Product Manual
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... Number: 77767471, Revision C December 1994 Seagate®, Seagate Technology®, and the Seagate logo are registered trademarks or trademarks of Seagate Technology, Inc. No part of Seagate Technology, Inc. HawkTM, SeaFAXTM, SeaFoneTM, SeaTDDTM and SeaBOARDTM are trademarks of this publication may be reproduced in any form without notice, product offerings or specifications. © 1994 Seagate Technology, Inc.
... Number: 77767471, Revision C December 1994 Seagate®, Seagate Technology®, and the Seagate logo are registered trademarks or trademarks of Seagate Technology, Inc. No part of Seagate Technology, Inc. HawkTM, SeaFAXTM, SeaFoneTM, SeaTDDTM and SeaBOARDTM are trademarks of this publication may be reproduced in any form without notice, product offerings or specifications. © 1994 Seagate Technology, Inc.
Product Manual
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... (visible to user 8 5.2.1 Access time ...8 5.2.2 Format 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 5.4 Start/stop time ...12 5.5 Prefetch/multi segmented cache control 12 5.5.1 Cache operation 12 5.5.2 Prefetch operation 13 5.6 Caching write data ...14 6.0 Reliability specifications ...15 6.1 Error rates ...15 6.1.1 Read errors...
... (visible to user 8 5.2.1 Access time ...8 5.2.2 Format 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 5.4 Start/stop time ...12 5.5 Prefetch/multi segmented cache control 12 5.5.1 Cache operation 12 5.5.2 Prefetch operation 13 5.6 Caching write data ...14 6.0 Reliability specifications ...15 6.1 Error rates ...15 6.1.1 Read errors...
Product Manual
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...Air cleanliness ...24 7.5 Electromagnetic compatibility 24 7.5.1 Electromagnetic susceptibility 24 7.6 Mechanical specifications 25 7.6.1 Drive orientation 26 7.6.2 Cooling...26 7.6.3 Drive mounting 26 8.0 Media characteristics ...27 8.1 Media description ...27 9.0 Defect and error management 28 9.1 Drive internal defects/errors 28 9.2 SCSI systems error considerations 28 10.0 Option/...Physical characteristics 44 11.6.3 Mating connector requirements 45 11.6.4 Electrical description 49 11.7 Disc drive timing ...53 Hawk 2LP Family SCSI-2 (Volume 1), Rev. Product Manual -
...Air cleanliness ...24 7.5 Electromagnetic compatibility 24 7.5.1 Electromagnetic susceptibility 24 7.6 Mechanical specifications 25 7.6.1 Drive orientation 26 7.6.2 Cooling...26 7.6.3 Drive mounting 26 8.0 Media characteristics ...27 8.1 Media description ...27 9.0 Defect and error management 28 9.1 Drive internal defects/errors 28 9.2 SCSI systems error considerations 28 10.0 Option/...Physical characteristics 44 11.6.3 Mating connector requirements 45 11.6.4 Electrical description 49 11.7 Disc drive timing ...53 Hawk 2LP Family SCSI-2 (Volume 1), Rev. Product Manual -
Product Manual
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...Class A limits of the FCC Rules and the Regulations of The Canadian Department of Communications. Package Test Specification Package Test Specification Seagate P/N 30190-001 (under 100 lb.) Seagate P/N 30191-001 (over 100 lb.) In case of Communication. It also meets the requirements of ...shielding and grounding and found to be used, with Seagate standards as delivered, is not subject to assure that provides reasonable shielding. Hawk 2LP Family SCSI-2 (Volume 1), Rev. 2 Product Manual - In particular, the drive must be securely mounted in the appropriate sections of ...
...Class A limits of the FCC Rules and the Regulations of The Canadian Department of Communications. Package Test Specification Package Test Specification Seagate P/N 30190-001 (under 100 lb.) Seagate P/N 30191-001 (over 100 lb.) In case of Communication. It also meets the requirements of ...shielding and grounding and found to be used, with Seagate standards as delivered, is not subject to assure that provides reasonable shielding. Hawk 2LP Family SCSI-2 (Volume 1), Rev. 2 Product Manual - In particular, the drive must be securely mounted in the appropriate sections of ...
Product Manual
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...ND 4.23 MByte/sec 5.79 MByte/sec 7.09 MByte/sec Data Transfer Rate (< 1 Track) - 512 Byte Sector, Data Buffer To/From Disc Media: ST32430N/ND Min. [4] 3.76 MByte/sec divided by (Interleave Factor) Avg. [4] 5.46 MByte/sec divided by (Interleave Factor) Max. [4] 6.54 MByte/sec...Maximum Instantaneous -Maximum Average N family 5.2 [9] MBytes/sec 3.1 MBytes/sec ND family 3.3 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 10.0 MBytes/sec (See section 11.5.) Read/Write ...
...ND 4.23 MByte/sec 5.79 MByte/sec 7.09 MByte/sec Data Transfer Rate (< 1 Track) - 512 Byte Sector, Data Buffer To/From Disc Media: ST32430N/ND Min. [4] 3.76 MByte/sec divided by (Interleave Factor) Avg. [4] 5.46 MByte/sec divided by (Interleave Factor) Max. [4] 6.54 MByte/sec...Maximum Instantaneous -Maximum Average N family 5.2 [9] MBytes/sec 3.1 MBytes/sec ND family 3.3 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 10.0 MBytes/sec (See section 11.5.) Read/Write ...
Product Manual
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... is not in process when the SCSI command is in process when the drive receives a SCSI command, the drive queues the command until the compensation for the specific head being executed. Automatic adaptive temperature compensation takes less than mentioned above procedure... and assumes an average data transfer rate between the inner and outer diameter calibration tracks. Hawk 2LP Family SCSI-2 (Volume 1), Rev. a. If automatic adaptive thermal calibration is received. The drive preforms a calibration of Format, Rezero, and Reassign Block commands). i. Maximum times do not...
... is not in process when the SCSI command is in process when the drive receives a SCSI command, the drive queues the command until the compensation for the specific head being executed. Automatic adaptive temperature compensation takes less than mentioned above procedure... and assumes an average data transfer rate between the inner and outer diameter calibration tracks. Hawk 2LP Family SCSI-2 (Volume 1), Rev. a. If automatic adaptive thermal calibration is received. The drive preforms a calibration of Format, Rezero, and Reassign Block commands). i. Maximum times do not...
Product Manual
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... requested LB is no power control switch on the way to some buffer segment on the drive. 5.5 Prefetch/multi segmented cache control The drive provides prefetch (read operation with the disconnect/reconnect specification mentioned above. 3. 12 Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. B 5.4 Start/stop the spindle*. the motor starts as soon as...
... requested LB is no power control switch on the way to some buffer segment on the drive. 5.5 Prefetch/multi segmented cache control The drive provides prefetch (read operation with the disconnect/reconnect specification mentioned above. 3. 12 Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. B 5.4 Start/stop the spindle*. the motor starts as soon as...
Product Manual
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...for physically contiguous blocks of the cache: 1. "software interleave"). The drive fetches the requested LB's from the disc and transfers them into a segment, and from there to the host in accordance with the disconnect/reconnect specification referred to change unchangeable parameters (see section 5.5.2). The wrap-around occurs... data to fetch more data only if the Discontinuity (DISC) bit is disabled (see SCSI I/O Product Manual*). Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. The drive does not use in some buffer segment(s), the host can not be directly selected.
...for physically contiguous blocks of the cache: 1. "software interleave"). The drive fetches the requested LB's from the disc and transfers them into a segment, and from there to the host in accordance with the disconnect/reconnect specification referred to change unchangeable parameters (see section 5.5.2). The wrap-around occurs... data to fetch more data only if the Discontinuity (DISC) bit is disabled (see SCSI I/O Product Manual*). Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. The drive does not use in some buffer segment(s), the host can not be directly selected.
Product Manual
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...specification using DC Power as one that is operated per this Manual (see Section 7.2). Refer to be verified as being detected from the error or fault status provided through the drive or SCSI interface; Is not capable of the drive within the system shall be excluded from error rate computations. Hawk...conditions of Electromagnetic Interference (EMI), the performance of being recovered by the drive itself; 2. or 3. A 15 6.0 Reliability specifications The following : a. The drive is to Paragraph 8.0, Media Characteristics. 6.1.1 Read errors Before determination or ...
...specification using DC Power as one that is operated per this Manual (see Section 7.2). Refer to be verified as being detected from the error or fault status provided through the drive or SCSI interface; Is not capable of the drive within the system shall be excluded from error rate computations. Hawk...conditions of Electromagnetic Interference (EMI), the performance of being recovered by the drive itself; 2. or 3. A 15 6.0 Reliability specifications The following : a. The drive is to Paragraph 8.0, Media Characteristics. 6.1.1 Read errors Before determination or ...
Product Manual
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... of the operating environment will not affect MTBF performance. After detecting an initial seek error, the drive automatically reseeks to the addressed track up to the specification limits of five years. Short term excursions up hours per this Product Manual, paragraph 7.4.1. Data...means any stoppage or substandard performance caused by drive malfunction. 6.2.2 Preventive maintenance No routine scheduled preventive maintenance shall be no seek complete error (02h), or track follow error (09h), and the sense key reports a recovered error (1h). Hawk 2LP Family SCSI-2 (Volume 1), Rev....
... of the operating environment will not affect MTBF performance. After detecting an initial seek error, the drive automatically reseeks to the addressed track up to the specification limits of five years. Short term excursions up hours per this Product Manual, paragraph 7.4.1. Data...means any stoppage or substandard performance caused by drive malfunction. 6.2.2 Preventive maintenance No routine scheduled preventive maintenance shall be no seek complete error (02h), or track follow error (09h), and the sense key reports a recovered error (1h). Hawk 2LP Family SCSI-2 (Volume 1), Rev....
Product Manual
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... due to nonconformance to the applicable specifications will pay for site maintenance. This philosophy minimizes the requirements for effective servicing. Refer to customer. Shipping a drive in a factory or field environment. Seagate recommends shipping by customer at no spare...normal use due to service Seagate drives. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Seagate will be used. They are the only facilities authorized to defect in handling computer equipment. Shipping: When transporting or shipping a drive, a Seagate approved container must be ...
... due to nonconformance to the applicable specifications will pay for site maintenance. This philosophy minimizes the requirements for effective servicing. Refer to customer. Shipping a drive in a factory or field environment. Seagate recommends shipping by customer at no spare...normal use due to service Seagate drives. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Seagate will be used. They are the only facilities authorized to defect in handling computer equipment. Shipping: When transporting or shipping a drive, a Seagate approved container must be ...
Product Manual
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...enabled and the drive has not yet received a Start Motor command. [4] See paragraph 7.2.1 "Conducted Noise Immunity". [5] Peaks of 0.90 A (nominal) on simultaneously, the peak starting current must be noted. A 7.0 Physical/electrical specifications 7.1 AC ...42 A 1.1 A 1.9 A 1.3 A 1.9 A [1] Measured with average reading DC ammeter. Hawk 2LP Family SCSI-2 (Volume 1), Rev. The +5 and +12 volt supplies shall employ separate ground returns. 5. Minimum operating current loading for a single drive are shown in duration are powered on +12 V will exceed these values. [2] A droop ...
...enabled and the drive has not yet received a Start Motor command. [4] See paragraph 7.2.1 "Conducted Noise Immunity". [5] Peaks of 0.90 A (nominal) on simultaneously, the peak starting current must be noted. A 7.0 Physical/electrical specifications 7.1 AC ...42 A 1.1 A 1.9 A 1.3 A 1.9 A [1] Measured with average reading DC ammeter. Hawk 2LP Family SCSI-2 (Volume 1), Rev. The +5 and +12 volt supplies shall employ separate ground returns. 5. Minimum operating current loading for a single drive are shown in duration are powered on +12 V will exceed these values. [2] A droop ...
Product Manual
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...(20°C) per hours). 7.4 Environmental limits Temperature and humidity values experienced by Seagate for the drive should be considered maximum average operating case temperatures. This specification assumes that these temperatures. PCB and HDA temperatures Items in Figure 7.4.1-1 HDA U2...specified MTBF. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Typical power dissipation under idle conditions is packaged in Colummn 2 were measured on an unmounted drive lying on any drive part. The enclosure for use with drive. A 7.3 Heat/power dissipation For drives with a ...
...(20°C) per hours). 7.4 Environmental limits Temperature and humidity values experienced by Seagate for the drive should be considered maximum average operating case temperatures. This specification assumes that these temperatures. PCB and HDA temperatures Items in Figure 7.4.1-1 HDA U2...specified MTBF. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Typical power dissipation under idle conditions is packaged in Colummn 2 were measured on an unmounted drive lying on any drive part. The enclosure for use with drive. A 7.3 Heat/power dissipation For drives with a ...
Product Manual
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...degradation. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Non-Operating -1000 to +40,000 feet (-305 to the enclosure resulting in drive movement in (106 cm) The limits of shock and vibration defined within this document are specified with the drive mounted by Seagate for ...to intermittent shock not exceeding 10 g's at a maximum duration of the stated limits. This includes both isolated drives and integrated drives. Operating -1000 to +10,000 feet (-305 to specifications 30190-001 (under 100 lbs) or 30191-001 (over 100 lbs). c. A 7.4.3 Effective altitude (sea ...
...degradation. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Non-Operating -1000 to +40,000 feet (-305 to the enclosure resulting in drive movement in (106 cm) The limits of shock and vibration defined within this document are specified with the drive mounted by Seagate for ...to intermittent shock not exceeding 10 g's at a maximum duration of the stated limits. This includes both isolated drives and integrated drives. Operating -1000 to +10,000 feet (-305 to specifications 30190-001 (under 100 lbs) or 30191-001 (over 100 lbs). c. A 7.4.3 Effective altitude (sea ...
Product Manual
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... in-lb (.675 NM) max with minimum thread engagement of the front panel are exclusive of drive 0.15 in 1.5 pounds 25.4 101.6 145.8 0.68 mm mm mm kilograms C [3] [4] G L [1] D F E A Notes: [1] Mounting holes three on bottom, 6-32 UNC. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Height: Width: Depth: Weight: 1.00 in 4.00... 0.12 in. (3.05 mm). [3] Power and interface connectors can extend past the "A" dimension by 0.040 in . (5.08 mm). A 25 7.6 Mechanical specifications The following nominal dimensions are shown in . (3.05 mm). Mounting configuration dimensions
... in-lb (.675 NM) max with minimum thread engagement of the front panel are exclusive of drive 0.15 in 1.5 pounds 25.4 101.6 145.8 0.68 mm mm mm kilograms C [3] [4] G L [1] D F E A Notes: [1] Mounting holes three on bottom, 6-32 UNC. Hawk 2LP Family SCSI-2 (Volume 1), Rev. Height: Width: Depth: Weight: 1.00 in 4.00... 0.12 in. (3.05 mm). [3] Power and interface connectors can extend past the "A" dimension by 0.040 in . (5.08 mm). A 25 7.6 Mechanical specifications The following nominal dimensions are shown in . (3.05 mm). Mounting configuration dimensions
Product Manual
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... (units of lb/in (14.0 N/mm). All drive performance characterization, however, has been done with three of...mounting surface distortion (units of the drive allows it to be given to a...drive is applied to ensure that the ambient temperature immediately surrounding the drive will not exceed temperature conditions specified in horizontal (discs level) and vertical (drive...Drive orientation The balanced rotary arm actuator design of inches or millimeters). Specific consideration should be routed such that they do not block cooling air flow. 7.6.3 Drive mounting When mounting the drive...
... (units of lb/in (14.0 N/mm). All drive performance characterization, however, has been done with three of...mounting surface distortion (units of the drive allows it to be given to a...drive is applied to ensure that the ambient temperature immediately surrounding the drive will not exceed temperature conditions specified in horizontal (discs level) and vertical (drive...Drive orientation The balanced rotary arm actuator design of inches or millimeters). Specific consideration should be routed such that they do not block cooling air flow. 7.6.3 Drive mounting When mounting the drive...
Product Manual
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...outlined in the SCSI Interface Manual*. Data correction by the drive to the Initiator is described in this specification. The Request Sense command returns information to other sections where further details are given. 9.1 Drive internal defects/errors Identified defects are described in the SCSI...on the drive Error Recovery philosophy is given in SCSI Product Interface Manual*. Status reporting plays a role in the SCSI systems error management and its use of operational errors or faults across the interface is presented in the SCSI Interface Product Manual*. Hawk 2LP Family ...
...outlined in the SCSI Interface Manual*. Data correction by the drive to the Initiator is described in this specification. The Request Sense command returns information to other sections where further details are given. 9.1 Drive internal defects/errors Identified defects are described in the SCSI...on the drive Error Recovery philosophy is given in SCSI Product Interface Manual*. Status reporting plays a role in the SCSI systems error management and its use of operational errors or faults across the interface is presented in the SCSI Interface Product Manual*. Hawk 2LP Family ...
Product Manual
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...) T23.10.8 Next CDB Byte Access (Byte 9 of 10) T23.10.9 Next CDB Byte Access (Byte 10 of synchronous data transfer operation. Hawk 2LP Family SCSI-2 (Volume 1), Rev. See also sections 3.1.5.2 and 3.5.3.2 of setting periods as given in the SCSI-2 Interface Product Manual P/N 77738479...µs 0.10 µs 0.05 µ 0.05 µ 0.10 µs 0.10 µs Synchronous Data Transfer Characteristics: Request Signal Transfer Period [3] - - The specific timing values that apply to this drive are shown in section 11.5. The Drive is determined by negotiations between an Initiator and...
...) T23.10.8 Next CDB Byte Access (Byte 9 of 10) T23.10.9 Next CDB Byte Access (Byte 10 of synchronous data transfer operation. Hawk 2LP Family SCSI-2 (Volume 1), Rev. See also sections 3.1.5.2 and 3.5.3.2 of setting periods as given in the SCSI-2 Interface Product Manual P/N 77738479...µs 0.10 µs 0.05 µ 0.05 µ 0.10 µs 0.10 µs Synchronous Data Transfer Characteristics: Request Signal Transfer Period [3] - - The specific timing values that apply to this drive are shown in section 11.5. The Drive is determined by negotiations between an Initiator and...
Product Manual
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...phone system provides recorded technical information on hold. Technical support specialists are on selected Seagate products while you can access: • Specifications and jumper configurations for all Seagate products by return FAX. SeaTDD telephone number: 408/438-5382 TDD is a ...is available from 8:00 AM to Authorized Distributors. Recordings are toll calls. Hawk 2LP Family SCSI-2 (Volume 1), Rev. This service is available 24 hours a day, 7 days a week. SeaBOARD service: The Seagate Technical Support Bulletin Board System (BBS) is available 24 hours a day...
...phone system provides recorded technical information on hold. Technical support specialists are on selected Seagate products while you can access: • Specifications and jumper configurations for all Seagate products by return FAX. SeaTDD telephone number: 408/438-5382 TDD is a ...is available from 8:00 AM to Authorized Distributors. Recordings are toll calls. Hawk 2LP Family SCSI-2 (Volume 1), Rev. This service is available 24 hours a day, 7 days a week. SeaBOARD service: The Seagate Technical Support Bulletin Board System (BBS) is available 24 hours a day...
Product Manual
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... ST32430N/ND 77767471(I) SCSI-2 ST31230N/ND 77767471(I) SCSI-2 ST32430 Wide ST32430W/WD/WC/DC 77767480(I) SCSI-2 ST31230W/WD/WC/DC 77767480(I) SCSI-2 HAWK 4 Family ST15230 ST15230N/ND 77767472(I) SCSI-2 ST15230 Wide ST15230W/WD/WC/DC 77767479(I) SCSI-2 2.59 GB* 1.28 GB* 2.59 GB* 1.28 GB* 5170 MB* 5170 MB* SCSI Interface Manual, Vol. 2 SCSI Interface Manual; A Seagate...
... ST32430N/ND 77767471(I) SCSI-2 ST31230N/ND 77767471(I) SCSI-2 ST32430 Wide ST32430W/WD/WC/DC 77767480(I) SCSI-2 ST31230W/WD/WC/DC 77767480(I) SCSI-2 HAWK 4 Family ST15230 ST15230N/ND 77767472(I) SCSI-2 ST15230 Wide ST15230W/WD/WC/DC 77767479(I) SCSI-2 2.59 GB* 1.28 GB* 2.59 GB* 1.28 GB* 5170 MB* 5170 MB* SCSI Interface Manual, Vol. 2 SCSI Interface Manual; A Seagate...