Seagate Cheetah 18LP FC Manual

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheetah 18LP FC Disc Drive. . . . . . . . . . . . .

Cheetah 18LP FC Product Manual, Rev. D 11.0 ScopeThis manual describes Seagate Technology®, Inc. Cheetah 18LP FC (Fibre Channel) disc drives.Cheetah 1

Cheetah 18LP FC Product Manual, Rev. D 32.0 Applicable standards and reference documentationThe drive has been developed as a system peripheral to the

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

Cheetah 18LP FC Product Manual, Rev. D 53.0 General descriptionCheetahTM 18LP FC drives combine dual stripe magneto resistive (DSMR) heads, partial re

6 Cheetah 18LP FC Product Manual, Rev. D3.1 Standard featuresCheetah 18LP FC drives have the following standard features:• Integrated dual port FC-AL

Cheetah 18LP FC Product Manual, Rev. D 7• Balanced low mass rotary voice coil actuator• Self-Monitoring Analysis and Reporting Technology (S.M.A.R.T.)

Cheetah 18LP FC Product Manual, Rev. D 94.0 Performance characteristicsThis section provides detailed information concerning performance-related chara

10 Cheetah 18LP FC Product Manual, Rev. D4.2.3 General performance characteristics 4.3 Start/stop timeIf the Motor Start option is disabled, the driv

Cheetah 18LP FC Product Manual, Rev. D 114.5 Cache operationNote.Refer to the Fibre Channel Interface Manual for more detail concerning the cache bits

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

Cheetah 18LP FC Product Manual, Rev. D 135.0 Reliability specifications The following reliability specifications assume correct host and drive operati

14 Cheetah 18LP FC Product Manual, Rev. DSense Key. This is an unrecoverable seek error. Unrecoverable seek errors are classified as failures for MTBF

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

16 Cheetah 18LP FC Product Manual, Rev. D5.2.8 S.M.A.R.T.S.M.A.R.T. is an acronym for Self-Monitoring Analysis and Reporting Technology. This technolo

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

Cheetah 18LP FC Product Manual, Rev. D 196.0 Physical/electrical specificationsThis section provides information relating to the physical and electric

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheetah 18LP FC Disc Drive. . . . . . . . . . . . .

20 Cheetah 18LP FC Product Manual, Rev. D5. No terminator power.6.2.1 Conducted noise immunity Noise is specified as a periodic and random distributio

Cheetah 18LP FC Product Manual, Rev. D 21 Figure 4. Typical ST39103FC drive +12V current profile 0.0 2 4 6 8 10 12 14 160.00.51.01.52.0SecondsAmps

22 Cheetah 18LP FC Product Manual, Rev. D Figure 5. Typical ST318203FC drive +5V current profile Figure 6. Typical ST39103FC drive +5V current

Cheetah 18LP FC Product Manual, Rev. D 236.3 Power dissipation ST318203FCTypical power dissipation under idle conditions is 12.1 watts (41 BTUs per ho

24 Cheetah 18LP FC Product Manual, Rev. D6.4 Environmental limitsTemperature and humidity values experienced by the drive must be such that condensati

Cheetah 18LP FC Product Manual, Rev. D 25b. Non-operating–40° to 158°F (–40° to 70°C) package ambient with a maximum gradient of 36°F (20°C) per hour.

26 Cheetah 18LP FC Product Manual, Rev. D6.4.4 Shock and vibrationShock and vibration limits specified in this document are measured directly on the d

Cheetah 18LP FC Product Manual, Rev. D 27 Figure 10. Recommended mountingZYXZYX

6.4.4.2 Vibrationa. Operating - normalThe drive as installed for normal operation, shall comply with the complete specified performance whilesubjected

Cheetah 18LP FC Product Manual, Rev. D 296.5 Mechanical specificationsThe following nominal dimensions are exclusive of the decorative front panel acc

© 1998, 1999 Seagate Technology, Inc. All rights reservedAugust 1999Publication number: 83329420, Rev. DSeagate, Seagate Technology, and the Seagate l

Cheetah 18LP FC Product Manual, Rev. D 317.0 Defect and error management The drive, as delivered, complies with this product manual. The read error ra

32 Cheetah 18LP FC Product Manual, Rev. DWhen the RC bit is one, reallocations are disabled even if the ARRE or AWRE bits are one. The drive will stil

Cheetah 18LP FC Product Manual, Rev. D 338.0 InstallationCheetah 18LP FC disc drive installation is a plug-and-play process. There are no jumpers, swi

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

Cheetah 18LP FC Product Manual, Rev. D 358.4.1 Air flow The rack, cabinet, or drawer environment for the drive must provide heat removal from the elec

36 Cheetah 18LP FC Product Manual, Rev. Dnology that the drive can meet the shock and vibration specifications given herein while mounted insuch an ad

Cheetah 18LP FC Product Manual, Rev. D 379.0 Interface requirements This section partially describes the interface requirements as implemented on Chee

38 Cheetah 18LP FC Product Manual, Rev. D9.1.4 Fibre Channel port loginTable 7 identifies the required content of the N_Port Login (PLOGI) payload fro

Cheetah 18LP FC Product Manual, Rev. D 399.1.5 Fibre Channel port login acceptTable 8 identifies the N_Port Login access payload values.Table 8: N_Por

Revision status summary sheet Revision Date Writer/Engineer Sheets AffectedA 03/29/99 L. Newman/P. Kassel Class A ReleaseB 05/20/99 L. Newman/D. R

40 Cheetah 18LP FC Product Manual, Rev. D9.1.8 Fibre Channel fabric loginTable 11 lists the fabric login payload from the drive.Table 11: Fabric Logi

Cheetah 18LP FC Product Manual, Rev. D 419.1.9 Fibre Channel fabric accept loginTable 11 lists the required content of the Fabric Login Accept (ACC) p

42 Cheetah 18LP FC Product Manual, Rev. D9.1.10 Fibre Channel Arbitrated Loop optionsTable 13 lists the FC-AL options supported by Cheetah 18LP FC dri

Cheetah 18LP FC Product Manual, Rev. D 439.3 SCSI commands supported Table 14 lists the SCSI commands supported by Cheetah 18LP FC drives. Tabl

44 Cheetah 18LP FC Product Manual, Rev. DY Supported diagnostics pages Y Translate page 25h Y Read capacity 28h Y Read extended Y Disable page outY Fo

Cheetah 18LP FC Product Manual, Rev. D 45[1] Cheetah 18LP FC drives can format to any multiple of four bytes per logical block in the range 512 to4,09

46 Cheetah 18LP FC Product Manual, Rev. D9.3.1 Inquiry data Table 15 lists the Inquiry command data that the drive should return to the initiator per

Cheetah 18LP FC Product Manual, Rev. D 473. Current valuesCurrent values are volatile values being used by the drive to control its operation. A Mode

48 Cheetah 18LP FC Product Manual, Rev. DTable 16: Mode Sense data default and changeable values for ST318203FC drives ST318203FCBytes00 01 02 03 04

Cheetah 18LP FC Product Manual, Rev. D 49Table 17: Mode Sense data default and changeable values for ST39103FC drives ST39103FCBytes00 01 02 03 04 0

50 Cheetah 18LP FC Product Manual, Rev. D9.4 Miscellaneous operating features and conditions Table 18 lists various features and conditions. A “Y” in

Cheetah 18LP FC Product Manual, Rev. D 519.5 FC-AL physical interface Figure 15 shows the location of the J1 Fibre Channel single connection attachmen

52 Cheetah 18LP FC Product Manual, Rev. D9.5.2 Connector requirements Recommended mating SCA part number:The FC-AL SCA device connector is illustrated

Cheetah 18LP FC Product Manual, Rev. D 539.5.3 Electrical description Fibre Channel drives use the FC-SCA connector for:• DC power• FC-AL interface• D

54 Cheetah 18LP FC Product Manual, Rev. D9.5.5 FC-AL transmitters and receiversA typical FC-AL differential copper transmitter and receiver pair is sh

Cheetah 18LP FC Product Manual, Rev. D 55The Active LED Out signal is designed to pull down the cathode of an LED. The anode is attached to the proper

56 Cheetah 18LP FC Product Manual, Rev. D9.5.11.1 Parallel Enclosure Services Interface (ESI)The parallel ESI line is an output from the drive. This l

Cheetah 18LP FC Product Manual, Rev. D 57Table 23: Arbitrated loop physical address (AL_PA) valuesAL_PA(hex)SEL ID(hex)Setting(dec)AL_PA(hex)SEL ID(he

58 Cheetah 18LP FC Product Manual, Rev. D9.6 Signal characteristicsThis section describes the electrical signal characteristics of the drive’s input a

Cheetah 18LP FC Product Manual, Rev. D 59Figure 20 provides the data output valid eye diagram relative to the bit cell time.Figure 20. Transmit eye di

Cheetah 18LP FC Product Manual, Rev. D vContents1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cheetah 18LP FC Product Manual, Rev. D 6110.0 Seagate Technology support servicesOnline ServicesInternetFor online information about Seagate products,

62 Cheetah 18LP FC Product Manual, Rev. DUSA/Canada/Latin America Support ServicesPresales SupportDisc: 1-877-271-3285 or +1-405-936-1210 FAX: +1-405-

Cheetah 18LP FC Product Manual, Rev. D 63Fax Services—All European CountriesPresales/Technical Support/Warranty Repair 31-20-653-3513Africa/Middle Eas

64 Cheetah 18LP FC Product Manual, Rev. D

Cheetah 18LP FC Product Manual, Rev. D 65IndexNumerics12 voltpins 543rd party reserve command 455 volt pins 54AAbort Sequence (ABTS) 37abort t

66 Cheetah 18LP FC Product Manual, Rev. Ddata valid eye 59Date code page command 43DC power 53requirements 19defect and error management 31d

Cheetah 18LP FC Product Manual, Rev. D 67GGood status 50gradient 25ground shift noise 54grounding 36Hhard assigned arbitrated loop physical ad

68 Cheetah 18LP FC Product Manual, Rev. DTask set full 50miscorrected media data 13Mode select(10) command 45command 43Mode sense(10) command

Cheetah 18LP FC Product Manual, Rev. D 69Process Logout (PRLO) 37public loopFC-AL options 42pull down resistor 55Qqueue tagging 50Rradio inter

vi Cheetah 18LP FC Product Manual, Rev. D6.4.3 Effective altitude (sea level). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

70 Cheetah 18LP FC Product Manual, Rev. Dswitches 33Synchronize cache command 44synchronized spindleoperation 50system chassis 36Ttarget reset

Seagate Technology, Inc.920 Disc Drive, Scotts Valley, California 95066-4544, USAPublication Number: 83329420, Rev. D, Printed in USA

Cheetah 18LP FC Product Manual, Rev. D viiList of FiguresFigure 1. Cheetah 18LP FC family disc drive . . . . . . . . . . . . . . . . . . . . . . . . .