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Contents

ST3146954FC ST373554FC ST336854FC Cheetah 15K.4 FCPage ST3146954FC ST373554FC ST336854FC March Rev. B Draft Revision status summary sheetRev. A 07/15/05Page 6.0 Physical/electrical specifications Contents4.0 Performance characteristics 5.0 Reliability specifications 7.0 Defect and error management 8.0 Installation9.0 Interface requirements 10.0 Seagate Technology support services Cheetah 15K.4 FC Product Manual, Rev. B List of Figures Page Figure 1. Cheetah 15K.4 FC family disc drive 1.0 Scope Cheetah 15K.4 FC Product Manual, Rev. B 2.1.1.1 Electromagnetic susceptibility 2.0 Applicable standards and reference documentation2.1 Standards 2.1.1 Electromagnetic compatibility Korean MIC 2.1.2 Electromagnetic complianceElectromagnetic compliance for the European Union Australian C-Tick Specification for Acoustic Test Requirement and Procedures 2.2 Reference documentsFibre Channel Interface Manual Cheetah 15K.4 FC Product Manual, Rev. B 3.0 General description 3.2 Media description 3.1 Standard features 3.5.1 Programmable drive capacity 3.3 Performance3.4 Reliability 3.5 Formatted capacities 3.6 Factory-installed accessories 3.7 Factory-installed options3.8 User-installed accessories 4.2.1 Access time 4.0 Performance characteristics4.1 Internal drive characteristics 4.2 Seek performance characteristics 4.4 Prefetch/multi-segmented cache control 4.2.2 Format command execution time minutesGeneral performance characteristics 4.3 Start/stop time 4.5 Cache operation 4.5.2 Prefetch operation 4.5.1 Caching write data Cheetah 15K.4 FC Product Manual, Rev. B Cheetah 15K.4 FC Product Manual, Rev. B 5.1.2 Unrecoverable Errors 5.0 Reliability specifications5.1 Error rates 5.1.1 Recoverable Errors 5.2.2 Preventive maintenance 5.2 Reliability and service5.1.3 Seek errors 5.1.4 Interface errors 5.2.3 Hot plugging the drive 5.2.4 S.M.A.R.TControlling S.M.A.R.T On-line only delay Fully-enabled delayPerformance impact Maximum processing delay 5.2.6.1 DST failure definition Parameter CodeDescription 5.2.6 Drive Self Test DST 5.2.6.2.3 Short and extended tests 5.2.6.2.1 State of the drive prior to testing5.2.6.2 Implementation 5.2.6.2.2 Invoking DST Shipping 5.2.7 Product warranty5.2.6.2.4 Log page entries 5.2.6.2.5 Abort Product repair and return information 6.0 Physical/electrical specifications 6.1 AC power requirements6.2 DC power requirements 3 See +12V current profile in Figure 6.2.3 Current profiles General DC power requirement notes6.2.2 Power sequencing 6.2.1 Conducted noise immunity Figure 3. Typical ST3146954FC drive, 2 Gbit, +5V current profile Figure 2. Typical ST3146954FC drive, 2 Gbit, +12V current profile Figure 5. Typical ST373554FC drive +5V current profile Figure 4. Typical ST373554FC drive +12V current profile Figure 7. Typical ST336854FC drive +5V current profile Figure 6. Typical ST336854FC drive +12V current profile ST3146954FC 6.3 Power dissipation Power watts ST373554FC ST336854FC 6.4 Environmental limits 6.4.1 Temperature a. Operating6.4.2 Relative humidity 6.4.3 Effective altitude sea level a. Operating 6.4.4 Shock and vibration6.4.4.1 Shock Figure 12. Recommended mounting Packaged/product weightPackage size Drop height 6.4.7 Electromagnetic susceptibility 6.4.5 Air cleanliness6.4.4.2 Vibration a. Operating-normal 6.4.6 Acoustics Figure 13. Mounting configuration dimensions 6.5 Mechanical specifications 7.0 Defect and error management 7.1 Drive internal defects/errors7.2 Drive error recovery procedures Cheetah 15K.4 FC Product Manual, Rev. B 7.3 FC-AL system errors 7.4.1 Media Pre-Scan 7.4 Background Media Scan 8.1 Drive ID/option selection 8.0 Installation 8.2 LED connections Figure 15. LED indicator connectorFigure 14. Physical interface 8.2.1 J6 connector requirements 8.3 Drive orientation8.4 Cooling 8.5 Drive mounting 8.6 GroundingK x X = F 15lb = 67N 9.1 FC-AL features 9.1.1 Fibre Channel link service frames9.0 Interface requirements Task name 9.1.2 Fibre Channel task management functions9.1.3 Fibre Channel task management responses Fibre Channel SCSI FCP task management functions 9.1.4 Fibre Channel port login NPort login PLOGI payloadBytes Process Login PLRI payload 9.1.5 Fibre Channel port login accept9.1.6 Fibre Channel Process Login NPort Login Accept ACC payload Fabric Login FLOGI payload 9.1.7 Fibre Channel Process Login Accept9.1.8 Fibre Channel fabric login Process Login Accept ACC payload Fabric Login Accept ACC payload 9.1.9 Fibre Channel fabric accept login 9.1.10 Fibre Channel Arbitrated Loop options 9.2 Dual port support Command name 9.3 SCSI commands supportedTable 16 Supported commands Command code Table 16 Supported commands continued Cheetah 15K.4 FC Product Manual, Rev. B 3 Reference Mode Sense command 1Ah for mode pages supported 9.3.2 Mode Sense data 9.3.1 Inquiry data Definitions SAV = Current saved value CHG = Changeable bits indicates if default value is changeable3. Current values 4. Changeable values MODE SENSE 10 BYTE HEADER DATA Cheetah 15K.4 FC Product Manual, Rev. B Cheetah 15K.4 FC Product Manual, Rev. B Miscellaneous status 9.4 Miscellaneous operating features and conditionsMiscellaneous features Feature or condition 9.5.1 Physical characteristics 9.5 FC-AL physical interface9.5.1.1 Physical description Figure 20. J6 connector dimensions 9.5.2 Connector requirementsFeatures FC-AL SCA device connector dimensions 9.5.4 Pin descriptions 9.5.3 Electrical description Figure 21. FC-AL transmitters and receivers 9.5.6 Power9.5.7 Fault LED Out 9.5.5 FC-AL transmitters and receivers Normal command activity 9.5.9 Enable port bypass signals9.5.8 Active LED Out 9.5.10 Motor start controls 9.5.11 SEL6 through SEL0 ID lines 9.5.11.1 Parallel Enclosure Services Interface ESI SEL ID SettingArbitrated loop physical address ALPA values ALPA 9.6.1 9.6 Signal characteristicsTTL input characteristics 9.5.12 Device control codes Bit Time Vout mv XMIT Eye 9.6.2 LED driver signals9.6.3 FC Differential output 9.6.4 FC Differential input 941 ps 659 ps 376 ps Receive eye diagramEye diagram data values Vin mv Cheetah 15K.4 FC Product Manual, Rev. B Internet 10.0 Seagate Technology support servicesOnline services Seagate Service Centers Data Recovery Services Customer Service OperationsUSA/Canada/Latin America support services Seagate Service Centers Warranty Service Warranty Service European support servicesAfrica/Middle East support services FAX services-All Europe toll call Asia/Pacific support services Numerics Index Download microcode with offsets and save mode 7 front panel 38 FS 49, 50, 52 function mounting 46 holes 46 orientations NN 49pin descriptions 66 PN 49 Self-Monitoring Analysis and Reporting Technology 9 SMP = 1 in Mode Select command 63 SO 49 LED driver 72 single-unit shipping pack kit 10 SMART 9UI 50, 51 unformatted Page Seagate Technology LLC