Seagate ST336732LC Product Manual

[Page 1] Seagate ST336732LC

. ................................................ Cheetah X15 36LP Disc Drive: . ................................................ ST336752LW/LC, ST336732LW/LC . ................................................ ST318452LW/LC, ST318432LW/LC . ....

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. ................................................ Cheetah X15 36LP Disc Drive: . ................................................ ST336752LW/LC, ST336732LW/LC . ................................................ ST318452LW/LC, ST318432LW/LC . ....

[Page 4] Seagate ST336732LC

©2001, 2002 Seagate Technology LLC All rights reserved Publication number: 100139872, Rev. D June 2002 Seagate, Seagate Technology, and the Seagate logo are registered trademarks of Seagate Technology LLC. Cheetah, SeaFAX, SeaFONE, SeaBOARD, and Sea...

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Revision status summary sheet Notice. Product Manual 100139872 is Volume 1 of a two volume document with the SCSI Interface information in the Volume 2 SCSI Interface Product Manual, part number 75789509. If you need the SCSI Interface info...

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Cheetah X15 36LP Product Manual, Rev. D 5 Contents 1.0 Scope..........................................................................1 2.0 Applicablestandardsandreferencedocumentation....................................3 2.1 Standards . . . . . . . ...

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6 Cheetah X15 36LP Product Manual, Rev. D 6.4 Environmental limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 6.4.1 Temperature . . . . . . . . . . . . . . . . . . . . . . . . ....

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Cheetah X15 36LP Product Manual, Rev. D 7 List of Figures Figure 1. Cheetah X15 36LP family drive (ST336752LC shown) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical ST336752 and ST336732 drive +12 V current profile . ....

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Cheetah X15 36LP Product Manual, Rev. D 1 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® X15 36LP disc drives. Cheetah X15 36LP drives support the small computer system interface (SCSI) as described in the ANSI SCSI SPI-4 interfa...

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2 Cheetah X15 36LP Product Manual, Rev. D ...

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Cheetah X15 36LP Product Manual, Rev. D 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. The drive depends upon its host equipment to provi...

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4 Cheetah X15 36LP Product Manual, Rev. D Australian C-Tick If this model has the C-Tick Marking it complies with the Australia/New Zealand Standard AS/NZS3548 1995 and meets the Electromagnetic Compatibility (EMC) Framework requirements of Australia...

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Cheetah X15 36LP Product Manual, Rev. D 5 3.0 General description Cheetah X15 36LP drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a wide Ultra160 ...

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6 Cheetah X15 36LP Product Manual, Rev. D Cheetah X15 36LP drives decode track 0 location data from the servo data embedded on each surface to elim- inate mechanical transducer adjustments and related reliability concerns. A high-performance actuator...

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Cheetah X15 36LP Product Manual, Rev. D 7 • Incorporates industry-standard Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) • 5-year warranty 3.5 Unformatted and formatted capacities Formatted capacity depends on the number of spar...

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8 Cheetah X15 36LP Product Manual, Rev. D 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 Che...

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Cheetah X15 36LP Product Manual, Rev. D 9 Sector Sizes: Default 512 byte user data blocks Variable 512 to 704 bytes per sector in even number of bytes per sector. If n (number of bytes per sector) is odd, then n-1 will be used. Notes for Section 4.2....

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10 Cheetah X15 36LP Product Manual, Rev. D requested by the host with a Read command is retrieved from the buffer (if it is there), before any disc access is initiated. If cache operation is not enabled, the buffer (still segmented with required numb...

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Cheetah X15 36LP Product Manual, Rev. D 11 The Synchronize Cache command may be used to force the drive to write all cached write data to the medium. Upon completion of a Synchronize Cache command, all data received from previous write commands will ...

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12 Cheetah X15 36LP Product Manual, Rev. D ...

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Cheetah X15 36LP Product Manual, Rev. D 13 5.0 Reliability specifications The following reliability specifications assume correct host/drive operational interface, including all interface timings, power supply voltages, environmental requirements and...

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14 Cheetah X15 36LP Product Manual, Rev. D error (15h) is reported with a Medium error (3h) or Hardware error (4h) reported in the Sense Key. This is an unrecoverable seek error. Unrecoverable seek errors are classified as failures for MTBF calculati...

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Cheetah X15 36LP Product Manual, Rev. D 15 5.2.6 Hot plugging Cheetah X15 36LP disc drives The SPI-4 standard defines the physical requirements for removal and insertion of SCSI devices on the SCSI bus. Four cases are addressed. The cases are differe...

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16 Cheetah X15 36LP Product Manual, Rev. D The process of measuring off-line attributes and saving data can be forced by the Rezero Unit command. Forc- ing S.M.A.R.T. will reset the timer so that the next scheduled interrupt will be two hours. The dr...

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Cheetah X15 36LP Product Manual, Rev. D 17 A temperature sensor monitors the drive temperature and issues a warning over the interface when the tem- perature exceeds a set threshold. The temperature is measured at power-up and then at ten-minute inte...

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18 Cheetah X15 36LP Product Manual, Rev. D 5.2.9.2 Implementation This section provides all of the information necessary to implement the DST function on this drive. 5.2.9.2.1 State of the drive prior to testing The drive must be in a ready state bef...

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Cheetah X15 36LP Product Manual, Rev. D 19 parameter blocks in the log page. If there are more than 20 parameter blocks, the least recent parameter block will be deleted. The new parameter block will be initialized as follows: 1. The Function Code fi...

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20 Cheetah X15 36LP Product Manual, Rev. D ...

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Cheetah X15 36LP Product Manual, Rev. D 21 6.0 Physical/electrical specifications This section provides information relating to the physical and electrical characteristics of the Cheetah X15 36LP drive. 6.1 AC power requirements None. 6.2 DC power re...

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22 Cheetah X15 36LP Product Manual, Rev. D 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 measurement...

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Cheetah X15 36LP Product Manual, Rev. D 23 Figure 3. Typical ST336752 and ST336732 drive +5 V current profile Figure 4. Typical ST318452 and ST318432 drive +12 V current profile 0.0 0.5 1.0 Amps Seconds T2 T4T1T0 T3 T5 Nominal (average)...

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24 Cheetah X15 36LP Product Manual, Rev. D Figure 5. Typical ST318452 and ST318432 drive +5 V current profile 0.0 4 8 12 16 0.0 0.5 1.0 A Seconds T2 T4T1T0 T3 T5 Nominal (average) DC curve AC Envelope +5 Volt Current during spindle start — T...

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Cheetah X15 36LP Product Manual, Rev. D 25 6.3 Power dissipation ST336752 and ST336732 For drives using single-ended interface circuits, typical power dissipation under idle conditions is 12.1 watts (41.3 BTUs per hour). For drives using low voltage ...

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26 Cheetah X15 36LP Product Manual, Rev. D ST318452 and ST318432 For drives using single-ended interface circuits, typical power dissipation under idle conditions is 10.0 watts (34.15 BTUs per hour). For drives using low voltage differential interfac...

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Cheetah X15 36LP Product Manual, Rev. D 27 6.4 Environmental limits Temperature and humidity values experienced by the drive must be such that condensation does not occur on any drive part. Altitude and atmospheric pressure specifications are referen...

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28 Cheetah X15 36LP Product Manual, Rev. D b. Non-operating –1,000 to +40,000 feet (–305 to +12,210 meters) 6.4.4 Shock and vibration Shock and vibration limits specified in this document are measured directly on the drive chassis. If the drive i...

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Cheetah X15 36LP Product Manual, Rev. D 29 Figure 11. Recommended mounting Z Y X Z Y X ...

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30 Cheetah X15 36LP Product Manual, Rev. D 6.4.4.2 Vibration a. Operating - normal The drive as installed for normal operation, shall comply with the complete specified performance while subjected to continuous vibration not exceeding 5-500 Hz @ 0.5 ...

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Cheetah X15 36LP Product Manual, Rev. D 31 6.5 Mechanical specifications The following nominal dimensions are exclusive of the decorative front panel accessory. However, dimensions of the front panel are shown in figure below. Refer to Figures 12 and...

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32 Cheetah X15 36LP Product Manual, Rev. D Figure 13. LC mounting configuration dimensions J H L B A S K [1] M C R 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 driv...

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Cheetah X15 36LP Product Manual, Rev. D 33 7.0 Defect and error management The drive, as delivered, complies with this specification. The read error rate and specified storage capacity are not dependent upon use of defect management routines by the h...

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34 Cheetah X15 36LP Product Manual, Rev. D [1] These values are subject to change. Setting these retry counts to a value below the default setting could result in an increased unrecovered error rate which may exceed the value given in this product ma...

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Cheetah X15 36LP Product Manual, Rev. D 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 fir...

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36 Cheetah X15 36LP Product Manual, Rev. D Figure 14. J6 jumper header SCSI ID = 0 (default) Jumper Plug (enlarged to show detail) J6 Drive Front Pin 1 Reserved A 2 A 1 A 0 [2] [1] [5] Shipped with cover installed. Do not install jumpers; retai...

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Cheetah X15 36LP Product Manual, Rev. D 37 Figure 15. 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 ...

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38 Cheetah X15 36LP Product Manual, Rev. D Figure 16. J2 option select header (on LW models only) 8.1.1 Notes for Figures 14, 15, and 16. [1] Notes explaining the functions of the various jumpers on jumper header connectors J2, J5, and J6 are p...

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Cheetah X15 36LP Product Manual, Rev. D 39 8.1.2 Function description J2 jumper installation 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 differen...

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40 Cheetah X15 36LP Product Manual, Rev. D 8.2 Drive orientation The balanced rotary arm actuator design of the drive allows it to be mounted in any orientation. All drive perfor- mance characterization, however, has been done with the drive in horiz...

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Cheetah X15 36LP Product Manual, Rev. D 41 8.4 Drive mounting When mounting the drive using the bottom holes (x-y plane in Figure 11) care must be taken to ensure that the drive is not physically distorted due to a stiff non-flat mounting surface. ...

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42 Cheetah X15 36LP Product Manual, Rev. D ...

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Cheetah X15 36LP Product Manual, Rev. D 43 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 ...

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44 Cheetah X15 36LP Product Manual, Rev. D Notes. [1] Extended messages (see the SCSI Interface Product Manual). [2] Supports all options except qas_req and iu_req. 9.3 SCSI interface commands supported Table 6 following lists the SCSI interface comm...

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Cheetah X15 36LP Product Manual, Rev. D 45 Read Error Counter page (03h) Y Y Read Reverse Error Counter page (04h) N N Self-test Results page (10h) Y Y Start-stop Cycle Counter page (0Eh) Y Y Temperature page (0Dh) Y Y Verify Error Counter page (05...

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46 Cheetah X15 36LP Product Manual, Rev. D [1] The drive can format to any even number of bytes per sector from 512 to 704. [2] Tables 8 show how individual bits are set and which are changeable by the host. [3] WARNING: A power loss during flash pro...

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Cheetah X15 36LP Product Manual, Rev. D 47 Table 7 lists the Standard Inquiry command data that the drive should return to the initiator per the format given in the SCSI Interface Product Manual, part number 75789509, Inquiry command section. [] 1 03...

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48 Cheetah X15 36LP Product Manual, Rev. D 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...

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Cheetah X15 36LP Product Manual, Rev. D 49 Tables 8 and 9 list the values of the data bytes returned by ST336752 and ST318452 model drives in response to the Mode Sense command pages for SCSI Ultra160 implementation (see the SCSI Interface Manual). D...

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50 Cheetah X15 36LP Product Manual, Rev. D Table 9: ST318452 Mode sense data [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. Bytes 00010203040506070809101112 13141516171...

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Cheetah X15 36LP Product Manual, Rev. D 51 Tables 10 and 11 list the values of the data bytes returned by ST336732 and ST318432 model drives in response to the Mode Sense command pages for SCSI Ultra320 implementation (see the SCSI Interface Manual)....

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52 Cheetah X15 36LP Product Manual, Rev. D Table 11: ST318432 Mode sense data [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. Bytes 00010203040506070809101112 1314151617...

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Cheetah X15 36LP Product Manual, Rev. D 53 9.4 SCSI bus conditions and miscellaneous features supported Asynchronous SCSI bus conditions supported by the drive are listed below. These conditions cause the SCSI device to perform certain actions and ca...

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54 Cheetah X15 36LP Product Manual, Rev. D 9.5 Synchronous data transfer 9.5.1 Synchronous data transfer periods supported The data transfer period to be used by the drive and the initiator is established by an exchange of messages during the Message...

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Cheetah X15 36LP Product Manual, Rev. D 55 9.6.1 DC cable and connector ST336752LW and ST318452LW drives receive DC power through a 4 pin connector (see Figure 20 for pin assignment) mounted at the rear of the main PCBA. Recommended part numbers of t...

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56 Cheetah X15 36LP Product Manual, Rev. D Figure 18. LW model drive physical interface (68-pin J1 SCSI I/O connector) Figure 19. LC model drive physical interface (80-pin J1 SCSI I/O connector) J5 Pin 1A 68 Pin SCSI I/O Connector Pin 1P ...

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Cheetah X15 36LP Product Manual, Rev. D 57 9.6.2 SCSI interface physical description The drives documented in this manual support single-ended and low voltage differential physical interconnects (hereafter referred to as SE and LVD, respectively) as ...

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58 Cheetah X15 36LP Product Manual, Rev. D Table 15: Interface transfer rates supported 9.6.3 SCSI interface cable requirements The characteristics of cables used to connect parallel interface drives are discussed in the ANSI standards ref- erenced i...

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Cheetah X15 36LP Product Manual, Rev. D 59 9.6.4 Mating connectors Part numbers for the different type connectors that mate with the various Cheetah X15 36LP I/O connectors are given in the sections following. 9.6.4.1 Mating connectors for LW model d...

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60 Cheetah X15 36LP Product Manual, Rev. D 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 a...

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Cheetah X15 36LP Product Manual, Rev. D 61 Figure 21. 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) Trifurc...

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62 Cheetah X15 36LP Product Manual, Rev. D Figure 22. Nonshielded 80 pin SCSI “SCA-2” connector, used on LC drives 7.00 (.276) 12.70 (.500) 2.15–0.10 2 places 57.87 (2.278) —Y— 0.15 MYM 0.15 MYM 0 —0.15 + .000 — .006 [ [ 62.15...

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Cheetah X15 36LP Product Manual, Rev. D 63 Table 16: LW 68-conductor single-ended (SE) P cable signal/pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. Notes [ ]: See page following Table 19. Signal...

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64 Cheetah X15 36LP Product Manual, Rev. D Table 17: LW 68-conductor LVD P cable signal/pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. Notes [ ]: See page following Table 19. Signal name [1] Co...

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Cheetah X15 36LP Product Manual, Rev. D 65 Table 18: LC 80-pin single-ended (SE) I/O connector pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. Notes [ ]: See page following Table 19. Signal name [...

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66 Cheetah X15 36LP Product Manual, Rev. D Table 19: LC 80-pin single-ended (LVD) I/O connector pin assignments [11] Note. A minus sign preceding a signal name indicates that signal is active low. Notes [ ]: See page following this table. Signal nam...

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Cheetah X15 36LP Product Manual, Rev. D 67 Notes [ ] for Tables 16 through 19. [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...

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68 Cheetah X15 36LP Product Manual, Rev. D Steady state Low level input differential voltage = 0.030 V = < V IN = < 3.6 V (signal negation/logic 0) Steady state High level input differential voltage* = –3.6 V = < V s = < –0.030 ...

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Cheetah X15 36LP Product Manual, Rev. D 69 The maximum SCSI bus length between the terminators for a SCSI LVD multidrop system (up to 16 total SCSI devices) is 12 meters (39.37 feet). However, implementation of this 12-meter total length is dependent...

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70 Cheetah X15 36LP Product Manual, Rev. D 9.8 Terminator requirements Caution: These drives do not have onboard internal terminators. The user, systems integrator or host equip- ment manufacturer must provide a terminator arrangement external to the...

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Cheetah X15 36LP Product Manual, Rev. D 71 9.10 Disc drive SCSI timing Table23: DiscdriveSCSItiming These values are not current Cheetah X15 36LP values, but are listed for information only. Description Waveform symbol [1] Waveform table [1] Typical ...

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72 Cheetah X15 36LP Product Manual, Rev. D Notes. [1] See the Timing examples section of the SCSI Interface Product Manual. [2] Maximum SCSI asynchronous interface transfer rate is given in Section 4.2.3 of this manual. [3] Synchronous Transfer Perio...

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Cheetah X15 36LP Product Manual, Rev. D 73 10.0 Seagate Technology support services Online Services Internet www.seagate.com for information about Seagate products and services. Worldwide support is available 24 hours daily by e-mail for your disc or...

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74 Cheetah X15 36LP Product Manual, Rev. D Customer Service (CSO) Warranty Service Seagate offers worldwide customer support for Seagate drives. Seagate direct OEM, Distribution and System Integrator customers should contact their Seagate service cen...

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Cheetah X15 36LP Product Manual, Rev. D 75 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-...

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76 Cheetah X15 36LP Product Manual, Rev. D ...

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Cheetah X15 36LP Product Manual, Rev. D 77 Index Symbols +5 and +12 volt supplies 21 Numerics 68 conductor connector 59 68-pin connector 60 80 conductor connector 59 80 conductor interface 59 80 pin connector option 58 80 pin I/O conn...

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78 Cheetah X15 36LP Product Manual, Rev. D DC power requirements 21 DC power source 59 dedicated landing zone 5 default 38, 39 default mode parameter 35 default value 48, 49, 51 defect/error management 33 delayed motor start...

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Cheetah X15 36LP Product Manual, Rev. D 79 DC power 59 host I/O signal 35 host system 35 host system malfunction 13 host/drive operational interface 13 hot plug 6, 15 humidity 27 I I/O connector 57 identified defect 33 idle...

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80 Cheetah X15 36LP Product Manual, Rev. D P package size 28 package test specification 4 packaged 28 partition or logical drive 35 PCB 14, 38 PCBA 35, 41, 48, 55, 57, 60 PCBA circuit run 57 peak bits/inch 8 peak st...

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Cheetah X15 36LP Product Manual, Rev. D 81 segment 9, 10 self-contained 10 Self-Monitoring Analysis and Reporting Technology. See S.M.A.R.T. SE-LVD alternative 68 sense key 14 sequential read operations 11 service life 13, 14 phi...

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Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100139872, Rev. D, Printed in USA ...