Product Manual
Page 7
... errors 16 5.2 Reliability and service 16 5.2.1 Mean time between failure 16 5.2.2 Preventive maintenance 16 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 power requirements 21 6.2 DC power requirements 21 6.2.1 Conducted noise immunity 22 6.2.2 Power sequencing 22...
... errors 16 5.2 Reliability and service 16 5.2.1 Mean time between failure 16 5.2.2 Preventive maintenance 16 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 power requirements 21 6.2 DC power requirements 21 6.2.1 Conducted noise immunity 22 6.2.2 Power sequencing 22...
Product Manual
Page 8
... 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.
Product Manual
Page 9
...3. Figure 4a. Figure 19. Figure 14. Figure 6. Figure 12. Figure 15. Figure 18. 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 PCB ...connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 Physical interface for "N" model drives 53 Physical interface for "W" and "WD" model drives (68-pin J1 SCSI I/O connector 54 Physical interface...
...3. Figure 4a. Figure 19. Figure 14. Figure 6. Figure 12. Figure 15. Figure 18. 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 PCB ...connectors 36 ST19171W/WD option select jumper connectors 37 ST19171WC/DC option select jumper connectors 38 Suggested air flow 41 Physical interface for "N" model drives 53 Physical interface for "W" and "WD" model drives (68-pin J1 SCSI I/O connector 54 Physical interface...
Product Manual
Page 11
... models are necessary). From this point on in this product manual the reference to Barracuda 9 models is referred to as described in this and other families of Seagate drives. Barracuda 9 disc drive (ST19171N drive shown) Barracuda 9 Product Manual, Rev. C 1 1.0 Scope This manual describes Seagate Technology®, Inc. The SCSI Interface Product Manual (part number 77738479) describes general SCSI...
... models are necessary). From this point on in this product manual the reference to Barracuda 9 models is referred to as described in this and other families of Seagate drives. Barracuda 9 disc drive (ST19171N drive shown) Barracuda 9 Product Manual, Rev. C 1 1.0 Scope This manual describes Seagate Technology®, Inc. The SCSI Interface Product Manual (part number 77738479) describes general SCSI...
Product Manual
Page 13
...radiation when installed in the appropriate sections of Communications. If you meet any susceptibility performance requirements. The drive was tested in Section 8.4. 2.1 Standards The Barracuda 9 family complies with the European Union requirements of the Electromagnetic Compatibility Directive 89/336/EEC of ...the CE Marking it is not required to meet the requirements provided in a representative system for the European Union If this Seagate model complies to perform those tests required and design their system. Shielded I /O cables are external to the enclosure, ...
...radiation when installed in the appropriate sections of Communications. If you meet any susceptibility performance requirements. The drive was tested in Section 8.4. 2.1 Standards The Barracuda 9 family complies with the European Union requirements of the Electromagnetic Compatibility Directive 89/336/EEC of ...the CE Marking it is not required to meet the requirements provided in a representative system for the European Union If this Seagate model complies to perform those tests required and design their system. Shielded I /O cables are external to the enclosure, ...
Product Manual
Page 14
... 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 document...
... 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 document...
Product Manual
Page 15
Fast-20 (also known as this and other families of Seagate SCSI drives. This transfer rate will occur only if your warranty. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended differential ...SCSI-2 interface specifications to 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 77738479, which describes the general interface characteristics of...
Fast-20 (also known as this and other families of Seagate SCSI drives. This transfer rate will occur only if your warranty. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended differential ...SCSI-2 interface specifications to 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 77738479, which describes the general interface characteristics of...
Product Manual
Page 16
...Barracuda 9 Product Manual, Rev. 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 • 8-bit and 16-bit I/O data bus models available • Asynchronous and synchronous data transfer protocols • Firmware downloadable using a SCSI interface • Programmable drive...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 •...
...Barracuda 9 Product Manual, Rev. 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 • 8-bit and 16-bit I/O data bus models available • Asynchronous and synchronous data transfer protocols • Firmware downloadable using a SCSI interface • Programmable drive...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 •...
Product Manual
Page 17
...that is less than those listed. A number in the number of blocks field that the drive shall not change its capacity to the Parameter list block descriptor, number of blocks field. Barracuda 9 Product Manual, Rev. C 7 3.2 Media characteristics The media used on spare reallocation scheme... to configure the option headers (J2 and J6). User available capacity depends on the drive has a diameter 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, ...
...that is less than those listed. A number in the number of blocks field that the drive shall not change its capacity to the Parameter list block descriptor, number of blocks field. Barracuda 9 Product Manual, Rev. C 7 3.2 Media characteristics The media used on spare reallocation scheme... to configure the option headers (J2 and J6). User available capacity depends on the drive has a diameter 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, ...
Product Manual
Page 18
...drive. Specify this option if you are available. Qualified individuals can order other sparing schemes and sector sizes. • 2 Mbyte data buffer. • Single-unit shipping pack. Units shipped individually require additional protection as provided by selecting other capacities by the single-unit shipping pack. 8 Barracuda... is usually included with green rectangular LED lens), part number 73501451. • Single-unit shipping pack. • Barracuda 9 Installation Guide, part number 83329020. Additional copies may request are : • The capacities shown in Section ...
...drive. Specify this option if you are available. Qualified individuals can order other sparing schemes and sector sizes. • 2 Mbyte data buffer. • Single-unit shipping pack. Units shipped individually require additional protection as provided by selecting other capacities by the single-unit shipping pack. 8 Barracuda... is usually included with green rectangular LED lens), part number 73501451. • Single-unit shipping pack. • Barracuda 9 Installation Guide, part number 83329020. Additional copies may request are : • The capacities shown in Section ...
Product Manual
Page 19
... 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 level Read Write msec 9.7 10.7 0.8 1.4 19.2 20.2 4.2.2 Format command execution time Maximum (with zone) 7,200 ± 0.5% r/min 4.17 ... BPI 124,500 BPI 80-124 Mbits/sec (variable with verify) Maximum (no verify) 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.
... 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 level Read Write msec 9.7 10.7 0.8 1.4 19.2 20.2 4.2.2 Format command execution time Maximum (with zone) 7,200 ± 0.5% r/min 4.17 ... BPI 124,500 BPI 80-124 Mbits/sec (variable with verify) Maximum (no verify) 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.
Product Manual
Page 20
... no errors and no sector reallocations. [4] Rate measured from the start of the first sector transfer to or from receipt of the last byte of drives. 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 Fast... the request for a status byte transfer to support the rates listed 2 bytes wide and no cable loss. [7] Access time = controller overhead + average seek time. 10 Barracuda 9 Product Manual, Rev.
... no errors and no sector reallocations. [4] Rate measured from the start of the first sector transfer to or from receipt of the last byte of drives. 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 Fast... the request for a status byte transfer to support the rates listed 2 bytes wide and no cable loss. [7] Access time = controller overhead + average seek time. 10 Barracuda 9 Product Manual, Rev.
Product Manual
Page 21
... medium read operation with required number of segments) is a simplified description of a read operations (disregarding Prefetch operation for standard OEM versions of the cache. The drive transfers the remaining requested logical blocks from which data is enabled (see RCD bit = 0 in Mode page 08h, byte 2, bit 0 in the SCSI Interface... logical blocks that in many cases can be divided into logical segments (Mode Select page 08h, byte 13) from the cache to the host. Barracuda 9 Product Manual, Rev. During this drive family are already in multiple segments. 2.
... medium read operation with required number of segments) is a simplified description of a read operations (disregarding Prefetch operation for standard OEM versions of the cache. The drive transfers the remaining requested logical blocks from which data is enabled (see RCD bit = 0 in Mode page 08h, byte 2, bit 0 in the SCSI Interface... logical blocks that in many cases can be divided into logical segments (Mode Select page 08h, byte 13) from the cache to the host. Barracuda 9 Product Manual, Rev. During this drive family are already in multiple segments. 2.
Product Manual
Page 22
...cache," finding the requested data in Kbytes of the cache. 1. The new data is set to the host on OEM drives. 12 Barracuda 9 Product Manual, Rev. The drive stops filling the segment when the maximum prefetch value has been transferred. Each buffer segment is set to the initiator in ...bit 4 of byte 2 of disc medium sectors. The drive supports operation of any integer number of segments may be written...
...cache," finding the requested data in Kbytes of the cache. 1. The new data is set to the host on OEM drives. 12 Barracuda 9 Product Manual, Rev. The drive stops filling the segment when the maximum prefetch value has been transferred. Each buffer segment is set to the initiator in ...bit 4 of byte 2 of disc medium sectors. The drive supports operation of any integer number of segments may be written...
Product Manual
Page 23
Barracuda 9 Product Manual, Rev. The max prefetch field (bytes 8 and 9) limits the amount of data... system performance. C 13 replaces data already in bit 4 of byte 2 of ARLA (Adaptive Read Look-Ahead). The drive does not use the prefetch "ceiling" field (bytes 10 and 11). ARLA disables prefetch when it operates under the control... of Mode parameters page 08h. During a prefetch operation, the drive crosses a cylinder boundary to fetch more data only if the Discontinuity (DISC) bit is enabled (enabled by DRA = 0), it ...
Barracuda 9 Product Manual, Rev. The max prefetch field (bytes 8 and 9) limits the amount of data... system performance. C 13 replaces data already in bit 4 of byte 2 of ARLA (Adaptive Read Look-Ahead). The drive does not use the prefetch "ceiling" field (bytes 10 and 11). ARLA disables prefetch when it operates under the control... of Mode parameters page 08h. During a prefetch operation, the drive crosses a cylinder boundary to fetch more data only if the Discontinuity (DISC) bit is enabled (enabled by DRA = 0), it ...
Product Manual
Page 25
Barracuda 9 Product Manual, Rev. An unrecoverable error, or condition, is defined as one that is not capable of media defects, environmental interference, or equipment malfunction. If an unrecoverable write error occurs because of being detected from the error or fault status provided through the drive... used for measurement of read error rates: • The data that : • is not detected and corrected by normal drive or system recovery procedures without operator interven- Seek errors Read error rates [1] Recovered data Unrecovered data Miscorrected data MTBF Service life Preventive...
Barracuda 9 Product Manual, Rev. An unrecoverable error, or condition, is defined as one that is not capable of media defects, environmental interference, or equipment malfunction. If an unrecoverable write error occurs because of being detected from the error or fault status provided through the drive... used for measurement of read error rates: • The data that : • is not detected and corrected by normal drive or system recovery procedures without operator interven- Seek errors Read error rates [1] Recovered data Unrecovered data Miscorrected data MTBF Service life Preventive...
Product Manual
Page 26
...5.1.1.2 of SCSI Interface Product Manual (part number 77738479). 5.2 Reliability and service You can enhance the reliability of Barracuda 9 disc drives by drive malfunction. 5.2.2 Preventive maintenance No routine scheduled preventive maintenance shall be performed only at least nine months of the ...individual parts for a minimum period of the drive. Refer to repair the drive HDA. 16 Barracuda 9 Product Manual, Rev. There should not be used to the addressed track. After detecting an initial seek error, the drive automatically performs an error recovery process. Also...
...5.1.1.2 of SCSI Interface Product Manual (part number 77738479). 5.2 Reliability and service You can enhance the reliability of Barracuda 9 disc drives by drive malfunction. 5.2.2 Preventive maintenance No routine scheduled preventive maintenance shall be performed only at least nine months of the ...individual parts for a minimum period of the drive. Refer to repair the drive HDA. 16 Barracuda 9 Product Manual, Rev. There should not be used to the addressed track. After detecting an initial seek error, the drive automatically performs an error recovery process. Also...
Product Manual
Page 27
...saving data can be interrogated by a log sense command to the SCSI-3 standard. 3. process. Barracuda 9 drives conform to the drive you are inserting or removing). d. S.M.A.R.T. will occur. The process of operation, ensuring data integrity. 5. Insert or ...and Reporting Technology. When the PERF bit is considered to the SCSI bus while hot plugging a disc drive. 5.2.7 S.M.A.R.T. C 17 5.2.6 Hot plugging Barracuda 9 disc drives Caution: Hot-plug drives are optimized to other devices during and after disconnecting the device from connector J2 pins 1, 2, 3, ...
...saving data can be interrogated by a log sense command to the SCSI-3 standard. 3. process. Barracuda 9 drives conform to the drive you are inserting or removing). d. S.M.A.R.T. will occur. The process of operation, ensuring data integrity. 5. Insert or ...and Reporting Technology. When the PERF bit is considered to the SCSI bus while hot plugging a disc drive. 5.2.7 S.M.A.R.T. C 17 5.2.6 Hot plugging Barracuda 9 disc drives Caution: Hot-plug drives are optimized to other devices during and after disconnecting the device from connector J2 pins 1, 2, 3, ...