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IBM DCS9550 1S1 manual This page is intentionally blank, Troubleshooting and Problem Solving

Models: DCS9550 1S1

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Page 67

Troubleshooting and Problem Solving

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52	IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide

Page 67

Image 67

IBM DCS9550 1S1 manual This page is intentionally blank, Troubleshooting and Problem Solving

Contents

SC30-9738-00 IBM System StoragePage Using the documentation Getting information, help, and servicePreface What is in this guideQualified Personnel International StandardsSafe Handling The enclosure MUST be grounded before applying power Safety GuidelinesProvide a safe electrical earth ground connection for the power cord Operation of the product with ANY modules MISSING in the European Union EU Electromagnetic Compatibility Directive Class 1 Laser ProductElectronic Emission Notices Federal Communications Commission FCC Class A StatementAvis de conformité à la réglementation d’Industrie Canada Taiwan Class A Electronic Emission StatementJapan VCCI Class A ITE Electronic Emission Statement Industry Canada Class A Emission Compliance StatementData Security Rack System PrecautionsESD Precautions Korean Class A Electronic Emission StatementTaiwan Contact Information How to Send Your Comments P r e f a c e P r e f a c e Weight The IBM System Storage DCS9550 1S1 Storage Expansion UnitContents DimensionsThermal Alarm Audible Alarm MuteSystem Faults Power Supply/Cooling Faults1.1 The IBM System Storage DCS9550 1S1 Storage Expansion Unit Introduction1.1.1 Enclosure Chassis 1.2.1.1 Multiple Power Supply/Cooling Modules 1.2.1 Power Supply/Cooling Module1.2 The Plug-in Modules Recommended Setting 1.2.2.1 Ops Panel Indicators and Switches1.2.2 Operators Panel Switch NumberMode 3 not supported 1.2.3 SCM Input/Output ModuleUnitSCM usage at 2Gb/s See SwFlashing Introduction Figure 1-7 SCM Front Panel as viewed from rear of Enclosure1.2.4 Drive Carrier Module 1.2.4.2 Drive Status Indicators1.2.4.1 SATA Dual Path Transition Card 1.2.6 Blank Modules 1.3 Visible and Audible Alarms1.2.4.3 Anti-tamper Locks 1.2.5 Dummy Carrier Modules1.4.3 AC Power 450W PSU 1.4 DCS9550 1S1 Storage Expansion Unit Technical Specification1.4.1 Dimensions 1.4.2 Weight1.4.6 Environment 1.4.9 Drive Carrier Module Specification 1.4.8 SCM I/O Module Specification1.4.7 Interfaces Enclosure temperature Fan speed Drive condition Operator panel status 1.4.10 Software Enclosure Services SES SupportIntroduction Introduction This page is intentionally blankPower Supply Installation2.1 Planning Your Installation Drive carrier modules 0 & 15 provide SES Management ServicesBlank SCM I/O Install in rear Bayintegral part of chassis assembly. Installed in rear Bay 2.1.1 Enclosure Bay Numbering Convention2.2.2 Rack Mounting Rail Kit 2.2 Enclosure Installation Procedures2.2.3 Chassis Installation 2.2.3.1 Parts Check List 2.2.1 Pre-Requisites2.3.1 Parts Check List 2.2.3.2 Procedure2.3 Power Supply/Cooling Module Installation 2.3.2 Power Supply/Cooling Module ProcedureFigure 2-3 Installing an AC Power Supply Cooling Module Figure 2-2 AC Power Supply/Cooling Module - Handle in Open PositionFigure 2-4 Installing an AC Power Supply Cooling Module 2.4 SCM I/O Module Configurations2.4.1 Internal Loop Structures 2.5 FC-AL InterfaceUnit 1-B 2.6 Cabling the IBM System Storage DCS9550 1S1 Storage Expansion UnitInstallation Unit 1-AUnit 2- C InstallationUnit 2- A Unit 2- B2.7.1 Procedure 2.7 SCM I/O Module InstallationFunction SwitchSetting 2.8 Drive Enclosure Device AddressingSetting ThumbWheel Switch2.9.1.2 Drive Configuration 2.9 Drive Carrier Configuration2.9.1 Planning and Configuring Your Installation 2.9.1.1 System Configuration2.10.2 Procedure 2.10 Drive Carrier Installation 2.10.1 Parts Check ListFigure 2-11 Installing a SATA Drive Carrier Module Figure 2-10 Installing a SATA Drive Carrier ModuleInstallation Drives are supplied with the locks set in the locked position 2.10.3 Dummy Carrier Modules2.10.4 Engaging the Anti-tamper Locks 2.10.4.1 Activating the Locks2.11.2 Procedure 2.11 Power Cord Connection 2.11.1 Parts Check List2.12 Grounding Checks This page is intentionally blank InstallationOperation 3.1 Power OnPSU Good 3.1.1 Power Supply/Cooling Module LEDsFan Fault AC PSUFault FaultPower On System Fault2Gb Link 3.4 Power Down3.3 Starting the Drives 3.3.1 Disk Drives LEDs4.2 Initial Start-up Problems 4.2.1 Faulty Cords Troubleshooting and Problem Solving4.1 Emulation Limitations 4.3 LEDs 4.2.2 Alarm Sounds On Power Up4.2.3 Green “Signal Good” LED on SCM Not Lit 4.3.1 Power Supply/Cooling ModuleAC PSU 4.3.2 Ops PanelStatus Fan FaultNormal FaultDefinition ColorDefinition 4.4 Audible Alarm4.4.1 Audible Alarm Mute 4.3.3 SCM I/O Module LEDsSymptom 4.5 Troubleshooting4.5.1 System Faults 4.5.2 Power Supply/Cooling FaultsAction 4.5.3 Thermal ControlSymptom CauseState 4.5.4 Thermal Alarm4.6 Drive Carrier Module Faults 4.5.5 Thermal Shutdown4.9 Replacing a Module 4.7 Dealing with Hardware Faults4.8 Continuous Operation During Replacement 4.6.1 Dummy Carrier Modules4.9.1.1 Removing a Power Supply/Cooling Module 4.9.1 Power Supply/Cooling Modules4.9.1.2 Inserting the Module Figure 4-3 Removing/Inserting an AC Power Supply/Cooling Module Figure 4-2 Removing/Inserting an AC Power Supply/Cooling ModuleTroubleshooting and Problem Solving 4.9.3 SCM I/O Module 4.9.2 Ops Panel4.9.3.1 Removing the Module Figure 4-5 Removing an SCM I/O Module Troubleshooting and Problem SolvingFigure 4-6 Removing an SCM I/O Module 4.9.3.2 Inserting the Module 4.9.4.1 Removal and Replacement4.9.4 Drive Carrier Module IBM MTM 1269-1S1 SATA Disk Chassis FRUs 4.10 Spare Parts and Ancillary ItemsThis page is intentionally blank Troubleshooting and Problem SolvingGlossary Initialize To prepare a hardware device for use Index Serial ATA Control SCM Input/Output module serial ATA protocol 20 SES Visible and Audible Alarmsstarting drives SYSTEM LED IBM Director of Licensing IBM Corporation North Castle Drive NoticesArmonk, N.Y U.S.A Product recycling and disposal Trademarksof life per this Directive Page IBM System Storage Readers’ Comments - We’d Like to Hear from YouPublication No. SC30-9738-00 Please do not staple BUSINESS REPLY MAILReaders’ Comments - We’d Like to Hear from You Please do not staplePage SC30-9738-00