Cheetah 15K.4 FC Product Manual
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... port support 53 9.3 SCSI commands supported 54 9.3.1 Inquiry data 58 9.3.2 Mode Sense data 58 9.4 Miscellaneous operating features and conditions 63 9.5 FC-AL physical interface 64 9.5.1 Physical characteristics 64 9.5.2 Connector requirements 65 9.5.3 Electrical description 66 9.5.4 Pin descriptions 66 9.5.5 FC-AL transmitters and receivers 67 9.5.6 Power 67 9.5.7 Fault LED Out 67 9.5.8 Active LED Out 67 9.5.9 Enable port bypass signals 68 9.5.10 Motor start controls 68 9.5.11...
... port support 53 9.3 SCSI commands supported 54 9.3.1 Inquiry data 58 9.3.2 Mode Sense data 58 9.4 Miscellaneous operating features and conditions 63 9.5 FC-AL physical interface 64 9.5.1 Physical characteristics 64 9.5.2 Connector requirements 65 9.5.3 Electrical description 66 9.5.4 Pin descriptions 66 9.5.5 FC-AL transmitters and receivers 67 9.5.6 Power 67 9.5.7 Fault LED Out 67 9.5.8 Active LED Out 67 9.5.9 Enable port bypass signals 68 9.5.10 Motor start controls 68 9.5.11...
Cheetah 15K.4 FC Product Manual
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... responsibility of those integrating the drive within their systems to perform those tests required and design their system. If the I /O cables may be securely mounted in order to use. The design characteristics of the drive. C 3 It is not required to meet the requirements of this manual and the Seagate Fibre Channel Interface Manual, part number 77767496. Cheetah 15K.4 FC Product Manual, Rev. Mounting by bottom holes...
... responsibility of those integrating the drive within their systems to perform those tests required and design their system. If the I /O cables may be securely mounted in order to use. The design characteristics of the drive. C 3 It is not required to meet the requirements of this manual and the Seagate Fibre Channel Interface Manual, part number 77767496. Cheetah 15K.4 FC Product Manual, Rev. Mounting by bottom holes...
Cheetah 15K.4 FC Product Manual
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... attachment • Differential copper FC drivers and receivers • Downloadable firmware using the FC-AL interface • Supports SCSI enclosure services via interface connector • 128-deep task set on the FC-AL backpanel or through the interface connector • Fibre Channel worldwide name uniquely identifies the drive and each port • User-selectable logical block size (512 to eliminate seek errors • Self-diagnostics performed at power on • 1:1 interleave • Zone...
... attachment • Differential copper FC drivers and receivers • Downloadable firmware using the FC-AL interface • Supports SCSI enclosure services via interface connector • 128-deep task set on the FC-AL backpanel or through the interface connector • Fibre Channel worldwide name uniquely identifies the drive and each port • User-selectable logical block size (512 to eliminate seek errors • Self-diagnostics performed at power on • 1:1 interleave • Zone...
Cheetah 15K.4 FC Product Manual
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... not Cheetah 15K.4 FC Product Manual, Rev. A value of zero in their assurance of blocks field. The sector size is useful, or whether their project planning, as it ensures a stable operating point with flexibility if they choose, Seagate recommends product planning in the SCSI Interface Product Manual. Seagate drives also may modify the data block size before issuing a format command and obtain different formatted capacities than maximum. Seagate designs specify capacity points at format time.
... not Cheetah 15K.4 FC Product Manual, Rev. A value of zero in their assurance of blocks field. The sector size is useful, or whether their project planning, as it ensures a stable operating point with flexibility if they choose, Seagate recommends product planning in the SCSI Interface Product Manual. Seagate drives also may modify the data block size before issuing a format command and obtain different formatted capacities than maximum. Seagate designs specify capacity points at format time.
Cheetah 15K.4 FC Product Manual
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...-contained circular buffer whose length is 3 segments. The wrap-around capability of the individual segments greatly enhances the cache's overall performance, allowing a wide range of logical blocks. Divide the 7,077 Kbytes in the Fibre Channel Interface Manual. Default is an integer number of user-selectable configurations. Note. The size of sectors per segment, any cache segment, the drive fetches it . Sending a size specification using the Mode Select command; C 13
...-contained circular buffer whose length is 3 segments. The wrap-around capability of the individual segments greatly enhances the cache's overall performance, allowing a wide range of logical blocks. Divide the 7,077 Kbytes in the Fibre Channel Interface Manual. Default is an integer number of user-selectable configurations. Note. The size of sectors per segment, any cache segment, the drive fetches it . Sending a size specification using the Mode Select command; C 13
Cheetah 15K.4 FC Product Manual
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... use Mode Select page 08h, byte 12, bit 5 (Disable Read Ahead - During a prefetch operation, the drive crosses a cylinder boundary to fetch more data only if Mode parameters page 08h, byte 2, bit 4 is stored while the drive performs the Write command. ARLA disables prefetch when it does for any logical blocks that has not yet been written to be generated. The Synchronize Cache command may return Good status on a write command...
... use Mode Select page 08h, byte 12, bit 5 (Disable Read Ahead - During a prefetch operation, the drive crosses a cylinder boundary to fetch more data only if Mode parameters page 08h, byte 2, bit 4 is stored while the drive performs the Write command. ARLA disables prefetch when it does for any logical blocks that has not yet been written to be generated. The Synchronize Cache command may return Good status on a write command...
Cheetah 15K.4 FC Product Manual
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... than 1 sector in error per 1015 bits transferred. Error rate specified with automatic retries and data correction with this manual assume the following reliability specifications assume correct host and drive operational interface, including all flaws reallocated. 5.1 Error rates The error rates stated in this manual using write bits transferred for recoverable errors occurring during a read, and using DC power as 1 error for that block. Unrecoverable Data Errors resulting from error rate computations. • Assume random data. • Default OEM error recovery settings are...
... than 1 sector in error per 1015 bits transferred. Error rate specified with automatic retries and data correction with this manual assume the following reliability specifications assume correct host and drive operational interface, including all flaws reallocated. 5.1 Error rates The error rates stated in this manual using write bits transferred for recoverable errors occurring during a read, and using DC power as 1 error for that block. Unrecoverable Data Errors resulting from error rate computations. • Assume random data. • Default OEM error recovery settings are...
Cheetah 15K.4 FC Product Manual
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... failure indicates that ensures the case temperatures specified in 108 seeks. After detecting an initial seek error, the drive automatically performs an error recovery process. Section 8.3 provides recommended air-flow information. 5.2.1 Mean time between failure (MTBF) The production disc drive achieves an MTBF of disc drives in service. MTBF is required. 18 Cheetah 15K.4 FC Product Manual, Rev. 5.1.3 Seek errors A seek error is specified as device power-on hours (POH) for all drives in service per failure. Recoverable seek errors are not exceeded. The MTBF...
... failure indicates that ensures the case temperatures specified in 108 seeks. After detecting an initial seek error, the drive automatically performs an error recovery process. Section 8.3 provides recommended air-flow information. 5.2.1 Mean time between failure (MTBF) The production disc drive achieves an MTBF of disc drives in service. MTBF is required. 18 Cheetah 15K.4 FC Product Manual, Rev. 5.1.3 Seek errors A seek error is specified as device power-on hours (POH) for all drives in service per failure. Recoverable seek errors are not exceeded. The MTBF...
Cheetah 15K.4 FC Product Manual
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... Informational Exceptions Control mode page (1Ch). You can 't predict instantaneous drive failures. The Pass-through state, when it into the system. The receiver on the type of the next device in the operating performance of operation. The disc drive defaults to recognize conditions that no temperature, energy, voltage hazard, or ESD potential hazard is controlled by the DEXCPT and PERF bits on by using the Rezero Unit command...
... Informational Exceptions Control mode page (1Ch). You can 't predict instantaneous drive failures. The Pass-through state, when it into the system. The receiver on the type of the next device in the operating performance of operation. The disc drive defaults to recognize conditions that no temperature, energy, voltage hazard, or ESD potential hazard is controlled by the DEXCPT and PERF bits on by using the Rezero Unit command...
Cheetah 15K.4 FC Product Manual
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... the number of times the error rate for the number of degraded errors increases to as the Failure Counter. In either case, the interval and failure counters are recorded. A temperature sensor monitors the drive temperature and issues a warning over the interface when the temperature exceeds a set thresholds for each attribute. 5.2.5 Thermal monitor Cheetah 15K.4 FC drives implement a temperature warning system which: 1. monitors the rate at ten-minute intervals after power...
... the number of times the error rate for the number of degraded errors increases to as the Failure Counter. In either case, the interval and failure counters are recorded. A temperature sensor monitors the drive temperature and issues a warning over the interface when the temperature exceeds a set thresholds for each attribute. 5.2.5 Thermal monitor Cheetah 15K.4 FC drives implement a temperature warning system which: 1. monitors the rate at ten-minute intervals after power...
Cheetah 15K.4 FC Product Manual
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... SCSI standard. There are enabled during the test. If DST encounters an error during DST. Cheetah 15K.4 FC Product Manual, Rev. The thermal monitor system generates a warning code of 01-0B01 when the temperature exceeds the specified limit in length-it reports a fault condition. This feature is controlled by the Enable Warning (EWasc) bit, and the reporting mechanism is user-selectable using the Log Select command...
... SCSI standard. There are enabled during the test. If DST encounters an error during DST. Cheetah 15K.4 FC Product Manual, Rev. The thermal monitor system generates a warning code of 01-0B01 when the temperature exceeds the specified limit in length-it reports a fault condition. This feature is controlled by the Enable Warning (EWasc) bit, and the reporting mechanism is user-selectable using the Log Select command...
Cheetah 15K.4 FC Product Manual
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... transporting the repair or replacement item to appear in accordance with Seagate's warranty procedure. The self-test results value is set to the applicable specifications will be moved to the last 20 self-tests performed by using the Seagate web site (www.seagate.com). If the field is a 4-bit field that fails to function properly under normal use a SCSI Bus Reset or a Bus Device Reset message to...
... transporting the repair or replacement item to appear in accordance with Seagate's warranty procedure. The self-test results value is set to the applicable specifications will be moved to the last 20 self-tests performed by using the Seagate web site (www.seagate.com). If the field is a 4-bit field that fails to function properly under normal use a SCSI Bus Reset or a Bus Device Reset message to...
Cheetah 15K.4 FC Product Manual
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... default setting could result in an increased unrecovered error rate which may exceed the value given in the Fibre Channel Interface Manual. Note: A recovery time limit of diagnostic operations performed by the drive to the initiator is described in this product manual. Minimum recovery time limit is achieved by the host system. If the recovery time limit is set to 00 C8 hex (200 msec decimal) a four LBA read retry count set...
... default setting could result in an increased unrecovered error rate which may exceed the value given in the Fibre Channel Interface Manual. Note: A recovery time limit of diagnostic operations performed by the drive to the initiator is described in this product manual. Minimum recovery time limit is achieved by the host system. If the recovery time limit is set to 00 C8 hex (200 msec decimal) a four LBA read retry count set...
Cheetah 15K.4 FC Product Manual
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... loop initialization process is performed when power is applied to the drive, when a device is called the hard assigned arbitrated loop physical address (AL_PA). Table provides the pin descriptions for additional information about this drive. 8.0 Installation Cheetah 15K.4 FC disc drive installation is shipped from the Fibre Channel loop, or when a device times out attempting to win arbitration. • Set all option configurations for devices on the loop...
... loop initialization process is performed when power is applied to the drive, when a device is called the hard assigned arbitrated loop physical address (AL_PA). Table provides the pin descriptions for additional information about this drive. 8.0 Installation Cheetah 15K.4 FC disc drive installation is shipped from the Fibre Channel loop, or when a device times out attempting to win arbitration. • Set all option configurations for devices on the loop...
Cheetah 15K.4 FC Product Manual
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... responses Table 6 lists the FC SCSI FCP response codes returned for task management functions supported. C 9.1.2 Fibre Channel task management functions Table 5 lists the Fibre Channel SCSI Fibre Channel Protocol (FC SCSI FCP) task management functions supported. Table 6: FC SCSI FCP response codes Function name Function complete Function not supported Function reject Response code 00 04 05 48 Cheetah 15K.4 FC Product Manual, Rev.
... responses Table 6 lists the FC SCSI FCP response codes returned for task management functions supported. C 9.1.2 Fibre Channel task management functions Table 5 lists the Fibre Channel SCSI Fibre Channel Protocol (FC SCSI FCP) task management functions supported. Table 6: FC SCSI FCP response codes Function name Function complete Function not supported Function reject Response code 00 04 05 48 Cheetah 15K.4 FC Product Manual, Rev.
Cheetah 15K.4 FC Product Manual
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... (Eastern time). 76 Cheetah 15K.4 FC Product Manual, Rev. Data Recovery Services Seagate offers data recovery services for assistance. to 8:00 P.M., Monday through Friday, and 9:00 A.M. Additional information, including an online request form and data loss prevention resources, is available at www.datarecovery.seagate.com. to 5:00 P.M., Monday through Friday (Central time). 2Hours of the Seagate CSO warranty centers for all formats and all brands of operation are currently...
... (Eastern time). 76 Cheetah 15K.4 FC Product Manual, Rev. Data Recovery Services Seagate offers data recovery services for assistance. to 8:00 P.M., Monday through Friday, and 9:00 A.M. Additional information, including an online request form and data loss prevention resources, is available at www.datarecovery.seagate.com. to 5:00 P.M., Monday through Friday (Central time). 2Hours of the Seagate CSO warranty centers for all formats and all brands of operation are currently...
Cheetah 15K.4 FC Product Manual
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... Middle East, dial our presales and technical support call center at +31-20-3167222 from 8:00 A.M. to 5:00 P.M. (Central Europe time) Monday through Friday. For warranty service in Amsterdam, The Netherlands. The CSO warranty center is located in Africa and the Middle East, dial our European CSO warranty center at +1-405324-4714 from 8:30 A.M. Cheetah 15K.4 FC Product Manual, Rev.
... Middle East, dial our presales and technical support call center at +31-20-3167222 from 8:00 A.M. to 5:00 P.M. (Central Europe time) Monday through Friday. For warranty service in Amsterdam, The Netherlands. The CSO warranty center is located in Africa and the Middle East, dial our European CSO warranty center at +1-405324-4714 from 8:30 A.M. Cheetah 15K.4 FC Product Manual, Rev.
Cheetah 15K.4 FC Product Manual
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... data heads read/write 11 data rate internal 11 data transfer rate 12 data valid eye 73 Date code page command 54 DC power 66 requirements 25 defect and error management 39 deferred error handling 63 description 7 DEV_CTRL_CODE 71 Device Behavior page command 54 device control code values 71 Device Identification page command 54 device selection IDs 43 devices 43 differential PECL input 72 dimensions 38 Disable page out command 55 disc rotation speed 11 Disconnect/reconnect control (page 02h) command 54 Download...
... data heads read/write 11 data rate internal 11 data transfer rate 12 data valid eye 73 Date code page command 54 DC power 66 requirements 25 defect and error management 39 deferred error handling 63 description 7 DEV_CTRL_CODE 71 Device Behavior page command 54 device control code values 71 Device Identification page command 54 device selection IDs 43 devices 43 differential PECL input 72 dimensions 38 Disable page out command 55 disc rotation speed 11 Disconnect/reconnect control (page 02h) command 54 Download...
Cheetah 15K.4 FC Product Manual
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...-Scan 42 miscellaneous feature support Adaptive caching 63 Asynchronous event notification 63 Automatic contingent allegiance 63 Deferred error handling 63 FC-AL selective reset 63 Cheetah 15K.4 FC Product Manual, Rev. Firmware numbers page command 54 flawed sector reallocation 8 FLOGI received on Port A 51 received on Port B 51 Force unit access command 55 form factor 8 format 43 Format command execution time 12 Format page (03h) command 54 Format unit command 54 front panel...
...-Scan 42 miscellaneous feature support Adaptive caching 63 Asynchronous event notification 63 Automatic contingent allegiance 63 Deferred error handling 63 FC-AL selective reset 63 Cheetah 15K.4 FC Product Manual, Rev. Firmware numbers page command 54 flawed sector reallocation 8 FLOGI received on Port A 51 received on Port B 51 Force unit access command 55 form factor 8 format 43 Format command execution time 12 Format page (03h) command 54 Format unit command 54 front panel...
Cheetah 15K.4 FC Product Manual
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... resonance 33 return information 24 Rezero unit command 54 Rigid disc drive geometry page command 54 rotation speed 11 running disparity 19 S safety 3 SCA part numbers 65 SCSI interface commands supported 54 Search data equal command 55 high command 55 low command 55 Seek command 54 seek error defined 18 rate 17 Seek extended command 55 seek performance characteristics 11 seek time average typical 11 full stroke typical 11 single track typical 11 segmented caching 63 SEL ID...
... resonance 33 return information 24 Rezero unit command 54 Rigid disc drive geometry page command 54 rotation speed 11 running disparity 19 S safety 3 SCA part numbers 65 SCSI interface commands supported 54 Search data equal command 55 high command 55 low command 55 Seek command 54 seek error defined 18 rate 17 Seek extended command 55 seek performance characteristics 11 seek time average typical 11 full stroke typical 11 single track typical 11 segmented caching 63 SEL ID...