Seagate Barracuda 18LP FC Manual

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Barracuda 18LP FC Disc Drive. . . . . . . . . . . .

Barracuda 18LP FC Product Manual, Rev. B 11.0 ScopeThis manual describes Seagate Technology®, LLC. Barracuda 18LP FC (Fibre Channel) disc drives.Barra

Barracuda 18LP FC Product Manual, Rev. B 32.0 Applicable standards and reference documentationThe drive has been developed as a system peripheral to t

4 Barracuda 18LP FC Product Manual, Rev. BAustralian C-TickIf this model has the C-Tick Marking it complies with the Australia/New Zealand Standard AS

Barracuda 18LP FC Product Manual, Rev. B 53.0 General descriptionBarracudaTM 18LP FC drives combine soft adjacent layer (SAL) magnetoresistive (MR) he

6 Barracuda 18LP FC Product Manual, Rev. B3.1 Standard featuresBarracuda 18LP FC drives have the following standard features:• Integrated dual port FC

Barracuda 18LP FC Product Manual, Rev. B 7• Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.)• Dithering3.5 Unformatted and formatted cap

Barracuda 18LP FC Product Manual, Rev. B 94.0 Performance characteristicsThis section provides detailed information concerning performance-related cha

10 Barracuda 18LP FC Product Manual, Rev. B4.2.3 General performance characteristics 4.3 Start/stop timeIf the Motor Start option is disabled, the dr

Barracuda 18LP FC Product Manual, Rev. B 114.5 Cache operationNote.Refer to the Fibre Channel Interface Manual for more detail concerning the cache bi

12 Barracuda 18LP FC Product Manual, Rev. BIf the number of write data logical blocks exceed the size of the segment being written into, when the end

Barracuda 18LP FC Product Manual, Rev. B 135.0 Reliability specifications The following reliability specifications assume correct host and drive opera

14 Barracuda 18LP FC Product Manual, Rev. Berror (15h) is reported with a Medium error (3h) or Hardware error (4h) reported in the Sense Key. This is

Barracuda 18LP FC Product Manual, Rev. B 15Failure rate is calculated as follows:• No system-induced failures counted• PPM targets include 30% no defe

16 Barracuda 18LP FC Product Manual, Rev. B5.2.8 S.M.A.R.T.S.M.A.R.T. is an acronym for Self-Monitoring Analysis and Reporting Technology. This techno

Barracuda 18LP FC Product Manual, Rev. B 17Predictive failuresS.M.A.R.T. signals predictive failures when the drive is performing unacceptably for a p

Barracuda 18LP FC Product Manual, Rev. B 196.0 Physical/electrical specificationsThis section provides information relating to the physical and electr

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Barracuda 18LP FC Disc Drive. . . . . . . . . . . .

20 Barracuda 18LP FC Product Manual, Rev. B6.2.1 Conducted noise immunity Noise is specified as a periodic and random distribution of frequencies cove

Barracuda 18LP FC Product Manual, Rev. B 21 Figure 4. Typical Barracuda 18LP FC drive +5V current profile +5 Volt Current during spindle start – T

22 Barracuda 18LP FC Product Manual, Rev. B6.3 Power dissipation ST318275FCTo obtain typical operating random read (8 blocks) power dissipation at nom

Barracuda 18LP FC Product Manual, Rev. B 236.4.1 Temperaturea. OperatingWith cooling designed to maintain the case temperatures of Table 2, the drive

24 Barracuda 18LP FC Product Manual, Rev. B Figure 7. Locations of PCBA components listed in Table 26.4.2 Relative humidityThe values below assume

Barracuda 18LP FC Product Manual, Rev. B 25The limits of shock and vibration defined within this document are specified with the drive mounted by any

26 Barracuda 18LP FC Product Manual, Rev. B Figure 8. Recommended mountingZYXZYX

Barracuda 18LP FC Product Manual, Rev. B 276.4.4.2 Vibrationa. Operating - normalThe drive as installed for normal operation, shall comply with the co

28 Barracuda 18LP FC Product Manual, Rev. B6.5 Mechanical specificationsRefer to Figure 9 for detailed mounting configuration dimensions. See Section

Barracuda 18LP FC Product Manual, Rev. B 297.0 Defect and error management The drive, as delivered, complies with this product manual. The read error

© 1998-2000 Seagate Technology, LLC All rights reservedAugust 2000Publication number: 77767541, Rev. BSeagate, Seagate Technology, and the Seagate lo

30 Barracuda 18LP FC Product Manual, Rev. BWhen the RC bit is one, reallocations are disabled even if the ARRE or AWRE bits are one. The drive will st

Barracuda 18LP FC Product Manual, Rev. B 318.0 InstallationBarracuda 18LP FC disc drive installation is a plug-and-play process. There are no jumpers,

32 Barracuda 18LP FC Product Manual, Rev. B [1] The drive has a 2.2K ohm resistor in series with this LED driver. Tie the minus side of anexternal

Barracuda 18LP FC Product Manual, Rev. B 338.4.1 Air flow The rack, cabinet, or drawer environment for the drive must provide heat removal from the el

34 Barracuda 18LP FC Product Manual, Rev. B8.5 Drive mountingMount the drive using the bottom or side mounting holes. If you mount the drive using the

Barracuda 18LP FC Product Manual, Rev. B 359.0 Interface requirements This section partially describes the interface requirements as implemented on ST

36 Barracuda 18LP FC Product Manual, Rev. B9.1.4 Fibre Channel port loginTable 7 identifies the required content of the N_Port Login (PLOGI) payload f

Barracuda 18LP FC Product Manual, Rev. B 379.1.5 Fibre Channel port login acceptTable 8 identifies the N_Port Login access payload values.Table 8: N_P

38 Barracuda 18LP FC Product Manual, Rev. B9.1.8 Fibre Channel fabric loginTable 11 lists the fabric login payload from the drive.Table 11: Fabric Lo

Barracuda 18LP FC Product Manual, Rev. B 399.1.9 Fibre Channel fabric accept loginTable 11 lists the required content of the Fabric Login Accept (ACC)

Revision status summary sheet Revision Date Writer/Engineer Sheets AffectedA 4/28/99 L. Newman/J. Bentley 1/1, v thru viii, 1 thru 68.B 08/22/2000

40 Barracuda 18LP FC Product Manual, Rev. B9.1.10 Fibre Channel Arbitrated Loop optionsTable 13 lists the FC-AL options supported by Barracuda 18LP FC

Barracuda 18LP FC Product Manual, Rev. B 419.3 SCSI commands supported Table 14 lists the SCSI commands that ST318275FC drives support. Table 14

42 Barracuda 18LP FC Product Manual, Rev. BY Verify error recovery page (07h) Y Caching parameters page (08h) Y Control mode page (0Ah)N Notch and par

Barracuda 18LP FC Product Manual, Rev. B 433Bh Y Write bufferY Write combined header and data mode (0)Y Write data mode (2)N Download microcode mode (

44 Barracuda 18LP FC Product Manual, Rev. B[1] Barracuda 18LP FC drives can format to any multiple of four bytes per logical block in the range 512 to

Barracuda 18LP FC Product Manual, Rev. B 459.3.1 Inquiry data Table 15 lists the Inquiry command data that the drive should return to the initiator pe

46 Barracuda 18LP FC Product Manual, Rev. B4. Changeable valuesChangeable values form a bit mask, stored in nonvolatile memory, that dictates which of

Barracuda 18LP FC Product Manual, Rev. B 47Table 16: Mode Sense data default and changeable values for ST39175FC drives ST39175FCBytes 00 01 02 03 0

48 Barracuda 18LP FC Product Manual, Rev. BTable 17: Mode Sense data default and changeable values for ST318275FC drives ST318275FCBytes00 01 02 03

Barracuda 18LP FC Product Manual, Rev. B 499.4 Miscellaneous operating features and conditions Table 18 lists various features and conditions. A “Y” i

50 Barracuda 18LP FC Product Manual, Rev. B9.5 FC-AL physical interface Figure 13 shows the location of the J1 Fibre Channel single connection attachm

Barracuda 18LP FC Product Manual, Rev. B 519.5.2 Connector requirements Recommended mating SCA part number:The FC-AL SCA device connector is illustrat

52 Barracuda 18LP FC Product Manual, Rev. B9.5.3 Electrical description Fibre Channel drives use the FC-SCA connector for:• DC power• FC-AL interface•

Barracuda 18LP FC Product Manual, Rev. B 539.5.5 FC-AL transmitters and receiversA typical FC-AL differential copper transmitter and receiver pair is

54 Barracuda 18LP FC Product Manual, Rev. BThe Active LED Out signal is designed to pull down the cathode of an LED. The anode is attached to the prop

Barracuda 18LP FC Product Manual, Rev. B 559.5.11.1 Parallel Enclosure Services Interface (ESI)The parallel ESI line is an output from the drive. This

56 Barracuda 18LP FC Product Manual, Rev. BTable 23: Arbitrated loop physical address (AL_PA) valuesAL_PA(hex)SEL ID(hex)Setting(dec)AL_PA(hex)SEL ID(

Barracuda 18LP FC Product Manual, Rev. B 579.6 Signal characteristicsThis section describes the electrical signal characteristics of the drive’s input

58 Barracuda 18LP FC Product Manual, Rev. BFigure 18 provides the data output valid eye diagram relative to the bit cell time.Figure 18. Transmit eye

Barracuda 18LP FC Product Manual, Rev. B 5910.0 Seagate Technology support servicesOnline ServicesInternetwww.seagate.com for information about Seagat

Barracuda 18LP FC Product Manual, Rev. B vContents1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

60 Barracuda 18LP FC Product Manual, Rev. BTechnical SupportIf you need help installing your drive, consult your dealer. Dealers are familiar with the

Barracuda 18LP FC Product Manual, Rev. B 61European Support ServicesFor European customer support, dial the toll-free number for your specific country

Barracuda 18LP FC Product Manual, Rev. B 63IndexNumerics12 voltpins 533rd party reserve command 445 volt pins 53AAbort Sequence (ABTS) 35abort

64 Barracuda 18LP FC Product Manual, Rev. Bread/write 9data rateinternal 9data transfer rate 10data valid eye 58Date code page command 41DC

Barracuda 18LP FC Product Manual, Rev. B 65Force unit access command 42form factor 6format 31Format command execution time 9Format page (03h)

66 Barracuda 18LP FC Product Manual, Rev. BReporting actual retry count 49Segmented caching 49SMP = 1 in Mode Select command 49Synchronized (loc

Barracuda 18LP FC Product Manual, Rev. B 67requirements, AC 19requirements, DC 19sequencing 20Power control page (1Ah) command 42power distrib

68 Barracuda 18LP FC Product Manual, Rev. Bshipping 17shipping container 23shock 25and vibration 24, 25shock mount 34signalcharacteristics

vi Barracuda 18LP FC Product Manual, Rev. B6.4.3 Effective altitude (sea level). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Seagate Technology, LLC920 Disc Drive, Scotts Valley, California 95066-4544, USAPublication Number: 77767541, Rev. B, Printed in USA

Barracuda 18LP FC Product Manual, Rev. B viiList of FiguresFigure 1. Barracuda 18LP FC family disc drive . . . . . . . . . . . . . . . . . . . . . .