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Seagate Hawk 1 ST11200N, Product Manual

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Product Manual - Hawk 1 Family SCSI-2 (Volume 1), Rev. D
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Hawk 1 Family
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ST11200N/ND/NC
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ST1980N/ND/NC
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ST1830N, ST1950N
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Product Manual
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Summary of Contents for Hawk 1 ST11200N

Page 1: ...uct Manual Hawk 1 Family SCSI 2 Volume 1 Rev D _____________________________________________________________________________________ Hawk 1 Family ST11200N ND NC ST1980N ND NC ST1830N ST1950N Product Manual ...

Page 2: ...Product Manual Hawk 1 Family SCSI 2 Volume 1 Rev D ______________________________________________________________________________________ ...

Page 3: ...uct Manual Hawk 1 Family SCSI 2 Volume 1 Rev D _____________________________________________________________________________________ Hawk 1 Family ST11200N ND NC ST1980N ND NC ST1830N ST1950N Product Manual ...

Page 4: ... Seagate Technology Wren and the Seagate logo are registered trademarks of Seagate Technology Inc SeaFAXTM SeaFoneTM SeaTDDTM and SeaBOARDTM are trademarks of SeagateTechnol ogy Inc Other product names are registered trademarks or trademarks of their owners Seagate reserves the right to change without notice product offerings or specifications No part of this publication may be reproduced in any f...

Page 5: ...ough 70 B Douglas Technical changes on pages 17 thru 20 38 39 41 thru 43 and 68 C PLD 83504 93 Oct 04 D Ashby v thru vii 1 thru 73 D PLD 83684 94 Jun 13 D Ashby v thru viii 1 thru 73 technical changes on pages 3 8 14 27 49 57 59 Notice Product Manual 77738476 is Volume 1 of a two Volume document with the SCSI interface informa tion in the Volume 2 SCSI Interface Product Manual P N 77738479 If the ...

Page 6: ...rmat drive command execution time 10 5 2 3 Read data command execution time 10 5 2 4 Write data command execution time 10 5 3 Generalized performance characteristics 10 5 4 Start stop time 13 5 5 Prefetch multi segmented cache control 13 5 5 1 Cache operation 13 5 5 2 Prefetch operation 14 5 6 Caching write data 15 5 7 Synchronized spindle operation 15 6 0 Reliability specifications 19 6 1 Error r...

Page 7: ...agement 34 9 1 Drive internal defects errors 34 9 2 SCSI systems error considerations 34 10 0 Option configuration headers 35 10 1 Drive ID option select header 35 10 2 Synchronized spindles interface 39 10 2 1 electrical description 39 10 3 Grounding 40 11 0 Interface requirement 41 11 1 General description 41 11 2 SCSI interface messages supported 41 11 3 SCSI interface commands supported 42 11 ...

Page 8: ...___________________________________________________ 12 0 Options 69 12 1 Front panel 69 12 2 Single unit shipping pack 69 12 3 Drive termination 69 13 0 Accessories 70 13 1 Front panel kit 70 13 2 Installation manual 70 14 0 Technical support services 71 Seagate Peripheral Family 72 viii ...

Page 9: ...I 2 standard The Hawk 1 Family also provides Level 2 conformance highest level with the ANSI SCSI 1 standard Details of the Hawk 1 Family drive SCSI implementation are provided in Section 11 of this speci fication Vol 1 and in the SCSI 2 Interface Product Manual P N 77738479 Vol 2 Ver 2 The Hawk 1 family of drives consists of the ST11200N ND NC ST1980N ND NC ST1950N and ST1830N drives The Hawk 1 F...

Page 10: ...s such the Hawk 1 family drives are supplied as a sub assembly and is not subject 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 grounding and found to be compliant with Class A limits of the FCC Rules and the Regulations of The Canadian Departme...

Page 11: ...t Manual SCSI 2 Interface Seagate P N 77738479 ANSI Small Computer System Interface SCSI Document Number ANSI3 131 1986 X3T9 84 40 Rev 1B X3T9 2 82 2 Rev 17B and X3T9 2 86 109 Revision 10C SCSI 2 Package Test Specification Seagate P N 30190 001 under 100 lb Package Test Specification Seagate P N 30191 001 over 100 lb In case of conflict between this document and any referenced document this docume...

Page 12: ...irculates within the HDA through a nonreplaceable filter to maintain a contamination free head disc environment Refer to Figure 3 0 1 for an exploded view of the drive NEVER disassemble the Head Disc Assembly HDA This exploded view is for information only Do not attempt to service items in the sealed environmen tal enclosure heads media actuator etc as this requires special facilities The drive co...

Page 13: ...Product Manual Hawk 1 Family SCSI 2 Volume 1 Rev D _____________________________________________________________________________________ 5 Figure 3 0 1 Hawk 1 family drive N ND Family PCB NC Family PCB ...

Page 14: ... head landing zone Automatic shipping lock Automatic Thermal Compensation Patented Tri Phase Servo with embedded Grey Code track address to guarantee servo positioning Self diagnostics performed at power on 1 1 Interleave Zoned Bit Recording ZBR Vertical horizontal or top down mounting Dynamic spindle brake Active termination with removable terminator modules Synchronous spindle capability 256 K b...

Page 15: ...depends on spare reallocation scheme selected See Mode Select Command and Format Command in the SCSI Interface Product Manual P N 77738479 Spare cylinders are on the inner tracks The standard OEM model is as follows Formatted Data Block Size Unformatted 512 Byte Sector ST11200N ND NC 1054 MB 1248 MB ST1980N ND 860 MB 1021 MB ST1950N 803 MB 953 MB ST1830N 702 MB 834 MB Twelve spare sectors per cyli...

Page 16: ...ve for ST11200ND family models These external terminators must be provided by the user systems integrator or host equipment manufacturer If the drive is attached to a bus that contains other devices and the new drive is not attached to the end of the bus the terminators should be removed from the new drive Set all appropriate option jumpers for desired operation prior to power on If jumpers are ch...

Page 17: ...ad and Write performance characteristics 8 Refer to Section 11 7 and to the SCSI 2 Interface Product Manual 77738479 for additional timing details 5 2 1 Seek time Drive Level ST11200 ST1980 ST1950 ST1830 Read Write Read Write Read Write Read Write ms ms ms ms Average Typical 3 10 5 11 2 9 9 10 6 TBD TBD TBD TBD Max 2 12 0 13 0 11 4 12 4 TBD TBD TBD TBD Single Track Typical 3 1 5 2 0 1 5 2 0 TBD TB...

Page 18: ...st time from receipt of last byte of the CDB to the request for a status byte transfer to Host 7 ST11200 ST1980 ST1950 ST1830 1 Typical Zero Stroke Seek 3 7 3 7 3 ms TBD TBD 2 Typical Average Seek 3 17 6 ms 16 9 ms TBD TBD 3 Maximum Full Stroke Seek 2 36 2 ms 35 2 ms TBD TBD 5 2 4 Write data command execution time 4 512 byte sector size with disconnect disabled and read look ahead disabled latency...

Page 19: ...ivided by Interleave Factor Max 4 TBD MByte sec divided by Interleave Factor SCSI Interface Data Transfer Rate Asynchronous 5 ST11200 ST1980 ST1950 ST1830 Maximum Instantaneous 5 0 5 0 TBD TBD MBytes sec Maximum Average 3 1 3 1 TBD TBD MBytes sec Sector Sizes 512 user data blocks default Variable 256 to 4096 in even sector sizes If sector size n bytes is odd it will be rounded down to n 1 Synchron...

Page 20: ... and the Initiator of 5 MBytes sec 8 All performance characteristics assume that automatic adaptive temperature compensation is not in process when the SCSI command is received A SCSI command being executed is not interrupted for automatic adaptive temperature compensation If adaptive thermal compensation is in process when a SCSI command is received the command is queued until the compensation fo...

Page 21: ...ach is enabled and disabled independently via the Mode Select command However in actual operation the prefetch feature overlaps cache operation somewhat as is noted in sections 5 5 1 and 5 5 2 All default cache and prefetch Mode parameter values Mode Page 08h for standard OEM versions of this drive family are given in Tables 11 3 2 1 through 11 3 2 4 5 5 1 Cache operation In general 240 Kbytes of ...

Page 22: ... of segments may be selected using the Mode Select command but the size can not be directly selected Size is selected only as a by product of selecting the segment number specification The size in Kbytes of each segment is reported by the Mode Sense command page 08h bytes 14 and 15 If a size specification is sent by the host in a Mode Select command bytes 14 and 15 no new segment size is set up by...

Page 23: ...ta is cached for subsequent Read commands If the number of write data logical blocks exceeds the size of the segment being written into when the end of the segment is reached the data is written into the beginning of the same cache segment overwriting the data that was written there at the beginning of the operation However the drive does not overwrite data that has not yet been written to the med...

Page 24: ...ide the reference signal If the host does not provide the reference signal the host should not be connected and the master should be drive 1 See Figure 5 7 1 Notes 1 Configuration Select Header see Figure 10 1 1 and 10 2 1 1 2 This connection is only available on the NC models Figure 5 7 1 Synchronized drive interconnect diagram Master Sync Source Host or other drive Spindle Control Drive 1 5V R T...

Page 25: ...rive Geometry mode parameters page page 04h is used for enabling disabling spindle synchronization mode If the target fails to achieve synchronization it shall create a unit attention to all initiators The sense key shall be set to UNIT ATTENTION and the additional sense code set to RPL STATUS CHANGE However in automatic arbitra tion mode UNIT ATTENTION and the RPL STATUS CHANGE is not set If subs...

Page 26: ...0h or 1 4 of a revolution lagging skew 80h selects 1 2 revolution lagging skew and etc Since the drive supports all offset values from 0 to 255 values sent by the initiator are not rounded off The drive translation of the digital offset values to physical rotational offsets results in offset values whose phase error lies within the or 50 usec phase error with respect to the supplied 90 18 Hz refer...

Page 27: ...e 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 Refer to Paragraph 8 0 Media Characteristics 6 1 1 Read errors Before determination or measurement of read error rates a The data that is to be used for measurement of read error rates must be verified as being written correct...

Page 28: ... a Medium 3h or Hardware error 4h reported in the Sense Key This is an unrecov erable seek error Unrecoverable seek errors are classified as failures for MTBF calculations Ref section 5 1 1 2 of SCSI 2 Interface Product Manual P N 77738479 6 2 Reliability and service 6 2 1 Mean time between failure The production disc drive shall achieve an MTBF of 200 000 hours when operated in a benign atmospher...

Page 29: ...d at the factory and need not be reformatted 6 2 6 Service tools No special tools are required for site installation or recommended for site maintenance Refer to Paragraph 6 2 4 The depot repair philosophy of the drive precludes the necessity for special tools Field repair of the drive is not practical since there are no user purchasable parts in the drive 6 2 7 Product Warranty Beginning on the d...

Page 30: ...maintained after the drive signifies that its power up sequence has been completed and that the drive is able to accept selection by the Host Initiator 3 See 12 V current profile level T6 in Figure 7 2 2 1 4 This condition occurs when the Motor Start Option is enabled and the drive has not yet received a Start Motor command 5 See paragraph 7 2 1 Conducted Noise Immunity 6 Instantaneous peaks less ...

Page 31: ...g The drive protects against inadvertent writing during power up and down Daisychain operation requires that power be maintained on the terminated drive to ensure proper termination of the peripheral I O cables 7 2 3 12 V current profile Figure 7 2 2 1 identifies the drive 5 V and 12 V current profile The current during the various times is as shown T Power is applied to the drive T1 Controller se...

Page 32: ...uits typical operating power dissipation is 11 watts 37 5 BTUs per hour of DC power average at nominal voltages Typical power dissipation under idle conditions is 9 watts 30 8 BTUs per hour For drives having differential interface circuits typical operating power dissipation is 13 watts 44 BTUs per hour of DC power average at nominal voltages Typical power dissipation under idle conditions is 10 w...

Page 33: ...specifications The MTBF specification for the drive is based on operating at an ambient temperature of 95 F 35 C Occasional excursions to drive ambient temperatures of 50 C or 5 C may occur without impact to specified MTBF To achieve the specified MTBF the values of Table 7 4 1 1 Column 2 must be consid ered maximum average operating case temperatures Air flow may be needed to achieve these tem pe...

Page 34: ...nector 50 pin connecctor is shown and does not have VR1 Other components are the same Figure 7 4 1 1 Locations of components listed in Table 7 4 1 1 26 S E A G A T E J1 U16 U19 U11 U8 U9 U18 U4 U6 U5 U1 U12 J4 U3 U21 U15 U7 U2 U17 U2Ø VR1 U25 HDA Single Ended I O PCB Differential I O PCB Bottom side of PCB J1 U16 U19 U11 U8 U9 U18 U4 U6 U5 U1 J4 U3 U21 U15 U7 U2 U17 U2Ø U25 1 1 ...

Page 35: ...th the drive mounted by any of the four methods shown in Figure 7 4 4 1 Orientation of the side nearest the LED may be up or down though the figure shows it 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 10 g s at a maximum duration of 11 ms half sinewave Shock may be applied in the X Y or Z ax...

Page 36: ...I 2 Volume 1 Rev D ______________________________________________________________________________________ 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 A1 B1 C D E C1 D1 E1 C1 D1 E1 C D E Figure 7 4 4 1 Recommended mounting 28 ...

Page 37: ...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 peak to peak 22 400 Hz 2 00 g s Vibration may be applied in the X Y or Z axis 7 4 5 Air cleanliness The drive is designed to operate in a typical office environment with minimal environmental control 7 5 Electromagnetic compatibility 7 5 1 Electromagne...

Page 38: ...0 4 000 250 1 750 3 750 2 370 1 725 4 100 0 19 0 015 145 80 101 60 41 15 60 00 15 75 101 60 6 35 44 45 95 25 60 20 43 82 104 14 4 83 0 381 A B C D E F G H J K L M N P max 0 010 0 010 0 026 0 021 0 010 0 010 0 010 0 018 0 010 0 010 0 010 0 010 0 010 0 010 max 25 25 66 53 25 25 25 46 25 25 25 25 25 25 L 4 M N 4 P Mounting holes three on each side 6 32 UNC Max screw length into side of drive 0 15 in ...

Page 39: ... 0 010 0 018 0 010 0 010 0 010 0 010 0 010 0 010 0 018 0 013 max 25 25 66 53 25 25 25 46 25 25 25 25 25 25 45 33 L 4 M N 4 P 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 8 0 in lb max with minimum thread engagement of 12 in 3 00 mm Mounting holes four on bottom 6 32 UNC Max screw length into bottom of drive 0 20 in 5 08 mm S...

Page 40: ...1 Specific consideration should be given to make sure adequate air circulation is present around the PCBs to meet the requirements of 7 4 1 7 6 3 Drive Mounting When mounting the drive using the bottom holes care must be taken to ensure that the drive is not physi cally distorted due to a stiff non flat mounting surface The allowable mounting surface stiffness is 80 lb in The following equation an...

Page 41: ...____________ 8 0 Media characteristics 8 1 Media description The media used on the drive has a diameter of approximately 95 mm approximately 3 7 inches The aluminum substrate is coated with a thin film magnetic material and overcoated with a proprietary protective layer for improved durability and environmental protection 33 ...

Page 42: ... SCSI 2 Interface Product Manual P N 77738479 Data correction by ECC is applied to recover data from additional flaws if they occur Details of the SCSI commands supported by the drive are described in SCSI 2 Product Interface Manual P N 77738479 Also more information on the drive Error Recovery philosophy is presented in Section 6 of the SCSI 2 Interface Product Manual 9 2 SCSI systems error consi...

Page 43: ...ve ID and option select header for early drives having PCB P N s 75782395 and 75782485 DC Power Connector J2 Drive Front Pin 1 End J6 J5 Pin 1 SCSI I O Connector J1 Pin 1 J2 Pin 1 HDA Drive with HDA up PCB down viewed from front J6 A2 A1 A0 SCSI ID 0 SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 SCSI ID 7 Sync Spindle Remote LED Delay Motor Start Enable Motor Start Write Protect Pari...

Page 44: ...ector See Table 11 6 3 1c for a list of pin numbers vs signals for the 80 pin connector Figure 10 1 1b ST11200N ND NC family drive ID and option select header for new PCB s DC Power Connector J2 Drive Front Pin 1 End J6 J5 2 Pin 1 SCSI I O Connector J1 Pin 1 J2 Pin 1 HDA Drive with HDA up PCB down viewed from front J6 A2 A1 A0 SCSI ID 0 SCSI ID 1 SCSI ID 2 SCSI ID 3 SCSI ID 4 SCSI ID 5 SCSI ID 6 S...

Page 45: ...overridden and does not apply when ME jumper is installed WP On Entire drive is write protected Off Drive is not write proteccted Default is no WP jumper installed PE On Parity checking and parity error reporting by the drive is enabled Off Drive does not report result of parity checking to host Default is no PE jumper installed RES Off On Reserved for factory use only Default is no jumper install...

Page 46: ... ID is changed the user could fail to configure both J5 and J6 the same On NC model drives drive ID signals are also included in the 80 pin I O connector SSP No jumper ever installed Used only as a cable connection for the reference index signal REFIND J6 Pin 6 bottom for sync spindle feature J6 pin 5 is GRD See paragraphs 10 2 5 7 for description of synchronized spindle operation LED No jumper ev...

Page 47: ...one digital TTL reference index signal and ground The reference index signal REFIND is an output if the drive is configured as a master and is an input otherwise The reference index signal is connected from drive to drive in a daisychain fashion as shown in Figure 5 7 1 10 2 1 1 Drivers and receivers Figure 10 2 1 1 shows a diagram of the driver receiver circuit The driver circuits have the follow...

Page 48: ... 2 Pin 6 is REFIND and Pin 5 is ground Figure 10 2 1 2 Configuration select header specification Connector used has 12 pins The interface physical characteristics for the NC models are given in Figure 11 6 3 1b andTable 11 6 3 1c The Sync signal is included among the 80 pins of the I O connector 10 3 Grounding Signal ground PCB and HDA ground are connected together in the Hawk 1 drive and cannot b...

Page 49: ...Table 11 2 1 SCSI messages supported by ST11200N ND family drives Msg Supported by Code SCSI 1 SCSI 2Message Name 01h Y Y Extended messages 06h Y Y Abort 0Dh Y Y Abort tag 0Ch Y Y Bus device reset 0Eh N Y Clear queue 00h Y Y Command complete 04h Y Y Disconnect 80h FFh Y Y Identify 23h N N Ignore wide residue two bytes 0Fh N N Initiate recovery 05h Y Y Initiator detected error 0Ah N N Linked comman...

Page 50: ... N N Actual retry count bytes 04h Y Y Format unit 1 07h Y Y Reassign blocks 08h Y Y Read 0Ah Y Y Write 0Bh Y Y Seek 12h Y Y Inquiry N Y Vital product data page N Y Unit serial number page N Y Implemented operating def page N Y Firmware numbers page N Y Date code page N Y Jumper settings page 15h Y Y Mode select same pages as mode sense command see below 16h Y Y Reserve Y Y 3rd parity reserve N N E...

Page 51: ... data equal 32h N N Search data low 33h N N Set limits 34h N N Prefetch 35h N Y Synchronize cache 36h N N Lock unlock cache 37h Y Y Read defect data 39h N N Compare 3Ah N N Copy and verify 3Bh Y Y Write buffer 1 3Ch Y Y Read buffer 1 3Eh Y Y Read long 3Fh Y Y Write long 40h Y Y Change definition 41h N N Write same 42 4Bh N N Not used 4Ch N Y Log select 4Dh N Y LOG SENSE 4E 54 N N NOT USED 55h N Y ...

Page 52: ... 02 means SCSI 2 implemented ST11200N ND NC Family drives can be changed between these two configurations Default is 02 01 means response data is in SCSI 1 format and has compatability with Common Command Set data 02 means response data is in SCSI 2 format The drive can be changed between these two configu rations Default is 02 R Four ASCII digits representing the last four digits of the product F...

Page 53: ... 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Mode Sense 63 00 00 08 Data 00 00 00 00 00 00 02 00 Mode Page MODE PAGE HEADERS AND PARAMETER DATA BYTES Def 01 81 06 00 1B 30 00 00 FF CHG 01 00 06 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 0A FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 0F 00 0C 00 00 00 1E 00 4A 02 00 00 01 00 0D 00 15 40 00 00 0...

Page 54: ...6 00 0F 00 0C 00 00 00 1E 00 4A 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 16 00 07 50 0F 00 00 00 00 00 00 00 00 00 00 00 00 00 00 15 23 00 00 CHG 04 00 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 FF 00 00 00 00 00 DEF 07 87 0A 00 1B 30 00 00 00 00 00 FF FF CHG 07 00 0A 0F FF 00 00 00 00 00 00 00 00 DEF 08 88...

Page 55: ... 06 00 1B 30 00 00 FF CHG 01 00 06 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 0A FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 01 00 01 00 00 00 1A 00 4B 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 12 00 06 C2 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 CHG 04 00 12 00 00 00 00 00 00 00 00...

Page 56: ...16 00 01 00 01 00 00 00 1A 00 4B 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 16 00 06 C2 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 15 23 00 00 CHG 04 00 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 FF 00 00 00 00 00 DEF 07 87 0A 00 1B 30 00 00 00 00 00 FF FF CHG 07 00 0A 0F FF 00 00 00 00 00 00 00 00 DEF 08 8...

Page 57: ...0 01 00 01 00 00 00 1A 00 4D 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 16 00 06 28 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 15 23 00 00 CHG 04 00 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 FF 00 00 00 00 00 DEF 07 87 0A 00 1B 30 00 00 00 00 00 FF FF CHG 07 00 0A 0F FF 00 00 00 00 00 00 00 00 DEF 08 88 12...

Page 58: ...1 06 00 1B 30 00 00 FF CHG 01 00 06 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 0A FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 01 00 01 00 00 00 1A 00 4D 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 12 00 06 28 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 CHG 04 00 12 00 00 00 00 00 00 00 0...

Page 59: ...6 00 01 00 01 00 00 00 1A 00 50 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 16 00 05 2E 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 15 23 00 00 CHG 04 00 16 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 03 FF 00 00 00 00 00 DEF 07 87 0A 00 1B 30 00 00 00 00 00 FF FF CHG 07 00 0A 0F FF 00 00 00 00 00 00 00 00 DEF 08 88...

Page 60: ...1 81 06 00 1B 30 00 00 FF CHG 01 00 06 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 0A FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 01 00 01 00 00 00 1A 00 50 02 00 00 01 00 0D 00 15 40 00 00 00 CHG 03 00 16 FF FF FF FF 00 00 FF FF 00 00 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 04 84 12 00 05 2E 0D 00 00 00 00 00 00 00 00 00 00 00 00 00 00 CHG 04 00 12 00 00 00 00 00 00 0...

Page 61: ...ontingent Allegiance Condition N N Asynchronous Event Notification Y Y Arbitrating System Y Y Disconnect Reconnect Y Y Asynchronous Data Transfer Y Y Synchronous Data Transfer Y Y Synchronized locked Spindle Operation Y Y Differential Interface Circuits available Y Y Segmented Caching N Y Zero Latency Read N Y Queue tagging up to 16 Que tags supported N N Deferred Error Handling N Y Parameter Roun...

Page 62: ...d by the drive and the initiator is established by an exchange of messages during the Message Phase of operation See the section on message protocol in the SCSI Interface manual Table 11 5 1 Synchronous data transfer periods M Decimal Transfer Period M times 4 nanoseconds 25 100 31 125 37 150 50 200 62 250 75 300 87 350 100 400 112 450 125 500 137 550 150 600 162 650 175 700 187 750 200 800 11 5 2...

Page 63: ...DC power and some option select functions all together in the 80 pin connector See Figure 11 6 3 1b andTable 11 6 3 1c Details of the physical electrical and logical characteristics are given in paragraphs following while the SCSI operational aspects of Seagate drive interfaces are given in the Seagate SCSI Interface Product Manual P N 77738479 Figure 11 6 1a N and ND drives model physical interfa...

Page 64: ...it A maximum of 8 SCSI devices including the Host may be daisychained together The SCSI Devices at both ends of the daisychain are to be terminated Intermediate SCSI devices shall not be terminated see Figure 11 6 3 2 Remove the terminator resistor packs not the terminator power source selector jumper Figure 10 1 1 11 6 2 2 Cable requirements 11 6 2 2 1 Single ended I O circuits The maximum total ...

Page 65: ...50 Twisted pair Spectra Twist in flat 455 248 50 Equivalent parts may be used Cables for NC drive models The 80 pin connector option is intended for use on drives that plug directly into a wall bracket mounted connector in the host equipment Cable mounted connectors would not be used in such a case For installations requiring an 80 conductor cable connected I O only non shielded connectors are app...

Page 66: ...Recommended PCB or bulkhead mounted connectors are Straight in connector most commonly used Seagate P N 77678703 Amp US P N 2 557103 1 Amp Japan P N 5 175475 9 Right Angle to PCB connector Seagate P N 77678559 Amp US P N 2 557101 1 Amp Japan P N 5 175474 9 Figure 11 6 3 1 A Non shielded 50 pin SCSI device connector and 4 pin DC power drive PCB connector 1 2 3 4 100 2 54 D 010 typ 045 1 14 C 010 B ...

Page 67: ...___________ Contacts are recessed along the center strip Fiigure 11 6 3 1b Non shielded 80 pin I O and DC power connector Used on NC models 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 M 1 27 05 Typ C L of Datum Y 0 50 020 Pin 1 Pin 1 Front View Top View Back View 59 ...

Page 68: ...nector Signal Pin Number Signal Pin Number DB 0 2 Ground 30 DB 1 4 ATN 32 DB 2 6 Ground 34 DB 3 8 BSY 36 DB 4 10 ACK 38 DB 5 12 RST 40 DB 6 14 MSG 42 DB 7 16 SEL 44 DB P 18 C D 46 Ground 20 REQ 48 Ground 22 I O 50 Ground 24 TERMPWR 26 Ground 28 Notes 1 All odd pins except pin 25 are connected to ground Pin 25 is left open Caution Pin 25 must not be connected to ground at the HOST end or the drive ...

Page 69: ...4 DB 0 DB 1 5 6 DB 1 DB 2 7 8 DB 2 DB 3 9 10 DB 3 DB 4 11 12 DB 4 DB 5 13 14 DB 5 DB 6 15 16 DB 6 DB 7 17 18 DB 7 DB P 19 20 DB P DIFFSENS 21 22 GROUND GROUND 23 24 GROUND TERMPWR 25 26 TERMPWR GROUND 27 28 GROUND ATN 29 30 ATN GROUND 31 32 GROUND BSY 33 34 BSY ACK 35 36 ACK RST 37 38 RST MSG 39 40 MSG SEL 41 42 SEL C D 43 44 C D REQ 45 46 REQ I O 47 48 I O GROUND 49 50 GROUND See Paragraph 11 6 4...

Page 70: ...ound 68 NC 29 Ground 69 NC 30 Ground 70 NC 31 Ground 71 NC 32 Ground 72 NC 33 Ground 73 5 V 34 Ground 74 5 V 35 Ground 75 5 V 36 Ground 76 SYNC 1 37 LEDC 2 77 MTRON 3 38 DLYDST 4 78 SCSIA0 5 39 SCSIA1 5 79 SCSIA2 5 40 SCSIA3 5 80 Notes Signals 1 thru 5 are used in place of installing jumpers and cables on option select connectors J2 J5 and J6 See also notes following Figure 10 1 1 1 Synchronous sp...

Page 71: ...ALL TERMINATORS MUST BE ANSI SCSI 2 ALTERNATIVE 2 ACTIVE TERMINATORS Transmitter characteristics Single ended drives use an ANSI SCSI compatible open collector single ended driver This driver is capable of sinking a current of 48 mA with a low level output voltage of 0 4 volt Receiver characteristics Single ended drives use an ANSI SCSI single ended receiver with hysteresis gate or equivalent as a...

Page 72: ... drives shall have the following output characteristics when mea sured at the disc drive SCSI connector Low level output voltage 2 0 V maximum at Low level output current 55 milliamps High level output voltage 3 0 V minimum at High level output current 55 milliamps Differential voltage 1 0 V minimum with common mode voltage ranges from 7 V dc to 12 V dc These voltages shall be measured between the...

Page 73: ...ements for connecting terminator power to the terminators must be made by the systems de signer As a help drive 5V power is made available on SCSI bus pin 26 for powering external termina tors if the drive option select header jumper Figure 10 1 1a is installed in position 8 6 SCSI I O line pin 21 disables I O circuits if single ended cable plugged in or cable plugged in upside down 7 SCSI I O cab...

Page 74: ... the circuit For the Single ended I O ST11200N NC applications the SCSI bus MUST be terminated at both ends with ANSI SCSI 2 Standard s Alternative 2 termination active termination especially if the bus will be operated at FAST SCSI transfer rates The ST11200N NC provides active termination as the on board termination option Note ALL TERMINATORS USED IN THE DAISYCHAIN ABSOLUTELY MUST BE ACTIVE TER...

Page 75: ... 0 68 us 0 78 us Disconnect to Arbitration for Reselect T11 4 5 6 Command Dependent This measures disconnected CMD overhead Target win Arbitration for Reselect T12 4 5 7 3 0 us Arbitration to Reselect T13 4 5 7 1 82 us Reselect to Identify MSG In T14 4 5 7 1 52 us Reselect Identify MSG to Status T15 4 5 8 Command Dependent Reselect Identify MSG to Data media T16 4 5 11 Command Dependent Data to St...

Page 76: ...2 0 10 us 0 12 us Next Data Out Byte Access parameter T27 4 5 13 0 11 us 0 14 us Data In Byte Transfer media 2 T28 4 5 12 0 04 us 0 06 us Data Out Byte Transfer media 2 T29 4 5 13 0 04 us 0 06 us Next Data In Byte access media 2 T30 4 5 12 0 10 us 0 14 us Next Data Out Byte access media 2 T31 4 5 13 0 10 us 0 14 us MSG IN Byte Transfer T32 4 5 5 7 0 06 us 4 5 8 14 15 MSG OUT Byte Transfer T33 4 5 ...

Page 77: ...glowing indicates the drive is selected 12 2 Single unit shipping pack The drive 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 planning single unit distribution should specify this option 12 3 Drive termination This option may be incorporated duri...

Page 78: ... panel kit Same as 12 1 but includes all mounting hardware to support field installation 13 2 Installation manual This manual P N 77738480 provides basic information on the care and handling of Winchester disc pe ripherals in general Some information needed when installing the drive is included to assist individuals not familiar with the product It also includes basic information to assist in obta...

Page 79: ... 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 day 7 days a week SeaTDD 408 438 5382 TDD is aTelecommunication Device for the Deaf where two people can communicate using a keyboard that is connected to the phone line A TDD device is required to access this service This service is available...

Page 80: ...ST12400 ST12400N ND NC 77767450 I SCSI 2 2537 ST11900N ND NC 77767450 I SCSI 2 2003 ST12400 Wide ST12400W WD WC 77767457 I 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 Family ST32430 ST32430N ND NC 77767471 I SCSI 2 2140 ST31230N ND NC 77767471 I...

Page 81: ...3 Hd 1412 CYL ST4384E 77765300 ESDI 383 15 Hd 1224 Cyl ST4702N 77765336 SCSI 702 ST4385ND 702ND 77765366 SCSI 385 702 Dif I O ST4385N 77765378 SCSI 385 15 Hd 791 Cyl WREN 5 HH ST2125N 209N 77765297 SCSI 125 209 Family WREN 6 ST4766N ND 77765353 SCSI 766 Dif I O Family ST4766E 77765358 ESDI 766 383 WREN 6 HH ST2383N 502N 77765414 SCSI 1 383 502 Family ST2274A 383A 77765393 AT IDE 274 383 ST2182E 38...

Page 82: ...Product Manual Hawk 1 Family SCSI 2 Volume 1 Rev D ______________________________________________________________________________________ ...

Page 83: ...Product Manual Hawk 1 Family SCSI 2 Volume 1 Rev D _____________________________________________________________________________________ ...

Page 84: ...2 Volume 1 Rev D ______________________________________________________________________________________ Publication Number 77738476 Rev D 6 94 Printed in USA Seagate Technology Inc 920 Disc Drive Scotts Valley California 95066 4544 USA ...

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