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Product Manual - Hawk 2LP Family (Wide) SCSI-2 (Volume 1) Rev. A 23
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Figure 7.4.4-1. Recommended mounting

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Summary of Contents for ST31230DC

Page 1: ...HAWK 2LP Family Product Manual Volume 1 Wide bus ST32430W WD WC DC ST31230W WD WC DC...

Page 2: ......

Page 3: ...HAWK 2LP Family Product Manual Volume 1 ST31230W WD WC DC ST32430W WD WC DC Wide bus...

Page 4: ...Technology Inc HawkTM SeaFAXTM SeaFoneTM SeaTDDTM and SeaBOARDTM are trademarks of Seagate Technology Inc Other product names are registered trademarks or trademarks of their own Seagate reserves the...

Page 5: ...y Sheet Revision Date Writer Eng Sheets affected A ISSUE 2 15 95 D Ashby v through viii 1 through 69 Notice Product Manual 77767480 is Volume 1 of a two Volume document with the SCSI interface informa...

Page 6: ...ormat drive command execution time 9 5 2 3 Read data command execution time 9 5 2 4 Write data command execution time 9 5 3 Generalized performance characteristics 10 5 3 1 Notes for Sections 5 2 and...

Page 7: ...on 28 9 0 Defect and error management 29 9 1 Drive internal defects errors 29 9 2 SCSI systems error considerations 29 10 0 Option configuration headers 30 10 1 Drive ID Option select header 30 10 2 G...

Page 8: ...ls differential cable pin assignments Nonshielded connector 55 Table 11 6 3 1c WC models single ended 80 pin cable pin assignments Nonshielded connector 56 Table 11 6 3 1d DC differential models 80 pi...

Page 9: ...ith the ANSI SCSI 1 standard Details of the Hawk 2LP Family Wide drive SCSI implementation are provided in Section 11 of this Manual Vol 1 and in the SCSI Interface Product Manual P N 77738479 Vol 2 V...

Page 10: ...to Subpart J of Part 15 of the FCC Rules and Regulations nor the Radio Interference Regulations of the Canadian Department of Communications However the unit has been tested using proper shielding and...

Page 11: ...rough a nonreplaceable filter to maintain a contamination free head disc environment RefertoFigure3 0 1anexplodedviewofthedrive NEVERdisassembletheHead DiscAssembly HDA This exploded view is for infor...

Page 12: ...Manual Hawk 2LP Family Wide SCSI 2 Volume 1 Rev A _____________________________________________________________________________________ Figure 3 0 1 Hawk 2LP family Wide drive W WD Models PCB WC DC M...

Page 13: ...ive maintenance or adjustment required Dedicated head landing zone Automatic shipping lock Automatic Adaptive Thermal Compensation Patented Tri phase Servo with embedded Grey Code Track Address to gua...

Page 14: ...Spare cylinders are on the two inner tracks The standard OEM model is as follows Formatted Data Block Size Unformatted 512 Byte Sector ST32430W WD WC DC 2 14 GB 2 59 GB ST31230W WD WC DC 1 06 GB 1 28...

Page 15: ...tached to a bus that contains other devices and the new drive is not attached to the end of the bus the Terminator Enable jumper TE should be removed from the new drive Setallappropriateoptionjumpersf...

Page 16: ...ts sec variable with zone Disc Rotational Speed 5411 0 5 5411 0 5 r min Average Rotational Latency 5 54 5 54 ms Rounded off values 5 2 SCSI Seek Read and Write performance characteristics visible to u...

Page 17: ...Single Sector Read and Transfer of data to Host time from receipt of last byte of the CDB to the request for a status byte transfer to Host 7 1 Typical Zero Stroke Seek 7 42 ms 3 2 Typical Average See...

Page 18: ...sec Maximum Average 3 1 MBytes sec 2 4 MBytes sec The remainder of the specifications of section 5 3 apply to all Hawk 2LP models Sector Sizes 512 byte user data blocks default Variable 256 to 4096 by...

Page 19: ...1 minute after spin up and every 10 minutes thereafter During these timed calibrations the firmware alternates between the inner and outer diameter calibration tracks For example all heads are calibra...

Page 20: ...in the drive can be used as storage space for cache operations The buffer can be divided into logical segments Mode Select Page 08h byte 13 from which data is read and to which data is written The dri...

Page 21: ...2 Prefetch operation If the Prefetch feature is enabled data in contiguous logical blocks on the disc immediately beyond that which was requested by a Read command can be retrieved and stored in the...

Page 22: ...hing to do with whether or not read and write caching is enabled or disabled When a write command is issued the cache is first checked to see if any logical blocks that are to be written are already s...

Page 23: ...ined in this Manual see Section 7 2 b The drive has been formatted with the SCSI FORMAT commands c Errors caused by media defects or host system failures are excluded from error rate computations Refe...

Page 24: ...d with a Medium 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 calculations Ref section 5 1 1 2 of...

Page 25: ...he date of shipment to customer and continuing for a period of five years Seagate warrants that each product including components and subassemblies or spare part that fails to function properly under...

Page 26: ...wer up see Figure 7 2 2 1 3 This condition occurs when the Motor Start Option is enabled and the drive has not yet received a Start Motor command 4 See paragraph 7 2 1 Conducted Noise Immunity 5 Peaks...

Page 27: ...profile The current during the various times is as shown T Power is applied to the drive T1 Controller self tests are performed T2 Spindle begins to accelerate under current limiting after performing...

Page 28: ...are not exceeded Air flow may be needed to achieve these temperature values Operation at case temperatures above these values may adversely affect the drives ability to meet specifications The MTBF sp...

Page 29: ...ssume that no condensation on the drive occurs a Operating 8 to 80 relative humidity with a maximum gradient of 10 per hour b Non Operating 5 to 95 relative humidity S E A G A T E HDA PCB Model W Sing...

Page 30: ...ntation of the side nearest the LED may be up or down 7 4 4 1 Shock a Operating The drive as installed for normal operation shall operate error free while subjected to intermittent shock not exceeding...

Page 31: ...SCSI 2 Volume 1 Rev A 23 _____________________________________________________________________________________ Figure 7 4 4 1 Recommended mounting S E A G A T E S E A G A T E Z Y X Z Y X A B A1 B1 A B...

Page 32: ...integrated drives The drive shall not incur physical damage or degraded performance as a result of continuous vibration not exceeding 5 22 Hz 0 081 inches 2 05 mm displacement 22 400 Hz 2 00 g Vibrat...

Page 33: ...pin DC power connectors A F D E L 1 3 G 1 Mounting holes three on each side 6 32 UNC Max screw length into side of drive 0 15 in 3 81 mm Screw tightening torque 6 0 in lb 675 NM max with minimum threa...

Page 34: ...holes four on bottom 6 32 UNC Max screw length into bottom of drive 0 20 in 5 08 mm Screw tightening torque 6 0 in lb 675 NM max with minimum thread engage ment of 0 12 in 3 05 mm 3 Power and interfa...

Page 35: ...make sure adequate air circulation is present around the PCBs to meet the requirements of 7 4 1 Cables should be routed such that they do not block cooling air flow 7 6 3 Drive mounting When mounting...

Page 36: ...__________________________________ 8 0 Media characteristics 8 1 Media description The media used on the drive has a diameter of approximately 3 7 inches 95 mm The aluminum substrate iscoatedwithathin...

Page 37: ...ied to recover data from additional flaws if they occur DetailsoftheSCSI drivesupportedcommandsthatcanbeusedfordefectmanagement aredescribedinSCSI Interface Product Manual P N 77738479 Consultareadout...

Page 38: ...and WD drive ID and option select header Drive with HDA up PCB down viewed from front Pin 1 HDA J6 1 SCSI ID 0 default SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 Reserved J...

Page 39: ...3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 A0 J1 DC Power SCSI I O Connector J1 J1 Auxiliary Pin 1A Drive HDA rear view PCB facing downward 2 Pin 1 PCB Pin 12A 1P 2P 3P 4P 5V Ground 11 9 7 5 3 1 4 Host...

Page 40: ...CSI ID 9 SCSI ID 10 SCSI ID 11 SCSI ID 12 SCSI ID 13 SCSI ID 14 SCSI ID 15 Shipped with cover installed Do not install jumpers retain cover unless 20 pin plug is installed 11 9 7 5 3 1 Remote LED 4 Op...

Page 41: ...iliary see note 2 above 2 Use jumpers on J6 only to establish drive ID on the SCSI bus Do not use both J6 and J1 or J1 Auxiliary signals to establish the drive ID The drive activity LED signal in conn...

Page 42: ...ntire drive is write protected Off Drive is not write protected Default is no WP jumper installed PE On Parity checking and parity error reporting by the drive is enabled Default is PE jumper installe...

Page 43: ...only A3 A2 A1 A0 Drive ID on SCSI bus Either J6 or J1 Auxiliary optional may be used to select drive ID Bothshouldnotbeusedatthesametime becauseatsomefuturetimewhentheIDischanged the user could fail...

Page 44: ...ted by Hawk 2LP family drives Msg Supported by Code SCSI 1 SCSI 2 3 Message Name 01h 1 Y Y Extended Messages 06h Y Y Abort 0Dh Y Y Abort tag 0Ch Y Y Bus device reset 0Eh Y Y Clear queue 00h Y Y Comman...

Page 45: ...t unit 1 07h Y Y Reassign blocks 08h Y Y Read 0Ah Y Y Write 0Bh Y Y Seek 12h Y Y Inquiry Y Y Vital product data page Y Y Unit serial number page Y Y Implemented operating def page Y Y Firmware numbers...

Page 46: ...Ah Y Y Write extended 2Bh Y Y Seek extended 2Eh Y Y Write and verify 2Fh Y Y Verify 30h N N Search data high 31h N N Search data equal 32h N N Search data low 33h N N Set limits 34h N N Prefetch 35h Y...

Page 47: ...en these two configurations Default is 02 01 means response data is in SCSI 1 format and has compatibility with Common Command Set data 02 means response data is in SCSI 2 format some SCSI 3 features...

Page 48: ...ding bit a zero allows no change For example in Table 11 3 2 1 refer to Mode page 01 in the first row entitled CHG These are hex numbers representing the changeable values for Mode page 01 Note in col...

Page 49: ...10 08 Data 00 00 00 00 00 00 02 00 Mode MODE PAGE HEADERS AND PARAMETER DATA BYTES Page 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 DEF 01 81 06 00 28 30 00 00 FF CHG 01 0...

Page 50: ...0 00 00 FF CHG 01 00 00 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 05 00 05 00 00 00 0A 00 68 02 00 00 01 00 0A 00 15 40 00...

Page 51: ...00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 80 00 00 00 DEF 03 83 16 00 09 00 08 00 00 00 12 00 75 02 00 00 01 00 0C 00 19 40 00 00 00 CHG 03 00 00 FF FF FF FF 00 00 FF FF 00 00 00 00 00 00 00 00 00...

Page 52: ...00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 80 00 00 00 DEF 03 83 16 00 05 00 05 00 00 00 0A 00 68 02 00 00 01 00 0A 00 15 40 00 00 00 CHG 03 00 00 FF FF FF FF 00 00 FF FF 00 00 00 00 00 00 00 00 00...

Page 53: ...ct Y Y Asynchronous Data Transfer Y Y Synchronous Data Transfer N N Synchronized locked Spindle Operation Y Y Differential Interface Circuits available Y Y Segmented Caching N N Zero Latency Read Y Y...

Page 54: ...ACK offset Hawk 2LP Family Wide drives support a maximum value of 15 0Fh for REQ ACK offset 11 6 Physical interface Figure 11 6 1a shows the locations of the physical interface components for the W WD...

Page 55: ...ve physical interface 68 pin J1 SCSI I O connector Figure 11 6 1b Model WC DC drive physical interface 80 pin J1 SCSI I O and DC power connector J1 Auxiliary Pin 1A 68 Pin SCSI I O Connector Pin 1P J1...

Page 56: ...nator enable jumper TE on J2 select header W models or the external terminators WD DC and WC models not the terminator power source selector jumper TP Figure 10 1 1 WC and DC model drives plug into PC...

Page 57: ...le shall be used with connector listed in 11 6 3 1 A minimum conductor size of 28 AWG should be used to minimize noise effects Suggested nonshielded flat cable part numbers are Flat cable 35M 3365 68...

Page 58: ...length of the DC power carrying conductors could not be controlled and therefore could become too long for safe power transmission to the drive Daisy chain 80 conductor cables should especially not b...

Page 59: ...onnector W WD models Position 1 Position 1 Position 1 0787 2 00 3 650 92 71 834 010 21 18 315 010 8 00 001 002 dia 083 2 1 Trifurcated Pins 4 places 065 1 65 x 45 chamfer typ 20 5 08 typ 60 15 24 42 1...

Page 60: ...s 1 52 060 1 32 052 097 0 10 038 004 2 70 106 Section X X 7 00 276 12 70 500 2 15 0 10 2 places 57 87 2 278 Y 0 15 M Y M 0 15 M Y M 0 0 15 000 006 62 15 2 447 0 15 005 Housing X X Contact 0 3 012 M Y...

Page 61: ...aragraph 11 6 2 2 including host adapter initiator Closed end type connector used Open end type in line application connector used Host need not be on the end of the daisy chain Another device can be...

Page 62: ...GND 3 5 6 37 DB14 GND 4 7 8 38 DB15 GND 5 9 10 39 DBP1 GND 6 11 12 40 DB0 GND 7 13 14 41 DB1 GND 8 15 16 42 DB2 GND 9 17 18 43 DB3 GND 10 19 20 44 DB4 GND 11 21 22 45 DB5 GND 12 23 24 46 DB6 GND 13 2...

Page 63: ...14 3 5 6 37 DB14 DB15 4 7 8 38 DB15 DBP1 5 9 10 39 DBP1 GND 6 11 12 40 GND DB0 7 13 14 41 DB0 DB1 8 15 16 42 DB1 DB2 9 17 18 43 DB2 DB3 10 19 20 44 DB3 DB4 11 21 22 45 DB4 DB5 12 23 24 46 DB5 DB6 13 2...

Page 64: ...17 18 49 GND DB8 10 19 20 50 GND I O 11 21 22 51 GND REQ 12 23 24 52 GND C D 13 25 26 53 GND SEL 14 27 28 54 GND MSG 15 29 30 55 GND RST 16 31 32 56 GND ACK 17 33 34 57 GND BSY 18 35 36 58 GND ATN 19...

Page 65: ...18 49 DB9 DB8 10 19 20 50 DB8 I O 11 21 22 51 I O REQ 12 23 24 52 REQ C D 13 25 26 53 C D SEL 14 27 28 54 SEL MSG 15 29 30 55 MSG RST 16 31 32 56 RST ACK 17 33 34 57 ACK BSY 18 35 36 58 BSY ATN 19 37...

Page 66: ...ters 4 Front panel LED signal indicates drive activity for host front panel hard drive activity indicator 5 Asserted by host to enable Motor Start option enables starting motor via SCSI bus command 6...

Page 67: ...igure 11 6 4 1 Terminator circuits Note 1 are to be enabled model W only when the disc drive is first or last in the daisy chain FortheWCmodels thehostequipmentmustprovidearrangementsforterminatorswhe...

Page 68: ...rential interface drives shall have the following output characteristics when measured at the disc drive SCSI connector Low level output voltage 2 0 V maximum at Low level output current 55 milliamps...

Page 69: ...cting terminator power to the terminators must be made by the systems designer As a help drive 5 V power is made available on SCSI bus pin 26 W and WD models for powering external terminators if the d...

Page 70: ...at can be disabled by removal of the enable jumper TE see Figure 10 1 1 Note ACTIVE TERMINATORS ARE HIGHLY RECOMMENDED FOR USE IN THE Daisy chain AS DESCRIBED ABOVE ACTIVE AND PASSIVE TERMINATORS SHOU...

Page 71: ...nt Disconnect MSG to Bus Free T10 4 5 6 14 0 52 s Disconnect to Arbitration for Reselect T11 4 5 6 Command Dependent This measures disconnected CMD overhead Target win Arbitration for Reselect T12 4 5...

Page 72: ...ata In Byte Transfer media 2 T28 4 5 12 0 05 s Data Out Byte Transfer media 2 T29 4 5 13 0 05 s Next Data In Byte access media 2 T30 4 5 12 0 10 s Next Data Out Byte access media 2 T31 4 5 13 0 10 s M...

Page 73: ...is normally shipped in bulk packaging to provide maximum protection against transit damage Units shipped individually require additional protection as provided by the single unit shipping pack Users p...

Page 74: ..._______________ 13 0 Accessories All accessories are designed for implementation by the customer 13 1 Front panel kit Same as 12 1 but includes all mounting hardware to support field installation 13 2...

Page 75: ...iononselectedSeagateproductswhileyou are on hold Technical support specialists are available to answer questions from 8 00 AM to 5 00 PM PST Monday through Friday Recordings are accessible 24 hours a...

Page 76: ...SCSI 2 2537 HAWK 1LP Family ST31200 ST31200N ND NC 77767452 I SCSI 2 1258 8 ST3620N NC 77767452 I SCSI 2 651 8 ST31200 Wide ST31200W WD WC 77767461 I SCSI 2 1258 8 ST3620W 77767461 I SCSI 2 HAWK 2LP...

Page 77: ...WREN 5 ST4442E 77765300 ESDI 442 15 Hd 1412 Cyl Family ST4383E 77765300 ESDI 383 13 Hd 1412 Cyl ST4384E 77765300 ESDI 383 15 Hd 1224 Cyl ST4702N 77765336 SCSI 702 ST4385ND 702ND 77765366 SCSI 385 702...

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Page 80: ...Publication Number 77767480 Rev A 2 95 Printed in USA Seagate Technology Inc 920 Disc Drive Scotts Valley California 95066 4544 USA...

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