SEAGATE ST318405LW/LC - Manuals

Cheetah 36XL Product Manual, Rev. E v Contents 1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Applicable standards and reference documentation. . . . . . . . . . . . . . . . . . . . ....

Cheetah 36XL Product Manual, Rev. E vii List of Figures Figure 1. Cheetah 36XL family drive (ST336705LC shown) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Cheetah 36XL family drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Cheetah 36XL Product Manual, Rev. E 1 1.0 Scope This manual describes Seagate Technology® LLC Cheetah 36XL™ disc drives. Cheetah 36XL drives support the Small Computer System Interface (SCSI) as described in the ANSI SCSIinterface specifications to the extent described in this manual. The SCSI Inter...

Cheetah 36XL Product Manual, Rev. E 3 2.0 Applicable standards and reference documentation The drive has been developed as a system peripheral to the highest standards of design and construction. Thedrive depends upon its host equipment to provide adequate power and environment in order to achieve o...

4 Cheetah 36XL Product Manual, Rev. E Australian C-Tick If this model has the C-Tick Marking it complies with the Australia/New Zealand Standard AS/NZS3548 1995and meets the Electromagnetic Compatibility (EMC) Framework requirements of Australia’s Spectrum Man-agement Agency (SMA). Korean MIC If thi...

Cheetah 36XL Product Manual, Rev. E 5 3.0 General description Cheetah 36XL drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood(PRML) read channel electronics, embedded servo technology, and a wide SCSI Ultra160 interface to providehigh performance, high capacity da...

6 Cheetah 36XL Product Manual, Rev. E An automatic shipping lock prevents potential damage to the heads and discs that results from movement dur-ing shipping and handling. The shipping lock automatically disengages when power is applied to the drive andthe head load process begins. Cheetah 36XL driv...

Cheetah 36XL Product Manual, Rev. E 7 3.1 Standard features The Cheetah 36XL family has the following standard features: • Integrated Ultra160 SCSI controller• Multimode SCSI drivers and receivers—single-ended (SE) and low voltage differential (LVD)• 16 bit I/O data bus• Asynchronous and synchronous...

Cheetah 36XL Product Manual, Rev. E 9 4.0 Performance characteristics 4.1 Internal drive characteristics (transparent to user) 4.2 SCSI performance characteristics (visible to user) The values given in Section 4.2.1 apply to all models of the Cheetah 36XL family unless otherwise specified.Refer to S...

Cheetah 36XL Product Manual, Rev. E 11 enabled and disabled independently via the Mode Select command. However, in actual operation the prefetchfeature overlaps cache operation somewhat as is noted in Section 4.5.1 and 4.5.2. All default cache and prefetch Mode parameter values (Mode Page 08h) for s...

12 Cheetah 36XL Product Manual, Rev. E RCD. When a write command is issued, if RCD=0, the cache is first checked to see if any logical blocks thatare to be written are already stored in the cache from a previous read or write command. If there are, therespective cache segments are cleared. The new d...

Cheetah 36XL Product Manual, Rev. E 15 5.0 Reliability specifications The following reliability specifications assume correct host/drive operational interface, including all interfacetimings, power supply voltages, environmental requirements and drive mounting constraints (see Section 8.4). Note. [1...

16 Cheetah 36XL Product Manual, Rev. E error (15h) is reported with a Medium error (3h) or Hardware error (4h) reported in the Sense Key. This is anunrecoverable seek error. Unrecoverable seek errors are classified as failures for MTBF calculations. Refer tothe SCSI Interface Product Manual, part nu...

Cheetah 36XL Product Manual, Rev. E 17 5.2.6 Hot plugging Cheetah 36XL disc drives The ANSI SPI-3 (T10/1302D) document defines the physical requirements for removal and insertion of SCSIdevices on the SCSI bus. Four cases are addressed. The cases are differentiated by the state of the SCSI buswhen t...

18 Cheetah 36XL Product Manual, Rev. E The process of measuring off-line attributes and saving data can be forced by the RTZ command. ForcingS.M.A.R.T. will reset the timer so that the next scheduled interrupt will be two hours. The drive can be interrogated by the host to determine the time remaini...

20 Cheetah 36XL Product Manual, Rev. E Short test (Function Code: 001b) The purpose of the short test is to provide a time-limited test that tests as much of the drive as possible within120 seconds. The short test does not scan the entire media surface, but does some fundamental tests andscans porti...

Cheetah 36XL Product Manual, Rev. E 21 Seagate repair centers may refuse receipt of components improperly packaged or obviously damaged in tran-sit. Contact your Authorized Seagate Distributor to purchase additional boxes. Seagate recommends shippingby an air-ride carrier experienced in handling com...

Cheetah 36XL Product Manual, Rev. E 23 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the Cheetah 36XLdrive. 6.1 AC power requirements None. 6.2 DC power requirements The voltage and current requirements for a singl...

24 Cheetah 36XL Product Manual, Rev. E 6.2.1 Conducted noise immunity Noise is specified as a periodic and random distribution of frequencies covering a band from DC to 10 MHz.Maximum allowed noise values given below are peak to peak measurements and apply at the drive power con-nector. 6.2.2 Power ...

Cheetah 36XL Product Manual, Rev. E 25 Figure 3. Typical ST336705 drive +12 V current profile Figure 4. Typical ST318405 drive +12 V current profile 0.0 2 4 6 8 10 12 14 16 0.0 0.5 1.0 1.5 2.0 2.5 3.0 A Seconds AC Envelope +12 Volt Current during spindle start – Typical Amperes Nominal (average) DC ...

26 Cheetah 36XL Product Manual, Rev. E Figure 5. Typical ST39205 drive +12 V current profile Figure 6. Typical ST336705 drive +5 V current profile 0.0 2 4 6 8 10 12 14 16 0.0 0.5 1.0 1.5 2.0 2.5 3.0 A Seconds AC Envelope +12 Volt Current during spindle start – Typical Amperes Nominal (average) DC cu...

28 Cheetah 36XL Product Manual, Rev. E 6.3 Power dissipation ST336705 For drives using single-ended interface circuits, typical power dissipation under idle conditions is 9.6 watts(32.8 BTUs per hour). For drives using low voltage differential interface circuits, typical power dissipation under idle...

Cheetah 36XL Product Manual, Rev. E 31 The maximum allowable HDA case temperature is 140°F (60°C). Operation of the drive at the maximumcase temperature is intended for short time periods only. Continuous operation at the elevated temperatureswill reduce product reliability. Figure 12. Location of H...

Cheetah 36XL Product Manual, Rev. E 33 Figure 13. Recommended mounting Z Y X Z Y X

34 Cheetah 36XL Product Manual, Rev. E 6.4.4.2 Vibration a. Operating—Normal The drive as installed for normal operation, shall comply with the complete specified performance whilesubjected to continuous vibration not exceeding 5-22Hz @ 0.045 inches (1.143 mm) displacement (peak to peak)22-300 Hz @ ...

Cheetah 36XL Product Manual, Rev. E 35 6.5 Mechanical specifications The following nominal dimensions are exclusive of the decorative front panel accessory. However, dimensionsof the front panel are shown in figure below. Refer to Figures 14 and 15 for detailed mounting configurationdimensions. See ...

36 Cheetah 36XL Product Manual, Rev. E Figure 15. LC mounting configuration dimensions A M C F [1] D E G Mounting holes are 6-32 UNC 2B, three on each side and four on the bottom. Max screw penetration into side of drive is 0.15 in. (3.81 mm). Max screw tightening torque is 6.0 in-lb (3.32 nm) with ...

Cheetah 36XL Product Manual, Rev. E 37 7.0 Defect and error management The drive, as delivered, complies with this specification. The read error rate and specified storage capacity arenot dependent upon use of defect management routines by the host (initiator). Defect and error management in the SCS...

38 Cheetah 36XL Product Manual, Rev. E [1] These values are subject to change. Setting these retry counts to a value below the default setting could result in an increased unrecoverederror rate which may exceed the value given in this product manual. A setting of zero (0) will result in thedrive not...

Cheetah 36XL Product Manual, Rev. E 39 8.0 Installation Note. These drives are designed to be used only on single-ended (SE) or low voltage differential (LVD) bus-ses. Do not install these drives on a high voltage differential (HVD) bus. The first thing to do when installing a drive is to set the dr...

40 Cheetah 36XL Product Manual, Rev. E Figure 16. J6 jumper header SCSI ID = 0 (default) Jumper Plug (enlarged toshow detail) J6 Drive Front Pin 1 Reserved A 2 A 1 A 0 [2] [1] Shipped with cover installed. Do not install jumpers; retain cover . 11 9 7 5 3 1 Drive Activity LED [4] [6] Dashed area is ...

Cheetah 36XL Product Manual, Rev. E 41 Figure 17. J5 jumper header (on LW model only) SCSI ID = 8 SCSI ID = 9 SCSI ID = 10 SCSI ID = 11 SCSI ID = 12 SCSI ID = 13 SCSI ID = 14 SCSI ID = 15 A 3 A 2 A 1 SCSI ID = 0 (default) SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI I...

42 Cheetah 36XL Product Manual, Rev. E Figure 18. J2 option select header 8.1.1 Notes for figures 16, 17, and 18. [1] Notes explaining the functions of the various jumpers on jumper header connectors J2, J5, and J6 aregiven here and in Section 8.1.2. The term “ default ” means as standard OEM units ...

Cheetah 36XL Product Manual, Rev. E 43 8.1.2 Function description J2jumperinstallation Jumper function description SE On Forces drive to use single-ended I/O drivers/receivers only. Off Drive can operate on the interface in low voltage differential mode or single-ended, depend-ing on the voltage sta...

Cheetah 36XL Product Manual, Rev. E 45 9.0 Interface requirements This section partially describes the interface requirements as implemented on the drives. 9.1 General description This section describes in essentially general terms the interface requirements supported by the Cheetah 36XL.No attempt ...

46 Cheetah 36XL Product Manual, Rev. E 9.3 SCSI interface commands supported Table 5 following lists the SCSI interface commands that are supported by the drive. Cheetah 36XL Familydrives can be changed back and forth between SCSI-1, SCSI-2, and SCSI-3 (Ultra160) modes using theChange Definition Com...

Cheetah 36XL Product Manual, Rev. E 49 Table 6 lists the Standard Inquiry command data that the drive should return to the initiator per the format givenin the SCSI Interface Product Manual, part number 75789509, Inquiry command section. [ ] 1 03 means SCSI-3 (Ultra160) implemented. [ ] 2 02 means r...

Cheetah 36XL Product Manual, Rev. E 51 Table 7: Mode sense data, ST336705 values [1] Though byte 12, bit 7 (A0) is shown as changeable, the FSW function governed by that bit is not imple-mented by this drive. [2] Page 0, Byte 2, Bit 7 is defined as the Performance Mode (PM) bit. When set to zero (Se...

Cheetah 36XL Product Manual, Rev. E 57 9.4 SCSI bus conditions and miscellaneous features supported Asynchronous SCSI bus conditions supported by the drive are listed below. These conditions cause the SCSIdevice to perform certain actions and can alter the SCSI bus phase sequence. Other miscellaneou...

58 Cheetah 36XL Product Manual, Rev. E 9.5 Synchronous data transfer 9.5.1 Synchronous data transfer periods supported Table 11 and Section 9.5.2 list Synchronous Data transfer periods supported by the drive. The data transferperiod to be used by the drive and the initiator is established by an exch...

Cheetah 36XL Product Manual, Rev. E 59 Figure 19. LW model drive physical interface (68-pin J1 SCSI I/O connector) Figure 20. LC model drive physical interface (80-pin J1 SCSI I/O connector) J5 Pin 1 68 Pin SCSI I/O Connector Pin 1P J1-DC Power J6 J1 Pin 1 J1-DC Power Pin 1P2P3P4P Power +12V+12V ret...

60 Cheetah 36XL Product Manual, Rev. E 9.6.2 SCSI interface physical description The drive models described by this product manual support the physical interface requirements of the Ultra160SCSI Parallel Interface-3 (SPI-3) standards as defined in American National Standard document X3T10/1302Drevis...

Cheetah 36XL Product Manual, Rev. E 61 To minimize discontinuances and signal reflections, cables of different impedances should not be used in thesame bus. Implementations may require trade-offs in shielding effectiveness, cable length, number of loadsand spacing, transfer rates, and cost to achiev...

62 Cheetah 36XL Product Manual, Rev. E Recommended mating 80-position PCBA mount connectors: Right-angle to PCBA connectors Seagate P/N: 77678559 Amp US P/N: 2-557101-1 Amp Japan P/N: 5-175474-9 For additional information call Amp FAX service at 1-800-522-6752. [1] Closed end type 68-pin connector u...

Cheetah 36XL Product Manual, Rev. E 63 Figure 22. Nonshielded 68 pin SCSI device connector used on LW drives .0787 (2.00) .519 (13.18) .315 (8.00) 3.650 (92.71) .840 ± .005 (21.34) .315 ± .010 (8.00) +.001–.002 dia .083(2.1)Trifurcated Pins(4 places) .085 (2.16) x 45 ° chamfer typ .20 (5.08) typ .60...

Cheetah 36XL Product Manual, Rev. E 69 Notes [ ] for tables 13 through 16. [1] See Section 9.6.4.1 for detailed electrical characteristics of these signals. [2] The conductor number refers to the conductor position when using 0.025-inch (0.635 mm) centerline flatribbon cable. Other cables types may ...

70 Cheetah 36XL Product Manual, Rev. E Output characteristics Each signal (V s ) driven by LVD interface drivers shall have the following output characteristics when measured at the disc drive connector: Steady state Low level output voltage* = –.95 V = < V s = < –1.55 V (signal negation/logic...

72 Cheetah 36XL Product Manual, Rev. E 9.10 Disc drive SCSI timing Table 18: Disc drive SCSI timing Description Waveformsymbol [1] Waveformtable [1] Typical timing Target Select Time (no Arbitration) T00 N/A <1 µ s Target Select Time (with Arbitration) T01 4.5-1,2 1.93 µ s Target Select to Comman...

Cheetah 36XL Product Manual, Rev. E 75 10.0 Seagate Technology support services Online Services Internet www.seagate.com for information about Seagate products and services. Worldwide suppor t is available 24 hours daily by e-mail for your disc or tape questions. Presales Support: Disc: www.seagate....

76 Cheetah 36XL Product Manual, Rev. E Customer Service (CSO) Warranty Service Seagate offers worldwide customer support for Seagate drives. Seagate direct OEM, Distribution and SystemIntegrator customers should contact their Seagate service center representative for warranty information.Other custo...

Cheetah 36XL Product Manual, Rev. E 77 Spain 900-98 31 24 Sweden 0 207 90 073 Switzerland 0 800-83 84 11 Turkey 00 800-31 92 91 40 United Kingdom 0 800-783 5177 Fax Services—All European Countries Presales/Technical Support/Warranty Service 31-20-653-3513 Africa/Middle East Support Services For pres...

Cheetah 36XL Product Manual, Rev. E 81 host system 39host system malfunction 15host/drive operational interface 15hot plug 7, 17humidity 30, 31 I I/O connector 60identified defect 37idle condition 28, 29, 30Input characteristics 70inquiry command 49inquiry vital product data 49installation 39install...

82 Cheetah 36XL Product Manual, Rev. E orientation 10, 31, 44out-of-plane deflection 44out-of-plane distortion 44Output characteristics 70 P package size 32package test specification 4packaged 32parity 43parity checking 43parity error 43partition or logical drive 39PCB 16, 42, 44PCBA 39, 44, 49, 58,...

Cheetah 36XL Product Manual, Rev. E 83 SCSI systems error management 38SCSI Ultra160 implementation 50SCSI Ultra160 interface 5SE 69Seagate support service 39sector 11sector interleave 9sector size 8sector sizes 10seek error 15seek positioning error 15segment 11segment number 11self-contained 11Self...