Silicon Graphics 1450 Manuale operativo

SGI™1450 Server

Maintenance Guide

Document Number 007-4276-001

Cover design by Sarah Bolles, Sarah Bolles Design, and Dany Galgani, SGI Technical Publications.

The contents of this document may not be copied or duplicated in any form, in whole or in part, without the prior written permission of Silicon

Graphics, Inc.

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. This

equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause

harmful interference to radio communications.

LIMITED AND RESTRICTED RIGHTS LEGEND

Use, duplication, or disclosure by the Government is subject to restrictions as set forth in the Rights in Data clause at FAR 52.227-14 and/or in

similar or successor clauses in the FAR, or in the DOD, DOE, or NASA FAR Supplements. Unpublished rights reserved under the Copyright

Laws of the United States. Contractor/manufacturer is Silicon Graphics, Inc., 1600 Amphitheatre Pkwy., Mountain View, CA 94043-1351.

SiliconGraphicsisaregisteredtrademarkandSGIandtheSGIlogoaretrademarksofSiliconGraphics,Inc.

Adaptec is a registered trademark of Adaptec, Inc. Compaq is a trademark of Compaq Computer Corporation. IBM and OS/2 are registered

trademarks of International Business Machines. Intel, LANDesk, and Pentium are registered trademarks and Server Set and Xeon are trademarks

of Intel Corporation. Linux is a registered trademark of Linus Torvalds. Microsoft, MS-DOS, Windows, and WIndows 2000 are registered

trademarks of Microsoft Corporation. UNIX is a registered trademark in the United States and other countries, licensed exclusively through

X/Open Company, Ltd.

007-4276-001 iii

Record of Revision

Version Description

001 June 2000

Initial Rev

007-4276-001 v

Contents

Figures ..........................xi

Tables ..........................xiii

About This Guide.......................xv

ObtainingPublications.....................xv

ReaderComments.......................xv

1. Detailed Chassis Description ...................1

ChassisFeatures.......................2

Peripherals.........................9

PeripheralBay.......................9

DeviceBay......................9

MediaBay.......................9

HardDriveBay......................10

PowerSubsystem.......................11

SystemCooling .......................14

E-Bay..........................17

ChassisFrontControlsandIndicators.................18

RearPanelI/OPortsandFeatures..................19

2. Removing and Installing System Components ..............21

ToolsandSuppliesNeeded....................22

Pre-InstallationSafetyPrecautions..................22

FrontCover.........................23

RemovingtheFrontCover...................23

InstallingtheFrontCover...................24

TopCover.........................25

RemovingtheTopCover ...................25

InstallingtheTopCover....................25

vi 007-4276-001

Contents

MemoryRetentionBar......................26

RemovingtheMemoryRetentionBar................26

InstallingtheMemoryRetentionBar................27

Baseboard.........................27

RemovingtheBaseboard....................28

InstallingtheBaseboard....................31

PowerSubsystem.......................33

RemovingaPowerSupplyModule.................35

InstallingaPowerSupplyModule.................35

RemovingthePowerSubsystemBay................36

InstallingthePowerSubsystemBay.................37

CoolingSystem........................38

RemovingtheFanBoardAssembly.................39

InstallingtheFanBoardAssembly.................40

ReplacingtheFanBoard....................40

Removing and Installing Individual Fans ...............42

HardDriveBay........................42

RemovingtheHardDriveBay..................43

InstallingtheHardDriveBay..................44

PeripheralDevices.......................45

RemovingaDrivefromtheMediaBay................45

InstallingaDriveintheMediaBay.................46

ReplacingaDriveintheDeviceBay.................46

SCSIRequirements.......................47

3. Removing and Installing Baseboard Components .............49

ToolsandSuppliesNeeded....................50

Pre-InstallationSafetyPrecautions..................50

BaseboardConnectorandComponentLocations..............52

Memory..........................53

RemovingtheMemoryModule..................55

InstallingtheMemoryModule..................55

RemovingDIMMs......................56

InstallingDIMMs......................56

Contents

007-4276-001 vii

Processors.........................57

RemovingaProcessor....................59

InstallingaProcessor.....................59

RemovingProcessorRetentionMechanisms..............59

InstallingProcessorRetentionMechanisms..............60

InstallingProcessorHandles ..................60

InstallingProcessorHeatsinks..................60

VoltageRegulatorModules(VRMs)..................61

RemovingaVRM......................62

InstallingaVRM......................62

BackupBattery........................63

Add-inBoards........................65

Removinga32-bit,33-MHzHalf-LengthPCIAdd-inBoard .........65

Installinga32-bit,33-MHzHalf-LengthPCIAdd-inBoard..........66

Removinga64-bit,66/33-MHzHot-PlugPCIAdd-inBoard.........67

Installinga64-bit,66/33-MHzHot-PlugPCIAdd-inBoard..........69

ICMBCard.........................70

InstallinganICMBCard....................71

RemovinganICMBCard ...................73

4. Solving Problems .......................75

ResettingtheSystem......................75

InitialSystemStartup......................75

NewApplicationSoftware....................76

AftertheSystemHasBeenRunningCorrectly...............77

viii 007-4276-001

Contents

SpecificProblemsandCorrectiveActions................77

PowerLightDoesNotLight...................78

NoBeepCodes.......................78

NoCharactersAppearonScreen .................79

CharactersAreDistortedorIncorrect................79

SystemCoolingFansDoNotRotateProperly..............80

DisketteDriveActivityLightDoesNotLight..............80

HardDriveActivityLightDoesNotLight...............81

CD-ROMDriveActivityLightDoesNotLight .............81

ProblemswithApplicationSoftware................81

ErrorandInformationalMessages..................82

EquipmentLog........................84

A. Technical Reference ......................87

InternalCablesandConnectors...................87

ConnectorsAccessibletotheUser..................90

KeyboardandMousePorts...................90

SerialPorts........................90

ParallelPort .......................91

VideoPort........................92

UniversalSerialBus(USB)Interface.................93

ICMBConnectors......................94

EthernetConnector.....................94

InternalSCA-2HDDConnector..................95

ExternalAdaptecUltra160/mSCSI.................97

ACPowerInput......................99

PeripheralAdapterBoardsandConnectors...............100

CD-ROMConnectors....................100

FloppyConnectors ....................103

Contents

007-4276-001 ix

BaseboardConnectors .....................105

PowerDistributionBoardInterfaceConnectors(J9B1,J9D1,J9B2)........107

FrontPanelInterface(J9E3)...................111

Hot-PlugPCIIndicatorBoardInterface(J3D1).............113

MemoryModuleInterface(J6F1).................115

ProcessorModuleConnector(J7A1,J7B1,J7C1,J7D1)...........119

ProcessorTermination,Regulation,andPower.............123

TerminationCard......................125

ServerMonitorModuleConnector(J7H1)...............125

SMBusConnector(J9E4)....................127

ICMBConnector(J1D2)....................127

Auxiliary I2CConnector(J9E4)..................128

BaseboardFanConnectors(J3C1,J3A1,J4A1,J4C1)............128

InternalDiskDriveLEDConnection................130

BaseboardJumpers......................131

ChangingJumperSettings....................133

CMOSClearJumper.....................133

PasswordClearJumper....................135

RecoveryBootJumper....................136

Interrupts.........................137

VideoModes........................138

B. Physical Environment Specifications .................141

Index ..........................143

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