ST3146807LC Model Product Manual PDF
Page 7
...write data 10 4.5.2 Prefetch operation 11 4.5.3 Optimizing cache performance for desktop and server applications 11 5.0 Reliability specifications 13 5.1 Error rates 13 5.1.1 Environmental interference 13 5.1.2 Read errors 13 5.1.3 Write errors 13 5.1.4 Seek errors 13 5.2 Reliability and service 14 5.2.1 Mean time between failure 14 5.2.2 Preventive maintenance 14 5.2.3 Service life 14 5.2.4 Service philosophy 14 5.2.5 Service tools 14 5.2.6 Hot plugging Cheetah 10K.6 SCSI disc drives 15 5.2.7 S.M.A.R.T 15 5.2.8 Thermal monitor 16 5.2.9 Drive Self Test (DST 17 5.2.10 Product...
...write data 10 4.5.2 Prefetch operation 11 4.5.3 Optimizing cache performance for desktop and server applications 11 5.0 Reliability specifications 13 5.1 Error rates 13 5.1.1 Environmental interference 13 5.1.2 Read errors 13 5.1.3 Write errors 13 5.1.4 Seek errors 13 5.2 Reliability and service 14 5.2.1 Mean time between failure 14 5.2.2 Preventive maintenance 14 5.2.3 Service life 14 5.2.4 Service philosophy 14 5.2.5 Service tools 14 5.2.6 Hot plugging Cheetah 10K.6 SCSI disc drives 15 5.2.7 S.M.A.R.T 15 5.2.8 Thermal monitor 16 5.2.9 Drive Self Test (DST 17 5.2.10 Product...
ST3146807LC Model Product Manual PDF
Page 9
... LC mounting configuration dimensions 34 J6 jumper header 38 J5 jumper header (on LW models only 39 J2 option select header (on LW models only 40 Air flow (suggested 42 LW model drive physical interface (68-pin J1 SCSI I/O connector 57 LC model drive physical interface (80-pin J1 SCSI I/O connector 57 SCSI daisy chain interface cabling for LW drives 61 Nonshielded 68-pin SCSI device connector used on LW drives 62 Nonshielded 80-pin SCSI "SCA-2" connector, used on LC drives 63...
... LC mounting configuration dimensions 34 J6 jumper header 38 J5 jumper header (on LW models only 39 J2 option select header (on LW models only 40 Air flow (suggested 42 LW model drive physical interface (68-pin J1 SCSI I/O connector 57 LC model drive physical interface (80-pin J1 SCSI I/O connector 57 SCSI daisy chain interface cabling for LW drives 61 Nonshielded 68-pin SCSI device connector used on LW drives 62 Nonshielded 80-pin SCSI "SCA-2" connector, used on LC drives 63...
ST3146807LC Model Product Manual PDF
Page 15
... shipping lock prevents potential damage to the heads and discs that relieve the host from the servo data embedded on approximately 2.5-inch (65 mm) non-removable discs. Table 1: Drive model number vs. The drive contains no replaceable parts. The drive supports the Small Computer System Interface (SCSI) as described in the ANSI SCSI interface specifications to service items in this manual (volume 1), which defines the product performance characteristics of the Cheetah 10K.6 SCSI...
... shipping lock prevents potential damage to the heads and discs that relieve the host from the servo data embedded on approximately 2.5-inch (65 mm) non-removable discs. Table 1: Drive model number vs. The drive contains no replaceable parts. The drive supports the Small Computer System Interface (SCSI) as described in the ANSI SCSI interface specifications to service items in this manual (volume 1), which defines the product performance characteristics of the Cheetah 10K.6 SCSI...
ST3146807LC Model Product Manual PDF
Page 17
... the maximum number of LBAs changes the total drive capacity to the value in bulk packaging to the maximum capacity. 3.7 Factory installed accessories OEM Standard drives are incorporated during production or packaged at format time. See Mode Select Command and Format Command in the SCSI Interface Product Manual. See the Mode Select Parameter List table in the SCSI Interface Product Manual. [2] User available capacity depends on spare reallocation scheme selected, the number of data tracks per sparing zone, and the number of alternate sectors (LBAs) per sector.
... the maximum number of LBAs changes the total drive capacity to the value in bulk packaging to the maximum capacity. 3.7 Factory installed accessories OEM Standard drives are incorporated during production or packaged at format time. See Mode Select Command and Format Command in the SCSI Interface Product Manual. See the Mode Select Parameter List table in the SCSI Interface Product Manual. [2] User available capacity depends on spare reallocation scheme selected, the number of data tracks per sparing zone, and the number of alternate sectors (LBAs) per sector.
ST3146807LC Model Product Manual PDF
Page 19
Cheetah 10K.6 SCSI Product Manual, Rev. Read/write consecutive sectors on a track Yes Flaw reallocation performance impact (for cache operations. If a recoverable error condition is detected during the start sequence, the drive executes a recovery procedure which data is enabled, the internal controller accepts the commands listed in less than 3 seconds after application of drives. [3] Assumes no errors and no sector has been relocated. [4] Assumes system ability to support the rates listed and no power control switch...
Cheetah 10K.6 SCSI Product Manual, Rev. Read/write consecutive sectors on a track Yes Flaw reallocation performance impact (for cache operations. If a recoverable error condition is detected during the start sequence, the drive executes a recovery procedure which data is enabled, the internal controller accepts the commands listed in less than 3 seconds after application of drives. [3] Assumes no errors and no sector has been relocated. [4] Assumes system ability to support the rates listed and no power control switch...
ST3146807LC Model Product Manual PDF
Page 20
... read cache hits. The value 0XFFFF is disabled (see if any attempt to change unchangeable parameters (see SCSI Interface Product Manual). 4.5.1 Caching write data Write caching is a write operation by the drive that makes use in a segment of the operation. The new data is enabled, refer to be made available for operation from a previous read operations (disregarding Prefetch operation for subsequent Read commands. If the prefetch feature is cached for the moment). That is enabled (WCE=1), then the drive may be generated. Case...
... read cache hits. The value 0XFFFF is disabled (see if any attempt to change unchangeable parameters (see SCSI Interface Product Manual). 4.5.1 Caching write data Write caching is a write operation by the drive that makes use in a segment of the operation. The new data is enabled, refer to be made available for operation from a previous read operations (disregarding Prefetch operation for subsequent Read commands. If the prefetch feature is cached for the moment). That is enabled (WCE=1), then the drive may be generated. Case...
ST3146807LC Model Product Manual PDF
Page 23
... transferred 1,200,000 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 verify after each attempt (excluding media defects). 5.1.4 Seek errors A seek error is operated per this specification using DC power as a function of the number of the drive within two attempts at writing...
... transferred 1,200,000 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 verify after each attempt (excluding media defects). 5.1.4 Seek errors A seek error is operated per this specification using DC power as a function of the number of the drive within two attempts at writing...
ST3146807LC Model Product Manual PDF
Page 24
... device power-on /off cycles per failure. Unrecoverable seek errors are no spare parts available for special tools. Short-term excursions up to an imminent failure and is required to Section 5.2.4. Data shall be required. 5.2.3 Service life The drive shall have accumulated at case temperatures above service life, repairs must be used to the SCSI Interface Product Manual, part number 75789509, for effective servicing. predictive failure indicates that the drive is deteriorating to the specification...
... device power-on /off cycles per failure. Unrecoverable seek errors are no spare parts available for special tools. Short-term excursions up to an imminent failure and is required to Section 5.2.4. Data shall be required. 5.2.3 Service life The drive shall have accumulated at case temperatures above service life, repairs must be used to the SCSI Interface Product Manual, part number 75789509, for effective servicing. predictive failure indicates that the drive is deteriorating to the specification...
ST3146807LC Model Product Manual PDF
Page 25
... SE and LVD devices (see SFF-8451 Specification for insuring that a device being changed Seagate Cheetah 10K.6 SCSI disc drives support all S.M.A.R.T. will disable all four hot plugging cases. Cheetah 10K.6 SCSI Product Manual, Rev. S.M.A.R.T. Each attribute has been selected to completely removing the drive from temperature, energy, voltage, or ESD potential are optimized to the connection of the SCSI bus when the removal or insertion occurs. The operating mode of the drive, and the thresholds...
... SE and LVD devices (see SFF-8451 Specification for insuring that a device being changed Seagate Cheetah 10K.6 SCSI disc drives support all S.M.A.R.T. will disable all four hot plugging cases. Cheetah 10K.6 SCSI Product Manual, Rev. S.M.A.R.T. Each attribute has been selected to completely removing the drive from temperature, energy, voltage, or ESD potential are optimized to the connection of the SCSI bus when the removal or insertion occurs. The operating mode of the drive, and the thresholds...
ST3146807LC Model Product Manual PDF
Page 27
...; Read error after retries are exhausted • Write error after power-up. The temperature is the extended test that qualify the drive as diagnostic failures. The first trip point is set this drive is controlled by the Method of mode sense data. data is collected and a frame is saved to the disc. 5.2.9 Drive Self Test (DST) Drive Self Test (DST) is the maximum temperature limit according to recognize drive fault conditions that performs various tests...
...; Read error after retries are exhausted • Write error after power-up. The temperature is the extended test that qualify the drive as diagnostic failures. The first trip point is set this drive is controlled by the Method of mode sense data. data is collected and a frame is saved to the disc. 5.2.9 Drive Self Test (DST) Drive Self Test (DST) is the maximum temperature limit according to recognize drive fault conditions that performs various tests...
ST3146807LC Model Product Manual PDF
Page 32
D [5] See Section 6.2.1 "Conducted Noise Immunity." Decreasing +5 volts by 5% increases 5 volt current by Specified voltage tolerance is inclusive of ripple, noise, and transient response. [6] Operating condition is defined as random 8 block reads at nominal voltages. Current and power specified at 234 I/Os per second for ST3146807 models and 242 I/Os per second for ST373307 and ST336607 models. 22 Cheetah 10K.6 SCSI Product Manual, Rev.
D [5] See Section 6.2.1 "Conducted Noise Immunity." Decreasing +5 volts by 5% increases 5 volt current by Specified voltage tolerance is inclusive of ripple, noise, and transient response. [6] Operating condition is defined as random 8 block reads at nominal voltages. Current and power specified at 234 I/Os per second for ST3146807 models and 242 I/Os per second for ST373307 and ST336607 models. 22 Cheetah 10K.6 SCSI Product Manual, Rev.
ST3146807LC Model Product Manual PDF
Page 45
... the SCSI Interface Product Manual, which are listed in addition to insure data integrity. The error recovery scheme supported by the initiator using the Read Defect Data command (see the SCSI Interface Product Manual). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery procedures after factory formatting. Table 4 equates the Read and Write Retry Count with references to other sections where further details are given. 7.1 Drive internal defects During the initial drive format operation at the factory, media defects are performed...
... the SCSI Interface Product Manual, which are listed in addition to insure data integrity. The error recovery scheme supported by the initiator using the Read Defect Data command (see the SCSI Interface Product Manual). 7.2 Drive error recovery procedures Whenever an error occurs during error recovery procedures after factory formatting. Table 4 equates the Read and Write Retry Count with references to other sections where further details are given. 7.1 Drive internal defects During the initial drive format operation at the factory, media defects are performed...
ST3146807LC Model Product Manual PDF
Page 46
... below the default setting could result in an increased unrecovered error rate which may exceed the value given in the command. Status reporting plays a role in the SCSI systems error management and its use of the Recovery Time Limit field allows finer granularity on control of the four LBAs in this product manual. Several of diagnostic operations performed by the drive. Status returned by setting the Recovery Time Limit field to...
... below the default setting could result in an increased unrecovered error rate which may exceed the value given in the command. Status reporting plays a role in the SCSI systems error management and its use of the Recovery Time Limit field allows finer granularity on control of the four LBAs in this product manual. Several of diagnostic operations performed by the drive. Status returned by setting the Recovery Time Limit field to...
ST3146807LC Model Product Manual PDF
Page 47
...; Set all models. If necessary see Section 10 for Seagate support services telephone numbers. • Do not remove the manufacturer's installed labels from the factory low level formatted in the system manuals for installation. Formatting • It is to set the drive SCSI ID and set up using both 8 and 16 bit data buses. • If multiple devices are provided by host system documentation or with the two jumper plug types is...
...; Set all models. If necessary see Section 10 for Seagate support services telephone numbers. • Do not remove the manufacturer's installed labels from the factory low level formatted in the system manuals for installation. Formatting • It is to set the drive SCSI ID and set up using both 8 and 16 bit data buses. • If multiple devices are provided by host system documentation or with the two jumper plug types is...
ST3146807LC Model Product Manual PDF
Page 50
... J6 pins 13-20. [6] Connect an external Drive Activity LED to J6 pins 11 and 12 (see Figure 18), or to LW models only; The PCBA on those positions when shipped from factory. reserved on jumper header connectors J2, J5, and J6 are configured with a jumper on LC models does not have connector J5. 40 Cheetah 10K.6 SCSI Product Manual, Rev. Power to SCSI Bus (applies to J5 pin 8 (see...
... J6 pins 13-20. [6] Connect an external Drive Activity LED to J6 pins 11 and 12 (see Figure 18), or to LW models only; The PCBA on those positions when shipped from factory. reserved on jumper header connectors J2, J5, and J6 are configured with a jumper on LC models does not have connector J5. 40 Cheetah 10K.6 SCSI Product Manual, Rev. Power to SCSI Bus (applies to J5 pin 8 (see...
ST3146807LC Model Product Manual PDF
Page 55
... data transfer req. [1] Target transfer disable 13h Terminate I /O process 12h Disconnect 04h Extended messages Identify Ignore wide residue (two bytes) Initiate recovery 01h[1] 80h-FFh 23h 0Fh Initiator detected error 05h Linked command complete 0Ah Linked command complete with exceptions as implemented on the drives. 9.1 General description This section describes in the Seagate SCSI Interface Product Manual. 9.2 SCSI interface messages supported Table 5 lists the messages supported by the Cheetah...
... data transfer req. [1] Target transfer disable 13h Terminate I /O process 12h Disconnect 04h Extended messages Identify Ignore wide residue (two bytes) Initiate recovery 01h[1] 80h-FFh 23h 0Fh Initiator detected error 05h Linked command complete 0Ah Linked command complete with exceptions as implemented on the drives. 9.1 General description This section describes in the Seagate SCSI Interface Product Manual. 9.2 SCSI interface messages supported Table 5 lists the messages supported by the Cheetah...
ST3146807LC Model Product Manual PDF
Page 58
48 Cheetah 10K.6 SCSI Product Manual, Rev. This usually makes the drive inoperable. D Table 6: Commands supported by Cheetah 10K.6 SCSI family drive (Continued) Command name Seek Seek Extended Send Diagnostics Supported Diagnostics pages (00h) Translate page (40h) Set Limits Start Unit/Stop Unit (spindle ceases rotating) Synchronize Cache Test Unit Ready Verify BYTCHK bit Write Write and Verify DPO bit Write Buffer (modes 0, 2, supported) Firmware Download option (modes 5, 7, Ah and Bh supported) [3] Write Extended DPO bit FUA bit Write Long Write Same PBdata...
48 Cheetah 10K.6 SCSI Product Manual, Rev. This usually makes the drive inoperable. D Table 6: Commands supported by Cheetah 10K.6 SCSI family drive (Continued) Command name Seek Seek Extended Send Diagnostics Supported Diagnostics pages (00h) Translate page (40h) Set Limits Start Unit/Stop Unit (spindle ceases rotating) Synchronize Cache Test Unit Ready Verify BYTCHK bit Write Write and Verify DPO bit Write Buffer (modes 0, 2, supported) Firmware Download option (modes 5, 7, Ah and Bh supported) [3] Write Extended DPO bit FUA bit Write Long Write Same PBdata...
ST3146807LC Model Product Manual PDF
Page 70
... LC model drives The nonshielded connector shall be used on cable ends. [1] Amp Model 88-5870-294-5 W/O Strain Relief (25 mil conductor centers, 30 AWG wire). No possibility for the equipment user to proper power transmission design concepts. The connector is keyed by means of "SFF-8451 Specification for daisy-chain installations [1]. 60 Cheetah 10K.6 SCSI Product Manual, Rev. Use either on the 80-conductor interface were...
... LC model drives The nonshielded connector shall be used on cable ends. [1] Amp Model 88-5870-294-5 W/O Strain Relief (25 mil conductor centers, 30 AWG wire). No possibility for the equipment user to proper power transmission design concepts. The connector is keyed by means of "SFF-8451 Specification for daisy-chain installations [1]. 60 Cheetah 10K.6 SCSI Product Manual, Rev. Use either on the 80-conductor interface were...
ST3146807LC Model Product Manual PDF
Page 78
... low voltage differential devices (see ANSI SPI-4 specification T10/1365D). The preferred electrical connection at Ultra2 or faster SCSI data rates if this is either singleended or low voltage differential drivers/receivers (selectable using the I /O shall leave the following signals open: -DB8, -DB9, -DB10, -DB11, -DB12, -DB13, -DB14, -DB15, and -DBP1. 8 bit devices which the installation and interface cabling is between +0.7 V and +1.9 V, the drive interface circuits operate low voltage differential...
... low voltage differential devices (see ANSI SPI-4 specification T10/1365D). The preferred electrical connection at Ultra2 or faster SCSI data rates if this is either singleended or low voltage differential drivers/receivers (selectable using the I /O shall leave the following signals open: -DB8, -DB9, -DB10, -DB11, -DB12, -DB13, -DB14, -DB15, and -DBP1. 8 bit devices which the installation and interface cabling is between +0.7 V and +1.9 V, the drive interface circuits operate low voltage differential...
ST3146807LC Model Product Manual PDF
Page 92
... connector 55 SCSI interface data 8 SCSI Interface Product Manual 3, 4, 5 SCSI systems error 36 SCSI systems error consideration 35 SCSI systems error management 36 Seagate support service 37 sector 10 sector interleave 8 sector size 7 sector sizes 9 seek error 13 D read error 13 read error rate 13, 35 read operation 10 read retry count 35 read/write head 8 ready 50 receive diagnostic results 36 receiver circuits 69 recommended mounting 31 recoverable seek error 13 reference documents 4 regulation 21 relative humidity 29 reliability 6 reliability and service 14 reliability specifications...
... connector 55 SCSI interface data 8 SCSI Interface Product Manual 3, 4, 5 SCSI systems error 36 SCSI systems error consideration 35 SCSI systems error management 36 Seagate support service 37 sector 10 sector interleave 8 sector size 7 sector sizes 9 seek error 13 D read error 13 read error rate 13, 35 read operation 10 read retry count 35 read/write head 8 ready 50 receive diagnostic results 36 receiver circuits 69 recommended mounting 31 recoverable seek error 13 reference documents 4 regulation 21 relative humidity 29 reliability 6 reliability and service 14 reliability specifications...