SEAGATE ST318438LW - Manuals

Barracuda 36ES2 Product Manual, Rev. B v Contents 1.0 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Applicable standards and reference documentation. . . . . . . . . . . . . . . . . . . ...

Barracuda 36ES2 Product Manual, Rev. B vii List of Figures Figure 1. Barracuda 36ES2 family drive (ST336938LW shown) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical ST336938/ST336918/ST318438/ST318418 drive +12 V current profile . . . . . . . . . . . . 22 Figure...

Barracuda 36ES2 Product Manual, Rev. B 1 1.0 Scope This manual describes Seagate Technology ® LLC Barracuda ® 36ES2 disc drives. Barracuda 36ES2 drives support the Small Computer System Interface (SCSI) as described in the ANSI SCSIinterface specifications to the extent described in this manual. The...

Barracuda 36ES2 Product Manual, Rev. B 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 achiev...

4 Barracuda 36ES2 Product Manual, Rev. B 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 ...

Barracuda 36ES2 Product Manual, Rev. B 5 3.0 General description Barracuda 36ES2 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 capac...

6 Barracuda 36ES2 Product Manual, Rev. B 3.1 Standard features The Barracuda 36ES2 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 on LW models. 8 bit I/O...

8 Barracuda 36ES2 Product Manual, Rev. B 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 Barracuda 36ES2 family unless otherwise speci-fied. Re...

10 Barracuda 36ES2 Product Manual, Rev. B 4.5 Cache operation In general, 2,048 Kbytes of the physical buffer space in the drive can be used as storage space for cache oper-ations. The buffer can be divided into logical segments (Mode Select Page 08h, byte 13) from which data isread and to which dat...

Barracuda 36ES2 Product Manual, Rev. B 11 that was written there at the beginning of the operation. However, the drive does not overwrite data that has notyet been written to the medium. If write caching is enabled (WCE=1), then the drive may return Good status on a write command after the datahas b...

Barracuda 36ES2 Product Manual, Rev. B 13 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 8.3). Note....

14 Barracuda 36ES2 Product Manual, Rev. B 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...

Barracuda 36ES2 Product Manual, Rev. B 15 5.2.6 Hot plugging Barracuda 36ES2 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 bus...

16 Barracuda 36ES2 Product Manual, Rev. B 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 rema...

18 Barracuda 36ES2 Product Manual, Rev. B 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 po...

Barracuda 36ES2 Product Manual, Rev. B 19 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 ...

Barracuda 36ES2 Product Manual, Rev. B 21 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the Barracuda 36ES2drive. 6.1 AC power requirements None. 6.2 DC power requirements The voltage and current requirements for a...

22 Barracuda 36ES2 Product Manual, Rev. B 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 Pow...

24 Barracuda 36ES2 Product Manual, Rev. B 6.3 Power dissipation ST336938/ST318438 The drives typical power dissipation under idle conditions is 8.0 watts (27.3 BTUs per hour). To obtain operating power for typical random read operations, refer to the following I/O rate curve (see Figure4). Locate th...

26 Barracuda 36ES2 Product Manual, Rev. B 6.4 Environmental limits Temperature and humidity values experienced by the drive must be such that condensation does not occur onany drive part. Altitude and atmospheric pressure specifications are referenced to a standard day at 58.7°F(14.8°C). Maximum wet...

Barracuda 36ES2 Product Manual, Rev. B 27 6.4.2 Relative humidity The values below assume that no condensation on the drive occurs. a. Operating 5% to 90% non-condensing relative humidity with a maximum gradient of 30% per hour. b. Non-operating 5% to 95% non-condensing relative humidity. 6.4.3 Effe...

28 Barracuda 36ES2 Product Manual, Rev. B Figure 7. Recommended mounting Z Y X Z Y X

Barracuda 36ES2 Product Manual, Rev. B 29 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 10-300 Hz @ 0.004 g2/Hz PSD Vibration may be applied in the X, Y, or ...

30 Barracuda 36ES2 Product Manual, Rev. B 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 8 and 9 for detailed mounting configurationdimensions. See...

Barracuda 36ES2 Product Manual, Rev. B 31 Figure 9. N mounting configuration dimensions F [1] D E P 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 minim...

Barracuda 36ES2 Product Manual, Rev. B 33 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 ...

34 Barracuda 36ES2 Product Manual, Rev. B [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 ...

Barracuda 36ES2 Product Manual, Rev. B 35 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...

36 Barracuda 36ES2 Product Manual, Rev. B Figure 10. J6 jumper header for LW models 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...

Barracuda 36ES2 Product Manual, Rev. B 37 Figure 11. J6 jumper header for N model A2 A1 A0 SCSI ID = 0 (default) Jumper Plug (enlarged toshow detail) J6 Drive Front SCSI ID = 1 SCSI ID = 2 SCSI ID = 3 SCSI ID = 4 SCSI ID = 5 SCSI ID = 6 SCSI ID = 7 L ED RES RES Reserved Pin 1 Shipped with cover inst...

38 Barracuda 36ES2 Product Manual, Rev. B Figure 12. J5 jumper header (on LW models 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 SC...

40 Barracuda 36ES2 Product Manual, Rev. B 8.1.1 Notes for Figures 14 through 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 are configured with a jumper on th...

Barracuda 36ES2 Product Manual, Rev. B 41 8.1.2 Function description [1] See Figure 13 for pins used for Termpower. [2] See Figure 14 for pins used for Termpower. J2jumperinstallation Jumper function description TE (Applies only to the N models) On With the jumper installed, the onboard (non-removab...

Barracuda 36ES2 Product Manual, Rev. B 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 Barracuda36ES2. No at...

46 Barracuda 36ES2 Product Manual, Rev. B Notes. [1] Extended messages (see the SCSI Interface Product Manual, part number 75789509). [2] Supports all options except qas_req and iu_req. 9.3 SCSI interface commands supported Table 5 following lists the SCSI interface commands that are supported by th...

Barracuda 36ES2 Product Manual, Rev. B 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 mean...

50 Barracuda 36ES2 Product Manual, Rev. B 9.3.1 Inquiry Vital Product data Instead of the standard Inquiry data shown in Table 6, the initiator can request several Vital Product Datapages by setting the Inquiry command EVPD bit to one. The SCSI Interface Product Manual, part number 75789509, lists t...

Barracuda 36ES2 Product Manual, Rev. B 51 [1] “N” models support Terminator Enable. Vital Product data pages C3h, D1h, and D2h are supported vendor-specific pages. Descriptions of their usageare not available at this time. Jumper settings page C2h 0 Peripheral qualifier/peripheral device type Y 1 Pa...

52 Barracuda 36ES2 Product Manual, Rev. B 9.3.2 Mode Sense data The Mode Sense command provides a means for the drive to report its operating parameters to the initiator.The drive maintains four sets of Mode parameters, Default values, Saved values, Current values and Change-able values. Default val...

Barracuda 36ES2 Product Manual, Rev. B 53 The following tables list the values of the data bytes returned by the drive in response to the Mode Sense com-mand pages for SCSI-2/SCSI-3 implementation (see the SCSI Interface Product Manual , part number 75789509). Definitions: DEF = Default value. Stand...

Barracuda 36ES2 Product Manual, Rev. B 55 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 miscellan...

Barracuda 36ES2 Product Manual, Rev. B 57 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 e...

Barracuda 36ES2 Product Manual, Rev. B 59 Figure 17. LW model drive physical interface (68-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+ 5V ret+ 5V J1 Pin 1 1P 2P 3P 4P J5 Pin 1 PCBA J2

60 Barracuda 36ES2 Product Manual, Rev. B 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 X3T10/1302Dre...

Barracuda 36ES2 Product Manual, Rev. B 61 9.6.4 Mating connectors Part numbers for the different type connectors that mate with the various Barracuda 36ES2 I/O connectors aregiven in the sections following. 9.6.4.1 Mating connectors for N model drives N model drives require a nonshielded cable with ...

Barracuda 36ES2 Product Manual, Rev. B 63 9.6.4.2 Mating connectors for LW model drives The nonshielded cable connector shall be a 68 conductor connector consisting of two rows of 34 male contactswith adjacent contacts 0.050 inch (1.27 mm) apart. Recommended mating flat cable connector part numbers ...

68 Barracuda 36ES2 Product Manual, Rev. B Notes [ ] for Tables 13 through 15. [1] See Section 9.6.4.2 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 m...

Barracuda 36ES2 Product Manual, Rev. B 69 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/lo...

70 Barracuda 36ES2 Product Manual, Rev. B 9.7.1.1 Single-ended drivers/receivers for N models For “N” models which use single-ended drivers and receivers, typical circuits are shown in Figure 24. Termina-tor circuits (see Note [1]) are to be enabled only when the disc drive is first or last in the d...

Barracuda 36ES2 Product Manual, Rev. B 71 A stub length of no more than 0.1 meter (0.33 ft) is allowed off the mainline interconnection with any connectedequipment. The stub length is measured from the transceiver to the connection to the mainline SCSI bus. Single-ended I/O cable pin assignments for...

Barracuda 36ES2 Product Manual, Rev. B 73 9.10 Disc drive SCSI timing Table 17: 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 Com...

Barracuda 36ES2 Product Manual, Rev. B 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.seaga...

76 Barracuda 36ES2 Product Manual, Rev. B 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 cu...

Barracuda 36ES2 Product Manual, Rev. B 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 p...

Barracuda 36ES2 Product Manual, Rev. B 79 Index Symbols +5 and +12 volt supplies 21 Numerics 50 pin I/O connector 6568 conductor connector 6368 pin connector 62, 64 A AC power 21access time 8accessories 7acoustics 29activity indicator 68activity LED 74actuator 6, 42actuator assembly 5address 10air c...

80 Barracuda 36ES2 Product Manual, Rev. B defect/error management 33delayed motor start option 21, 68delayed start 41depot repair 14depot repair philosophy 14diagnostics 22differentiating features 5DIFFSENS 41dimensions 30disable read ahead 11disc access 10disc drive termination 72 disc media 8disc ...

Barracuda 36ES2 Product Manual, Rev. B 83 SCSI Ultra160 interface 5SCSI-2/SCSI-3 53SE 68Seagate support service 35sector 10sector interleave 8sector size 7sector sizes 9seek error 13seek positioning error 13segment 10segment number 10self-contained 10Self-Monitoring Analysis and Reporting Technology...