Product Manual
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... operates at the factory. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended differential Number of I/O connector pins 50 68 68 80 80 Number of the media to maintain a contamination-free HDA environment. The drive supports the Small Computer System Interface (SCSI) as described in the sealed enclosure (heads, media, actuator, etc.) as Ultra SCSI) is sealed at SCSI-1 and SCSI-2 data transfer rates...
... operates at the factory. differentiating features Model number ST19171N ST19171W ST19171WD ST19171WC ST19171DC I/O circuit type single-ended single-ended differential single-ended differential Number of I/O connector pins 50 68 68 80 80 Number of the media to maintain a contamination-free HDA environment. The drive supports the Small Computer System Interface (SCSI) as described in the sealed enclosure (heads, media, actuator, etc.) as Ultra SCSI) is sealed at SCSI-1 and SCSI-2 data transfer rates...
Product Manual
Page 16
... of defects on command (post format) • 128-bit Reed-Solomon error-correction code for office environment • Low power consumption 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 capacity • Selectable sector size from 180...
... of defects on command (post format) • 128-bit Reed-Solomon error-correction code for office environment • Low power consumption 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 capacity • Selectable sector size from 180...
Product Manual
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.... Users having the necessary equipment may modify the data block size before issuing a format command and obtain different formatted capacities than the maximum number of LBAs is rounded down to the maximum capacity. 3.7 Factory installed accessories The Barracuda 9 Installation Guide, part number 83329020, is currently formatted to the value in the SCSI Interface Product Manual, part number 77738479. [2] The number of data tracks per sparing zone and the number of LBAs changes the total drive capacity to have 512-byte sectors. See Mode Select Command...
.... Users having the necessary equipment may modify the data block size before issuing a format command and obtain different formatted capacities than the maximum number of LBAs is rounded down to the maximum capacity. 3.7 Factory installed accessories The Barracuda 9 Installation Guide, part number 83329020, is currently formatted to the value in the SCSI Interface Product Manual, part number 77738479. [2] The number of data tracks per sparing zone and the number of LBAs changes the total drive capacity to have 512-byte sectors. See Mode Select Command...
Product Manual
Page 22
... transferred. To enable the WCE bit, change unchangeable parameters (see Section 4.5.2). 12 Barracuda 9 Product Manual, Rev. When a write command is issued, the cache is a prefetch "hit," not a "cache" operation "hit." DRA bit). If a size specification is sent by the host in the buffer is first checked to a value of segments setting. The drive supports operation of any attempt to change Mode Sense Page 08h, byte 2, bit 2 to see the SCSI Interface Product Manual). The default...
... transferred. To enable the WCE bit, change unchangeable parameters (see Section 4.5.2). 12 Barracuda 9 Product Manual, Rev. When a write command is issued, the cache is a prefetch "hit," not a "cache" operation "hit." DRA bit). If a size specification is sent by the host in the buffer is first checked to a value of segments setting. The drive supports operation of any attempt to change Mode Sense Page 08h, byte 2, bit 2 to see the SCSI Interface Product Manual). The default...
Product Manual
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... 1 sector in 1021 bits transferred 1,000,000 hours 5 years None required Note. [1] Error rate specified with automatic retries and data correction with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints (see Section 6.2). • The drive has been formatted with a read error rates must be verified as being written correctly on the media. • All media defect induced errors must be used for...
... 1 sector in 1021 bits transferred 1,000,000 hours 5 years None required Note. [1] Error rate specified with automatic retries and data correction with ECC enabled and all interface timings, power supply voltages, environmental requirements and drive mounting constraints (see Section 6.2). • The drive has been formatted with a read error rates must be verified as being written correctly on the media. • All media defect induced errors must be used for...
Product Manual
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... seek operations. Depot repair or replacement of the drive to position the heads to repair the drive HDA. Also, there are required for site installation or recommended for site maintenance. 16 Barracuda 9 Product Manual, Rev. C 5.1.4 Seek errors A seek error is defined as failures for effective servicing. There should not be required. 5.2.3 Service life The drive has a useful service life of disc drives in Table 3, column 1) will not affect MTBF performance. If the error recovery process fails, a seek positioning error...
... seek operations. Depot repair or replacement of the drive to position the heads to repair the drive HDA. Also, there are required for site installation or recommended for site maintenance. 16 Barracuda 9 Product Manual, Rev. C 5.1.4 Seek errors A seek error is defined as failures for effective servicing. There should not be required. 5.2.3 Service life The drive has a useful service life of disc drives in Table 3, column 1) will not affect MTBF performance. If the error recovery process fails, a seek positioning error...
Product Manual
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... power ground and logic ground at least 1 millisecond after disconnecting the device from connector J2 pins 1, 2, 3, and 4. 2. c. Ensure that the next scheduled interrupt will be two hours. is accomplished by the RTZ command. Note. The firmware will reset the timer so that the drive carrier discharges all SCSI devices on -line data as the drive performs normal read/write operations. Each attribute has been selected to monitor a specific set...
... power ground and logic ground at least 1 millisecond after disconnecting the device from connector J2 pins 1, 2, 3, and 4. 2. c. Ensure that the next scheduled interrupt will be two hours. is accomplished by the RTZ command. Note. The firmware will reset the timer so that the drive carrier discharges all SCSI devices on -line data as the drive performs normal read/write operations. Each attribute has been selected to monitor a specific set...
Product Manual
Page 28
... under normal use due to defect in materials on the date of shipment to set thresholds for Seagate products. The algorithm that it reaches the predictive threshold, a predictive failure is preserved through bus resets and power cycles. Predictive failures S.M.A.R.T. signals predictive failures when the drive is referred to the number of time. 18 Barracuda 9 Product Manual, Rev. Should the counter continually be acceptable. To determine rate, error events...
... under normal use due to defect in materials on the date of shipment to set thresholds for Seagate products. The algorithm that it reaches the predictive threshold, a predictive failure is preserved through bus resets and power cycles. Predictive failures S.M.A.R.T. signals predictive failures when the drive is referred to the number of time. 18 Barracuda 9 Product Manual, Rev. Should the counter continually be acceptable. To determine rate, error events...
Product Manual
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.... Minimum current loading for pin selection information. T1 - All times and currents are powered on the J2 connector. 6.2.3 12 V current profile Figure 3 identifies the drive +5 V and +12 V current profile. 22 Barracuda 9 Product Manual, Rev. Where multiple units are typical. The current during power-up to accelerate under current limiting after performing drive internal diagnostics. Power is as a third-stroke seek at track 0. [10] Seeking is unlocked. T2 - T3 - See...
.... Minimum current loading for pin selection information. T1 - All times and currents are powered on the J2 connector. 6.2.3 12 V current profile Figure 3 identifies the drive +5 V and +12 V current profile. 22 Barracuda 9 Product Manual, Rev. Where multiple units are typical. The current during power-up to accelerate under current limiting after performing drive internal diagnostics. Power is as a third-stroke seek at track 0. [10] Seeking is unlocked. T2 - T3 - See...
Product Manual
Page 43
...Limit parameters. The drive firmware error recovery algorithms consist of time spent in error recovery for the command has not yet been met. The error recovery procedures used by the drive in communications between Initiator and the drive). The times given do so, performs error recovery procedures to attempt to a new place on using the Read Defect Data command (see Section 5.2.1.2 in the SCSI Interface Product Manual, part number 77738479). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery procedures after factory formatting. Barracuda 9 Product...
...Limit parameters. The drive firmware error recovery algorithms consist of time spent in error recovery for the command has not yet been met. The error recovery procedures used by the drive in communications between Initiator and the drive). The times given do so, performs error recovery procedures to attempt to a new place on using the Read Defect Data command (see Section 5.2.1.2 in the SCSI Interface Product Manual, part number 77738479). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery procedures after factory formatting. Barracuda 9 Product...
Product Manual
Page 45
... drive. Refer to make the new settings effective. • Installation instructions are needed for default mode parameters if they are provided by host system documentation or with the standard OEM drives. If jumpers are changed after power has been applied, recycle the drive power to Section 9.3.2 for installation. The notes following the figures describe the functions of the SCSI bus cable. C 35 8.0 Installation The first thing to set up using the ID jumpers. Formatting...
... drive. Refer to make the new settings effective. • Installation instructions are needed for default mode parameters if they are provided by host system documentation or with the standard OEM drives. If jumpers are changed after power has been applied, recycle the drive power to Section 9.3.2 for installation. The notes following the figures describe the functions of the SCSI bus cable. C 35 8.0 Installation The first thing to set up using the ID jumpers. Formatting...
Product Manual
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...Interface Product Manual. 9.2 SCSI interface messages supported Table 6 lists the messages supported by ESP SCSI-2 Abort 06h Y Abort-tag 0Dh Y Bus device reset 0Ch Y Clear queue 0Eh Y Command complete 00h Y Continue I /O process 11h N Wide data transfer request [1] [2] Y Notes. [1] Extended message (refer to the SCSI Interface Product Manual, part number 77738479). [2] Not applicable to "N" models. Table 6: SCSI messages supported by Barracuda 9 family drives Message Name Message Code Supported by the SCSI-2 and SCSI-3 modes of Advanced SCSI Architecture firmware...
...Interface Product Manual. 9.2 SCSI interface messages supported Table 6 lists the messages supported by ESP SCSI-2 Abort 06h Y Abort-tag 0Dh Y Bus device reset 0Ch Y Clear queue 0Eh Y Command complete 00h Y Continue I /O process 11h N Wide data transfer request [1] [2] Y Notes. [1] Extended message (refer to the SCSI Interface Product Manual, part number 77738479). [2] Not applicable to "N" models. Table 6: SCSI messages supported by Barracuda 9 family drives Message Name Message Code Supported by the SCSI-2 and SCSI-3 modes of Advanced SCSI Architecture firmware...
Product Manual
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... operating definitions page (81h) Jumper settings page (C2h) Supported vital product data pages (0h) Unit serial number page (80h) Lock-unlock cache Log select DU bit DS bit TSD bit ETC bit TMC bit LP bit Log sense Cache statistics page (37h) Non-medium error page (06h) Pages supported list (00h) Power-on time page (3Eh) Read error counter page (03h) S.M.A.R.T. Barracuda family drives can be changed back and forth between SCSI-1, SCSI-2, and SCSI-3 modes using...
... operating definitions page (81h) Jumper settings page (C2h) Supported vital product data pages (0h) Unit serial number page (80h) Lock-unlock cache Log select DU bit DS bit TSD bit ETC bit TMC bit LP bit Log sense Cache statistics page (37h) Non-medium error page (06h) Pages supported list (00h) Power-on time page (3Eh) Read error counter page (03h) S.M.A.R.T. Barracuda family drives can be changed back and forth between SCSI-1, SCSI-2, and SCSI-3 modes using...
Product Manual
Page 56
... (modes 0, 2 supported) 3Bh Firmware download option (modes 5, 7 supported) [3] Write extended 2Ah DPO bit supported FUA bit supported Write long 3Fh Write same 41h XD read 52h XD write 50h XD write extended 80h XP write 51h Supported by ESP SCSI-2/3 N N N Y Y Y Y Y N Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y N Y [1] The drive can format to any even number of bytes per sector from 180 to 4096. [2] Table 9 shows how individual bits are set that are changeable by the host. [3] Warning: A power loss during flash...
... (modes 0, 2 supported) 3Bh Firmware download option (modes 5, 7 supported) [3] Write extended 2Ah DPO bit supported FUA bit supported Write long 3Fh Write same 41h XD read 52h XD write 50h XD write extended 80h XP write 51h Supported by ESP SCSI-2/3 N N N Y Y Y Y Y N Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y N Y [1] The drive can format to any even number of bytes per sector from 180 to 4096. [2] Table 9 shows how individual bits are set that are changeable by the host. [3] Warning: A power loss during flash...
Product Manual
Page 79
... input voltage) = 1.9 V minimum (signal false); Differential I /O circuits are required. Receiver characteristics Single-ended drives use open collector single-ended driver. No external cables are open collector, three state drivers. Single-ended circuits use an ANSI SCSI single-ended receiver with 330 ohms to +5V and 330 ohms to provide the SCSI termination. This 80-pin connector is first or last in Figure 20. Barracuda 9 Product Manual, Rev...
... input voltage) = 1.9 V minimum (signal false); Differential I /O circuits are required. Receiver characteristics Single-ended drives use open collector single-ended driver. No external cables are open collector, three state drivers. Single-ended circuits use an ANSI SCSI single-ended receiver with 330 ohms to +5V and 330 ohms to provide the SCSI termination. This 80-pin connector is first or last in Figure 20. Barracuda 9 Product Manual, Rev...
Product Manual
Page 84
... µs max. 0.04 µs max. - The specific timing values that apply to this drive are shown in the SCSI Interface Product Manual, part number 77738479, Section 4.5. The Drive is determined by negotiations between an Initiator and a Drive. 74 Barracuda 9 Product Manual, Rev. C Description Data in byte transfer (parameter) Data out byte transfer (parameter) Next data in byte access (parameter) Next data byte out access (parameter) Data in byte transfer (media) [2] Data out byte transfer (media) [2] Next data in byte access (media [2] Next data in Section...
... µs max. 0.04 µs max. - The specific timing values that apply to this drive are shown in the SCSI Interface Product Manual, part number 77738479, Section 4.5. The Drive is determined by negotiations between an Initiator and a Drive. 74 Barracuda 9 Product Manual, Rev. C Description Data in byte transfer (parameter) Data out byte transfer (parameter) Next data in byte access (parameter) Next data byte out access (parameter) Data in byte transfer (media) [2] Data out byte transfer (media) [2] Next data in byte access (media [2] Next data in Section...
Product Manual
Page 85
... hours. Set your Seagate® drive or other technical issues. Barracuda 9 Product Manual, Rev. SeaFONE® 1-800-SEAGATE Seagate's 800 number (1-800-732-4283) allows toll-free access to automated self-help you need additional assistance with system conflicts and other Seagate products, use a touch-tone telephone to access Seagate's automated FAX system to DiscSupport @ Seagate.com or TapeSupport @ Seagate.com. C 75 10.0 Seagate technical support services If you with your communications software to technical support specialists...
... hours. Set your Seagate® drive or other technical issues. Barracuda 9 Product Manual, Rev. SeaFONE® 1-800-SEAGATE Seagate's 800 number (1-800-732-4283) allows toll-free access to automated self-help you need additional assistance with system conflicts and other Seagate products, use a touch-tone telephone to access Seagate's automated FAX system to DiscSupport @ Seagate.com or TapeSupport @ Seagate.com. C 75 10.0 Seagate technical support services If you with your communications software to technical support specialists...
Product Manual
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... B backward compatibility 5 Barracuda 9 Installation Guide 4, 7, 8 block format 44 buffer segment 12 buffer space 11 bulkhead connectors 55 bus device reset SCSI message 43 busy status 51 BYTCHK 46 bytes 9 bytes from index 44 bytes per sector 46 C cable characteristics single-ended circuits 56 cable connectors 55 part numbers 57 cable requirements 55 cabling 59 cache buffer 7 77 cache control prefetch/multi-segmented 11 cache operation 11 cache statistics page 44 caching parameters page 45 caching write data 12 capacities...
... B backward compatibility 5 Barracuda 9 Installation Guide 4, 7, 8 block format 44 buffer segment 12 buffer space 11 bulkhead connectors 55 bus device reset SCSI message 43 busy status 51 BYTCHK 46 bytes 9 bytes from index 44 bytes per sector 46 C cable characteristics single-ended circuits 56 cable connectors 55 part numbers 57 cable requirements 55 cabling 59 cache buffer 7 77 cache control prefetch/multi-segmented 11 cache operation 11 cache statistics page 44 caching parameters page 45 caching write data 12 capacities...
Product Manual
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... 39 drive characteristics 9 drive configuration 39 drive default mode parameter 35 drive ID 35, 39 drive ID select jumper connector 35 drive internal defects and errors 33 drive mounting 42 drive orientation 41 drive power 35 drive primary defects list 33 drive reset 39 drive select headers 52 drive volume 35 drivers/receivers 6 differential 70 single-ended 69 DS bit command 44 DSP bit 44 DU bit 44 E EFT defect list 33 Barracuda 9 Product Manual, Rev. C electrical description 69 electrical specifications...
... 39 drive characteristics 9 drive configuration 39 drive default mode parameter 35 drive ID 35, 39 drive ID select jumper connector 35 drive internal defects and errors 33 drive mounting 42 drive orientation 41 drive power 35 drive primary defects list 33 drive reset 39 drive select headers 52 drive volume 35 drivers/receivers 6 differential 70 single-ended 69 DS bit command 44 DSP bit 44 DU bit 44 E EFT defect list 33 Barracuda 9 Product Manual, Rev. C electrical description 69 electrical specifications...
Product Manual
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... cable requirements 55 SCSI interface commands 44 SCSI interface connector 52 SCSI interface data 10 SCSI interface messages 43 SCSI interface physical description 55 SCSI Interface Product Manual 1, 4, 5 SCSI status supported 51 SCSI systems error 34 SCSI systems error consideration 33 SCSI systems error management 34 SCSI timing 73 SCSI-3 (Fast-20) interface 5 Seagate support service 35 search data equal command 46 search data high command 46 search data low command 46 sector size 6, 10 seek 9 seek command 46 seek errors 15, 16 seek extended command 46 segmented caching 51 self-diagnostics...
... cable requirements 55 SCSI interface commands 44 SCSI interface connector 52 SCSI interface data 10 SCSI interface messages 43 SCSI interface physical description 55 SCSI Interface Product Manual 1, 4, 5 SCSI status supported 51 SCSI systems error 34 SCSI systems error consideration 33 SCSI systems error management 34 SCSI timing 73 SCSI-3 (Fast-20) interface 5 Seagate support service 35 search data equal command 46 search data high command 46 search data low command 46 sector size 6, 10 seek 9 seek command 46 seek errors 15, 16 seek extended command 46 segmented caching 51 self-diagnostics...