Fujitsu MAS3735FC, MAS3367FC manual Maintenance Information Precautions

Page 83

6.2 Maintenance Information

(1)Interface (loop) test

The operations of the loop and data buffer on the IDD are checked with the WRITE BUFFER and READ BUFFER commands.

(2)Basic operation test

The basic operations of the IDD are checked by executing self-diagnosis with the SEND DIAGNOSTIC command (see Subsection 6.1.1).

(3)Random/sequential read test

The positioning (seek) operation and read operation are tested in random access and sequential access modes with the READ, READ EXTENDED, or VERIFY command.

(4)Write/read test

By using a data block in the internal test space, the write/read test can be executed with an arbitrary pattern for a disk drive in which user data is stored.

6.2Maintenance Information

6.2.1Precautions

Take the following precautions to prevent injury during maintenance and troubleshooting:

1.To avoid injury, do not touch the mechanical assembly during disk drive operation.

2.Do not use solvents to clean the disk drive.

Take the following precautions to prevent disk drive damage during maintenance and troubleshooting:

C141-E198

6-5

Image 83
Contents MAS3735FC MAS3367FC Disk Drives PRODUCT/MAINTENANCE Manual For Safe Operation Revision History This page is intentionally left blank Overview of Manual PrefaceConventions for Alert Messages PrefaceC141-E198 Iii This page is intentionally left blank Important Alert Messages Important Alert ItemsImportant Alert Items C141-E198 Vii This page is intentionally left blank Manual Organization Product Maintenance ManualFibre Channel Plotocol for Scsi SCSI-FCP Fibre Channel Physical and Signaling Interface FC-PHFibre Channel Physical and Signaling INTERFACE-2 FC-PH-2 Fibre Channel Arbitrated Loop FC-ALContents Contents InstallationAppendix a Connector Signal Allocation Figures Tables This page is intentionally left blank General Description Standard Features Hardware Structure System ConfigurationGeneral Description Standard FeaturesStandard Features General Description FC model drives outer view Hardware StructureMAS3735FC MAS3367FC Disk/head configurationExample of FC-AL system configuration System ConfigurationGeneral Description MAS3735FC Hardware SpecificationsHardware Specifications Model name and order number Model names and order numbersFC-AL SpecificationsFunction specifications 32/34 MeeprmlHardware Specifications Iops Environmental specificationsEnvironmental/power requirements Reliability Error rateMTBF= Hardware Specifications This page is intentionally left blank Data Space Cylinder configurationData Space Logical Data Block Addressing Defect Management Data Format Zone layout and track capacity Data SpaceAlternate spare area Track format Data SpaceMsec Servo frame = 211 zone 0 ~ 266 zone Sector format Track skew/head skewData Format Format capacity Logical Data Block AddressingData Format Alternate block allocation Defect ManagementDefect Management Defect list Alternate block allocation by Format Unit command Alternate block allocation by Reassign Blocks command Write Write Extend Defect Management This page is intentionally left blank Mounting Requirements External dimensions Installation RequirementsInstallation Requirements Mounting Mounting RequirementsMounting frame structure MPU Surface temperature check pointHDC Service clearance area Current waveform +12 VDC Power Supply RequirementsAC noise filter recommended Connection Requirements Connection Requirements Connector10 SCA2 type connector Installation Installation Motor start mode SettingSetting Loop ID setting Mode settingsMounting Drives Mounting procedures Dismounting Drives Installation Checking connection Checking the IDD connection a Checking the IDD connection B Formatting C141-E198 Setting parameters Arre AwreArre Awre PER Xxxx DiscXffff Read/write Self-diagnostic functions Diagnostics Self-diagnosticsDiagnostics and Maintenance Diagnostics Test programs Maintenance Information Precautions Maintenance InformationMaintenance requirements Maintenance Information Maintenance levels Revision label example Revision numbersTests Indicating revision numbers Tools and test equipmentTest flowchart Operation test Diagnostic testOperation Check Initial seek operation check Troubleshooting with disk drive replacement in the field Troubleshooting ProceduresSystem-level field troubleshooting Disk drive troubleshooting Troubleshooting at the repair siteFinding possibly faulty parts Troubleshooting with parts replacement in the factorySense key, sense code, and subsense code Error Analysis Information Collection Sense Data AnalysisError Analysis Information Collection Sense data Sksv Error AnalysisILI LSBDefinition of sense data Sense Data AnalysisSense data 3-0C-03, 4-40-xx, 4-44-xx, and 4-C4-xx Sense data 1-1x-xx, 3-1x-xx and E-1D-00 Disk read errorAppendix a Connector Signal Allocation Connector Signal Allocation Glossary Target Targ GlossaryAcronyms and Abbreviations RSV Acronyms and AbbreviationsECC BcrcPAD Mode SELECT/MODEIndex Mtbf MttrC141-E198 IN-3 This page is intentionally left blank Fujitsu Canada INC This page is intentionally left blank READER’S Comment Form This page is intentionally left blank