Tyan Computer B4985F48V8HR (Tower), Transport FT48 manual Replacing Motherboard Components

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3.5Replacing Motherboard Components

Follow these instructions to remove motherboard components and replace the motherboard.

3.5.1Disconnecting All Motherboard Cables

Before replacing the motherboard or certain components, remove cables connected to the motherboard. Follow these instructions to remove all motherboard cabling.

1.Disconnect all the power cables.

12V power

Main power

IDE power

EPS 12V power

2.Disconnect the DVD-ROM drive cable, SAS/SATA hard drive cables, Fan cable, USB cable, and front panel LED cable.

DVD-ROM cable Fan cable

SAS/SATA cables

USB cable

Front panel LED cable

60	Chapter 3: Replacing Pre-installed Components

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Contents Transport FT48 B4985 Service Engineer’s Manual Page Trademark Recognition CopyrightDisclaimer Federal Communications Commission About this Manual Safety Information Table of Contents Replacing Pre-installed Components Fan Board Connector Pin DefinitionOverview About the Tyan Transport FT48-B4985Product Model B4985F48V8HR Rackmount B4985F48V8HR TowerFeatures EnclosureBox Contents Component Description UnpackingComponent Description Accessories Sliding Rail Kit About the Product System Front View and Front PanelSystem Rear View System Top View for FAN LEDs Color DescriptionFront LEDs Color State DescriptionRear I/O LEDs Status Color DescriptionMotherboard Layout Jumpers & Connectors Jumper/Connector Function JP2Motherboard Block Diagram System Internal View FRU List Model Picture Quantity Description Number Standard PartsModel Picture Quantity Description Number Model Picture Quantity Description Tools Before You BeginWork Area Precautions Installing Motherboard Components Removing the Chassis CoverInstalling the CPUs and Heatsinks Setting Up Setting Up Installing the Memory Setting Up Refer to the following table for supported DDR2 populations Installing the PCI-E/PCI Cards Setting Up Installing Hard Drives Setting Up Installing the Expansion DVD-ROM Option Setting Up Setting Up Installing the Floppy Disk Drive Option Setting Up Setting Up Setting Up Installing the LCM Kit Option Setting Up Installing the Long Cards Installing the 5.25 Devices in Tower Position TowerSetting Up Setting Up Installing Chassis Foot Stands Screws List Installing the Server in a RackRack Mounting Installing the Inner Rails to the Unit Installing the Outer Rails to the Rack Setting Up Rackmounting the Server Setting Up Opening the Chassis Front Bezel Installing the Security Tab Setting Up Replacing Pre-installed Components IntroductionPrecautions Disassembly Flowchart Following flowchart outlines the disassembly procedureRemoving the Chassis Cover Removing the Front Door Assembly Disconnecting All Motherboard Cables Replacing Motherboard ComponentsReplacing the Motherboard Replacing the Cooling Fans Replacing the Fan Control Board Replacing Pre-installed Components Fan Board Features Fan Board Connector Pin Definition Replacing the SAS/SATA Backplane Replacing Pre-installed Components 1 M1211-P SAS/SATA Backplane Features Rear View2 M1211-P SAS/SATA Backplane Connector Pin Definition Replacing the LED Control Board Replacing Pre-installed Components 1 M1007 LED Control Board Features 2 M1007 LED Control Board Connector Pin Definition Replacing the DVD-ROM Replacing Pre-installed Components Replacing the Redundant Power Supply Appendix I Bios Differences B4985 Advanced/Hardware Health InformationS4985 Advanced/Hardware Monitor Information Table of Differences S4985 B4985FAN Cables Power Supply CablesSAS/SATA Cables Power Supply to FAN Board Other Cables LED Control Board to MotherboardAppendix III Installing the Smdc Card Option Page Cable Connection Table Appendix IV Installing Expansion Hard Drives Rackmount installation to Page Tower installation to Page Technical Support Help ResourcesReturning Merchandise for Service