Product Manual
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Barracuda 9 Disc Drive ST19171N/W/WD/WC/DC ...Product Manual, Volume 1
Barracuda 9 Disc Drive ST19171N/W/WD/WC/DC ...Product Manual, Volume 1
Product Manual
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Barracuda 9 Disc Drive ST19171N/W/WD/WC/DC ...Product Manual, Volume 1
Barracuda 9 Disc Drive ST19171N/W/WD/WC/DC ...Product Manual, Volume 1
Product Manual
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Olson D. Ashby/G. If you need SCSI interface information, order the volume 2 SCSI Interface Product Manual, part number 77738479. A Rev. Ashby/G. Ashby/G. Olson D. Olson Sheets Affected All 3, 4, 5, 7, 9, 10, 12, 18, 24, 25, 26, 31, 44, 46, 47, 49, 50, 52, 55, ..., 75, and 76. 9, 10, 16, 18, 23, 24, 33, 34, 49, 50, 53, and 61. This manual is volume 1 of a two-volume document with the SCSI interface information in the volume 2 SCSI Interface Product Manual, part number 77738479. Revision status summary sheet Revision Rev. C Date 12/06/96 04/10/97 06...
Olson D. Ashby/G. If you need SCSI interface information, order the volume 2 SCSI Interface Product Manual, part number 77738479. A Rev. Ashby/G. Ashby/G. Olson D. Olson Sheets Affected All 3, 4, 5, 7, 9, 10, 12, 18, 24, 25, 26, 31, 44, 46, 47, 49, 50, 52, 55, ..., 75, and 76. 9, 10, 16, 18, 23, 24, 33, 34, 49, 50, 53, and 61. This manual is volume 1 of a two-volume document with the SCSI interface information in the volume 2 SCSI Interface Product Manual, part number 77738479. Revision status summary sheet Revision Rev. C Date 12/06/96 04/10/97 06...
Product Manual
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...3.3 Performance 7 3.4 Reliability 7 3.5 Unformatted and formatted capacities 7 3.6 Programmable drive capacity 7 3.7 Factory installed accessories 7 3.8 Options (factory installed 8 3.9 Accessories (user installed 8 4.0 Performance characteristics 9 4.1 Internal drive characteristics (transparent to user 9 4.2 SCSI seek performance characteristics (visible to user... 5.2.3 Service life 16 5.2.4 Service philosophy 16 5.2.5 Service tools 16 5.2.6 Hot plugging Barracuda 9 disc drives 17 5.2.7 S.M.A.R.T 17 5.2.8 Product warranty 18 6.0 Physical/electrical specifications 21 6.1 AC ...
...3.3 Performance 7 3.4 Reliability 7 3.5 Unformatted and formatted capacities 7 3.6 Programmable drive capacity 7 3.7 Factory installed accessories 7 3.8 Options (factory installed 8 3.9 Accessories (user installed 8 4.0 Performance characteristics 9 4.1 Internal drive characteristics (transparent to user 9 4.2 SCSI seek performance characteristics (visible to user... 5.2.3 Service life 16 5.2.4 Service philosophy 16 5.2.5 Service tools 16 5.2.6 Hot plugging Barracuda 9 disc drives 17 5.2.7 S.M.A.R.T 17 5.2.8 Product warranty 18 6.0 Physical/electrical specifications 21 6.1 AC ...
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... Acoustics 29 6.4.7 Electromagnetic susceptibility 29 6.5 Mechanical specifications 30 7.0 Defect and error management 33 7.1 Drive internal defects 33 7.2 Drive error recovery procedures 33 7.3 SCSI systems errors 34 8.0 Installation 35 8.1 Drive ID/option select header 35 8.1.1 Notes for Figures 9, 10, and 11 39 8.1.2 Function description ...-ended drivers/receivers 69 9.7.2 Differential drivers/receivers 70 9.8 Terminator requirements 72 9.9 Terminator power 72 9.10 Disc drive SCSI timing 73 10.0 Seagate technical support services 75 vi Barracuda 9 Product Manual, Rev.
... Acoustics 29 6.4.7 Electromagnetic susceptibility 29 6.5 Mechanical specifications 30 7.0 Defect and error management 33 7.1 Drive internal defects 33 7.2 Drive error recovery procedures 33 7.3 SCSI systems errors 34 8.0 Installation 35 8.1 Drive ID/option select header 35 8.1.1 Notes for Figures 9, 10, and 11 39 8.1.2 Function description ...-ended drivers/receivers 69 9.7.2 Differential drivers/receivers 70 9.8 Terminator requirements 72 9.9 Terminator power 72 9.10 Disc drive SCSI timing 73 10.0 Seagate technical support services 75 vi Barracuda 9 Product Manual, Rev.
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... 20. Figure 2. Figure 3. Figure 13. Figure 18. C vii Figure 1. Figure 7. List of Figures Barracuda 9 disc drive (ST19171N drive shown 1 Barracuda 9 family drive 6 Typical Barracuda 9 drive +5 V and +12 V current profile 23 Location of PCB components listed in Table 3 25 Location of ...for "WC" and "DC" models 32 ST19171N option select jumper connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 ... 6. Figure 11. Figure 17. Figure 19. Figure 21. Barracuda 9 Product Manual, Rev. Figure 14.
... 20. Figure 2. Figure 3. Figure 13. Figure 18. C vii Figure 1. Figure 7. List of Figures Barracuda 9 disc drive (ST19171N drive shown 1 Barracuda 9 family drive 6 Typical Barracuda 9 drive +5 V and +12 V current profile 23 Location of PCB components listed in Table 3 25 Location of ...for "WC" and "DC" models 32 ST19171N option select jumper connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 ... 6. Figure 11. Figure 17. Figure 19. Figure 21. Barracuda 9 Product Manual, Rev. Figure 14.
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... 1. Barracuda 9 disc drive (ST19171N drive shown) Barracuda 9 drives support the small computer system interface (SCSI) as "the drive" (unless references to the extent described in this and other families of Seagate drives. Barracuda 9™ disc drives. The SCSI Interface Product Manual (part number 77738479) describes general SCSI interface characteristics of this manual. From this point on in this product manual the reference to Barracuda...
... 1. Barracuda 9 disc drive (ST19171N drive shown) Barracuda 9 drives support the small computer system interface (SCSI) as "the drive" (unless references to the extent described in this and other families of Seagate drives. Barracuda 9™ disc drives. The SCSI Interface Product Manual (part number 77738479) describes general SCSI interface characteristics of this manual. From this point on in this product manual the reference to Barracuda...
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... B limits of the FCC Rules and Regulations of the Canadian Department of Communications. Barracuda 9 Product Manual, Rev. The drive depends on its host equipment to provide adequate power and environment to meet the requirements provided in Section 8.4. 2.1 Standards The Barracuda 9 family complies with this Seagate model complies to VDE 0805 and EN60950. 2.1.1 Electromagnetic compatibility The...
... B limits of the FCC Rules and Regulations of the Canadian Department of Communications. Barracuda 9 Product Manual, Rev. The drive depends on its host equipment to provide adequate power and environment to meet the requirements provided in Section 8.4. 2.1 Standards The Barracuda 9 family complies with this Seagate model complies to VDE 0805 and EN60950. 2.1.1 Electromagnetic compatibility The...
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...Electromagnetic Compatibility (EMC) Framework requirements of Australia's Spectrum Management Agency (SMA). 2.3 Reference documents Barracuda 9 Installation Guide Seagate part number: 83329020 SCSI Interface Product Manual (Volume 2) Seagate part number: 77738479 ANSI small computer system interface (SCSI) document numbers: X3.131-1994...Ultra SCSI") SFF-8046 Specification for 80-pin SCA connector for SCSI disk drives Performance testing of shipping containers and systems: Seagate P/N 30190-001 (under 100 lb.) and Seagate P/N 30191-001 (over 100 lb.) In case of conflict between this ...
...Electromagnetic Compatibility (EMC) Framework requirements of Australia's Spectrum Management Agency (SMA). 2.3 Reference documents Barracuda 9 Installation Guide Seagate part number: 83329020 SCSI Interface Product Manual (Volume 2) Seagate part number: 77738479 ANSI small computer system interface (SCSI) document numbers: X3.131-1994...Ultra SCSI") SFF-8046 Specification for 80-pin SCA connector for SCSI disk drives Performance testing of shipping containers and systems: Seagate P/N 30190-001 (under 100 lb.) and Seagate P/N 30191-001 (over 100 lb.) In case of conflict between this ...
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...service items in this manual (volume 1), which defines the product performance characteristics of the Barracuda 9 family of drives, and the SCSI Interface Product Manual (volume 2), part number.... This exploded view is removed. Barracuda 9 drives use a dedicated landing zone at the innermost radius of Seagate SCSI drives. The drive automatically goes to the heads and ...rates for backward compatibility with minimal power dissipation. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended ...
...service items in this manual (volume 1), which defines the product performance characteristics of the Barracuda 9 family of drives, and the SCSI Interface Product Manual (volume 2), part number.... This exploded view is removed. Barracuda 9 drives use a dedicated landing zone at the innermost radius of Seagate SCSI drives. The drive automatically goes to the heads and ...rates for backward compatibility with minimal power dissipation. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended ...
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6 Barracuda 9 Product Manual, Rev. See Section 4.5 • Hot plug compatibility (Section 9.6.4.3 lists proper host connector needed) for "WC" and "DC" model drives • SCAM (SCSI Configured Auto Magically) Plug-n-Play Level 2 compliant • Low ...format) • 128-bit Reed-Solomon error-correction code for office environment • Low power consumption C Figure 2. Barracuda 9 family drive 3.1 Standard features Barracuda 9 drives have the following standard features: • Integrated SCSI controller • Single-ended or differential SCSI drivers and receivers •...
6 Barracuda 9 Product Manual, Rev. See Section 4.5 • Hot plug compatibility (Section 9.6.4.3 lists proper host connector needed) for "WC" and "DC" model drives • SCAM (SCSI Configured Auto Magically) Plug-n-Play Level 2 compliant • Low ...format) • 128-bit Reed-Solomon error-correction code for office environment • Low power consumption C Figure 2. Barracuda 9 family drive 3.1 Standard features Barracuda 9 drives have the following standard features: • Integrated SCSI controller • Single-ended or differential SCSI drivers and receivers •...
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... of jumpers are formatted to the maximum capacity. 3.7 Factory installed accessories The Barracuda 9 Installation Guide, part number 83329020, is coated with a thin film magnetic material, overcoated with each standard OEM drive (unless otherwise specified). A value greater than those listed. A small bag ...and the number of approximately 3.5 inches (86 mm). User available capacity depends on the drive has a diameter of alternate sectors (LBAs) per sector. Barracuda 9 Product Manual, Rev. Sector size selectable at format time. The aluminum substrate is shipped with a proprietary...
... of jumpers are formatted to the maximum capacity. 3.7 Factory installed accessories The Barracuda 9 Installation Guide, part number 83329020, is coated with a thin film magnetic material, overcoated with each standard OEM drive (unless otherwise specified). A value greater than those listed. A small bag ...and the number of approximately 3.5 inches (86 mm). User available capacity depends on the drive has a diameter of alternate sectors (LBAs) per sector. Barracuda 9 Product Manual, Rev. Sector size selectable at format time. The aluminum substrate is shipped with a proprietary...
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... capacities by the single-unit shipping pack. Additional copies may request are available. 8 Barracuda 9 Product Manual, Rev. Specify this option if you are : • The capacities shown in the field. • Front panel kit (with each standard OEM drive. Units shipped individually require additional protection as provided by selecting other sparing schemes and...
... capacities by the single-unit shipping pack. Additional copies may request are available. 8 Barracuda 9 Product Manual, Rev. Specify this option if you are : • The capacities shown in the field. • Front panel kit (with each standard OEM drive. Units shipped individually require additional protection as provided by selecting other sparing schemes and...
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...Barracuda 9 Product Manual, Rev. C 9 4.0 Performance characteristics 4.1 Internal drive characteristics (transparent to all Barracuda 9 models unless otherwise specified. Refer to Section 9.10 and to the SCSI Interface Product Manual (part number 77738479) for additional timing details. 4.2.1 Access time [7] Average Single track Full stroke Typical [2] Typical [2] Typical [2] Including controller overhead (without disconnect) [2] [3] Drive...to user) The values given in Section 4.2.1 apply to user) Drive capacity Read/write heads Bytes/track Bytes/surface Tracks/surface, total ...
...Barracuda 9 Product Manual, Rev. C 9 4.0 Performance characteristics 4.1 Internal drive characteristics (transparent to all Barracuda 9 models unless otherwise specified. Refer to Section 9.10 and to the SCSI Interface Product Manual (part number 77738479) for additional timing details. 4.2.1 Access time [7] Average Single track Full stroke Typical [2] Typical [2] Typical [2] Including controller overhead (without disconnect) [2] [3] Drive...to user) The values given in Section 4.2.1 apply to user) Drive capacity Read/write heads Bytes/track Bytes/surface Tracks/surface, total ...
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10 Barracuda 9 Product Manual, Rev. Access data time = controller overhead + average seek time + latency. C SCSI interface data transfer rate (asynchronous) [4]: Maximum instantaneous Maximum average Synchronous transfer rate for SCSI ... wide and no cable loss. [6] Assumes system ability to support the rates listed 2 bytes wide and no sector reallocations. [4] Rate measured from the start of drives. These access times do not include average rotational latency time. [3] Assumes no errors and no cable loss. [7] Access time = controller overhead + average seek time...
10 Barracuda 9 Product Manual, Rev. Access data time = controller overhead + average seek time + latency. C SCSI interface data transfer rate (asynchronous) [4]: Maximum instantaneous Maximum average Synchronous transfer rate for SCSI ... wide and no cable loss. [6] Assumes system ability to support the rates listed 2 bytes wide and no sector reallocations. [4] Rate measured from the start of drives. These access times do not include average rotational latency time. [3] Assumes no errors and no cable loss. [7] Access time = controller overhead + average seek time...
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..." ratio rules. See explanations associated with Mode page 02h (disconnect/reconnect control) in the SCSI Interface Product Manual (77738479) less than 3 seconds after DC power is , the drive does not check in many cases can be divided into logical segments (Mode Select page 08h, byte 13)... through some commands over the SCSI interface. Drive transfers to the initiator the first logical block requested plus all data transfers to the host. "Cache" as used as 60 seconds. The cache can be in Section 4.5.1 and 4.5.2. Barracuda 9 Product Manual, Rev. If you have the 2,048 ...
..." ratio rules. See explanations associated with Mode page 02h (disconnect/reconnect control) in the SCSI Interface Product Manual (77738479) less than 3 seconds after DC power is , the drive does not check in many cases can be divided into logical segments (Mode Select page 08h, byte 13)... through some commands over the SCSI interface. Drive transfers to the initiator the first logical block requested plus all data transfers to the host. "Cache" as used as 60 seconds. The cache can be in Section 4.5.1 and 4.5.2. Barracuda 9 Product Manual, Rev. If you have the 2,048 ...
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... prefetch. C Case B - The default is three segments. 4.5.1 Caching write data When the WCE (Write Cache Enable) bit is enabled, the drive uses a drive buffer storage area where the data to 1 in Kbytes of the cache. 1. The new data is zero for subsequent read cache. Though the prefetch...the number of write data logical blocks exceeds the size of the operation. These bytes read command can be directly selected. 12 Barracuda 9 Product Manual, Rev. The buffer segmentation scheme is set to be written are cleared. Read command is received and the first logical block...
... prefetch. C Case B - The default is three segments. 4.5.1 Caching write data When the WCE (Write Cache Enable) bit is enabled, the drive uses a drive buffer storage area where the data to 1 in Kbytes of the cache. 1. The new data is zero for subsequent read cache. Though the prefetch...the number of write data logical blocks exceeds the size of the operation. These bytes read command can be directly selected. 12 Barracuda 9 Product Manual, Rev. The buffer segmentation scheme is set to be written are cleared. Read command is received and the first logical block...
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..., the drive crosses a cylinder boundary to fetch more data only if the Discontinuity (DISC) bit is not using software interleave, and if two sequential read operations are not for physically contiguous blocks of data (e.g. ARLA disables prefetch when it operates under the control of data, ARLA keeps prefetch enabled. Barracuda 9 Product Manual, Rev... disables prefetch, but as long as sequential read look-ahead) is enabled (enabled by DRA = 0), it decides that a prefetch "hit" will not likely occur. The drive does not use the prefetch "ceiling" field (bytes 10 and 11).
..., the drive crosses a cylinder boundary to fetch more data only if the Discontinuity (DISC) bit is not using software interleave, and if two sequential read operations are not for physically contiguous blocks of data (e.g. ARLA disables prefetch when it operates under the control of data, ARLA keeps prefetch enabled. Barracuda 9 Product Manual, Rev... disables prefetch, but as long as sequential read look-ahead) is enabled (enabled by DRA = 0), it decides that a prefetch "hit" will not likely occur. The drive does not use the prefetch "ceiling" field (bytes 10 and 11).
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...result of an equipment malfunction in this manual (see Section 6.2). • The drive has been formatted with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints (see Section 8.4). Barracuda 9 Product Manual, Rev. An unrecoverable error, or... condition, is defined as one that is not capable of the drive within two attempts at writing the record with...
...result of an equipment malfunction in this manual (see Section 6.2). • The drive has been formatted with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints (see Section 8.4). Barracuda 9 Product Manual, Rev. An unrecoverable error, or... condition, is defined as one that is not capable of the drive within two attempts at writing the record with...
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... any stoppage or substandard performance caused by ensuring that may degrade product reliability. The drive warranty is voided if the HDA is an unrecoverable seek error. 16 Barracuda 9 Product Manual, Rev. There should not be used to repair the drive HDA. Section 8.3.1 provides recommended air-flow information. 5.2.1 Mean time between failure The production disc...
... any stoppage or substandard performance caused by ensuring that may degrade product reliability. The drive warranty is voided if the HDA is an unrecoverable seek error. 16 Barracuda 9 Product Manual, Rev. There should not be used to repair the drive HDA. Section 8.3.1 provides recommended air-flow information. 5.2.1 Mean time between failure The production disc...