Tyan Computer B3970-U manual FAN312VPWM FAN3TACH GND FAN4TACH FAN412VPWM

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J10 Fan Connector

1FAN3_12VPWM

2FAN3_TACH

3GND

4GND

5FAN4_TACH

6FAN4_12VPWM

J11 Fan Connector

1FAN5_12VPWM

2FAN5_TACH

3GND

4GND

5FAN6_TACH

6FAN6_12VPWM

J9 Fan Connector

1FAN7_12VPWM

2FAN7_TACH

3GND

4GND

5FAN8_TACH

6FAN8_12VPWM

Chapter 3: Replacing Pre-Installed Components

47

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Contents Transport GT20 B3970-U Service Engineer’s Manual Page Disclaimer CopyrightTrademark Recognition Federal Communications Commission FCC Iii About this ManualSafety Information Setting Up Table of Contents OverviewReplacing Pre-Installed Components Page Product Model About the Transport GT20 B3970-UOverview Enclosure FeaturesFDD Kit UnpackingRail Kit Front View About the ProductRear View Rear I/O LED LED Definition Front PanelInternal View Motherboard S3970 Block Diagram Motherboard Layout Overview JP8 Jumpers & Connectors FunctionTools Setting UpBefore You Begin Work AreaPrecautions Rack Mounting Installing the Server in a RackRack mounting kit Installing Outer Rails to the Rack Installing the Inner Rails to ChassisLocate the front and rear brackets Mounting Bracket Rackmounting the Server Setting Up Removing the Chassis Cover Installing Motherboard ComponentsInstalling the Memory Installing the CPU and Heatsink Setting Up Setting Up Installing the PCI-X Card Setting Up Installing the External Hard Drive Setting Up Installing the Slim FDD Option Connect the other side to the connector on motherboard Setting Up Introduction Replacing Pre-Installed ComponentsReplacing Pre-Installed Components Following flowchart outlines the disassembly procedure Disassembly FlowchartRemoving the Cover Main Power EPS 12V Power Disconnecting All Motherboard CablesReplacing Motherboard Components Removing the Motherboard Replacing the Slim CD-ROM Replacing Pre-Installed Components Replacing the LED Control Board Replacing Pre-Installed Components LAN/ID Replacing the M1012 Adapter BoardFan Cables J3 LAN/ID LED 1 M1012 Adapter Board Features for B3970-U2 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 Replacing the Sata Backplane Replacing Pre-Installed Components 1 SAS/SATA Backplane M1208 Features J4, SAS/SATA Replacing the Power Supply Replacing Pre-Installed Components B3970-U Advanced/Hardware Health Configuration Appendix I Bios DifferencesBios Setup Utility Advanced S3970 Advanced/Hardware Health ConfigurationSystem Fan to M1012 Adapter Board Sata CableFAN Cable B3970-UG20S4H ModelPower Supply to M1208 Sata Backplane Power Supply CablePower Supply to Motherboard Power Supply to M1012 Adapter BoardFDD Related Cable Option Other CablesM1003 Front Panel Control Board Related Cable CD-ROM Related CableAppendix III Installing Smdc Cards Installing M3289 into HDD Tray Page Installing M3290/M3291 into HDD tray Page Installing M3290/M3291 into GT24 Chassis Page Page Help Resources Technical SupportReturning Merchandise for Service