Tyan Computer B5161 manual Replacing the Power Supply

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3.9Replacing the Power Supply

1.Remove the two screws that secure the power supply to the chassis.

2.Remove the screw that secure the fan assembly to the chassis

54	Chapter 3: Replacing Pre-Installed Components

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Contents Transport GT20 B5161 Service Engineer’s Manual Page Preface Federal Communications Commission FCC About this Manual Safety Information Table of Contents Technical Support Overview About the Transport GT20 B5161Features EnclosureRegulatory Unpacking Opening the BoxBox Contents Component DescriptionAccessories FDD Kit Rear View About the ProductFront View LED Definition Front PanelRJ45 NIC2 Mode Amber Gigabit mode Right Side Green 100M mode Internal View 1110 Motherboard Block Diagram CPU Motherboard LayoutJumpers & Connectors Jumper Function ConnectorTools Before You BeginWork Area Precautions Rack mounting kit Installing the Server in a RackRack Mounting Installing the Inner Rails to Chassis Installing Outer Rails to the RackLocate the front and rear brackets Remember to add washer Front Side Rear Side Rackmounting the Server Setting Up Installing Motherboard Components Removing the Chassis CoverInstalling the CPU, Heatsink and Air Duct Setting Up Setting Up Installing the Memory Installing the PCI Card Installing the Hard Drive Setting Up Installing the Slim FDD Option Connect the other side to the connector on motherboard Replacing Pre-Installed Components IntroductionPrecautions Disassembly Flowchart Following flowchart outlines the disassembly procedureRemoving the Cover Replacing Motherboard Components Disconnecting All Motherboard CablesMain Power EPS 12V Power Removing the Motherboard Replacing the LED Control Board Replacing Pre-Installed Components Replacing the M1012 Adapter Board 2x power cables on Sata backplane 1x power cable on M1012 1 M1012 Adapter Board Features J3 LAN/ID LED2 M1012 Adapter Board Connector Pin Definition FAN Signal Related Connector Pin Definition GND FAN1TACH FAN2TACH FAN3TACH KEY PIN FAN312VPWM FAN3TACH GND FAN4TACH FAN412VPWM FAN912VPWM FAN9TACH GND FAN10TACH System Fan Monitoring Signal System Fan LayoutReplacing the Sata Backplane ATA Backplane M1204 Features Replacing Pre-Installed Components Replacing the Cooling Fan Replacing the Power Supply Appendix I Bios Differences Difference 1 Main Menu/Legacy Diskette aDisabled B5161Difference 2 Advanced/Hardware Monitor S5161 B6161B5161 Appendix II Cable Connection Tables Power Supply Cable CD-ROM Related Cable Appendix III Installing Smdc Cards Installing M3289 into HDD Tray Page Installing M3290/M3291 into HDD tray Installing M3290/M3291 into GT24 Chassis Page Technical Support Help ResourcesReturning Merchandise for Service