introduction

11	AIMB-256 User Manual

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Contents AIMB-256 Operation safety Safety InformationElectrical safety Packing List Technical SupportPage Contents Appendix a Chapter Before you Proceed Placement DirectionMotherboard Overview Screw HolesProduction Introduction Motherboard Layout Motherboard LayoutSlots Layout Content ListSPDIFOUT2 Central Processing Unit CPUInstalling the CPU Page Installing the CPU Heatsink and Fan Motherboard Hole Production Introduction Uninstalling the CPU Heatsink and Fan Dimm Sockets Location System MemoryInstalling a DDR2 Dimm Memory ConfigurationsProduction Introduction Removing a DDR2 Dimm Installing an Expansion CardExpansion Slots PCI Slot Configuring an Expansion CardStandard Interrupt Assignments Clear Cmos CCMOS1 Jumpers3 COM2 RI/+5 V/+12 V Selection JCOMPWR1, JCOMPWR2 2 COM1 RI/+5 V/+12 V Selection JCOMPWR1, JCOMPWR25 COM4 RI/+5 V/+12 V Selection JCOMPWR3, JCOMPWR4 4 COM3 RI/+5 V/+12 V Selection JCOMPWR3, JCOMPWR4Rear Panel Connectors ConnectorsSM Power Connector SMPWRBTN1 LEDs Important notes on the Motherboard Power Requirements Serial Port 3 Connector COM3 Serial Port 4 Connector COM4 Power Fan Connector PWRFAN1 CPU Fan Connector CPUFAN1System Power LED 2-pin Pwrled System Panel Connector FPIO1Primary IDE Connector IDE1 Lvds Connector JLVDS1 Digital I/O Connector JDIO1 LCD Inverter Connector JBKL1SPI Connector JSPI1 Digital Audio Connector SPDIFOUT2 USB 2.0 Connector USB3, USB4, USB5 Serial Sata Connector Black SATA1, SATA2, SATA3USB3 USB4 USB4 USB5 USB3 Page Bios Setup Bios Setup Program Sub-menu List BoxMain Bios Menu ScreenSystem Overview System TimeSystem Date IDE ConfigurationPage Bios Setup Page Advanced Apci ConfigurationsPage APM Configuration Reserved Page Bios Setup Page Bios Setup Page Bios Setup PCI PnP Bios Setup Page Bios Setup Page Chipset Page Bios Setup Page Bios Setup Page Bios Setup Page Bios Setup Page Bios Setup HW Monitor CPU Temperature4 TPM CPU FAN Profile ModeAuxfan Speed Vcore / 3.3 V / 12 V / +5Execute TPM Command Enable/Disable Execute TPM command BootSecurity Boot Setting Configuration Bios Setup Save Changes and Exit ExitDiscard Changes Discard Changes and ExitLoad Failsafe Defaults Load Optimal DefaultsAppendix a Table A.1 AIMB-256 Specification Summary Specifications SummaryAppendix a Specifications Figure A.1 Block Diagram Block DiagramAppendix a Specifications