Product Manual
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... maintenance of the following seven chapters: Chapter 1 General Description This chapter introduces the disk drives standard features, hardware, and system configuration. inch hard disk drives with an embedded Serial Attached SCSI (SAS). This manual is written for users who...chapter describes in computer systems. The MANUAL ORGANIZATION section describes organization and scope of hard disk drives and their installation environment. C141-E252 1 Preface This manual describes MBA3300RC, MBA3147RC, and MBA3073RC 3.5 - This chapter also describes diagnostic methods for installing it ...
... maintenance of the following seven chapters: Chapter 1 General Description This chapter introduces the disk drives standard features, hardware, and system configuration. inch hard disk drives with an embedded Serial Attached SCSI (SAS). This manual is written for users who...chapter describes in computer systems. The MANUAL ORGANIZATION section describes organization and scope of hard disk drives and their installation environment. C141-E252 1 Preface This manual describes MBA3300RC, MBA3147RC, and MBA3073RC 3.5 - This chapter also describes diagnostic methods for installing it ...
Product Manual
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MANUAL ORGANIZATION PRODUCT MANUAL (This manual) SAS INTERFACE MANUAL 1. Installation 6. Diagnostics and Maintenance 7. Installation Requirements 5. Data Buffer Management 4. Specifications 3. SAS Interface 2. Disk Media Management C141-E252 5 Command Specifications 5. Parameter Data Format 6. Sense Data and Error Recovery Methods 7. Command Processing 3. General Description 2. Error Analysis 1. Data Format 4.
MANUAL ORGANIZATION PRODUCT MANUAL (This manual) SAS INTERFACE MANUAL 1. Installation 6. Diagnostics and Maintenance 7. Installation Requirements 5. Data Buffer Management 4. Specifications 3. SAS Interface 2. Disk Media Management C141-E252 5 Command Specifications 5. Parameter Data Format 6. Sense Data and Error Recovery Methods 7. Command Processing 3. General Description 2. Error Analysis 1. Data Format 4.
Product Manual
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... data 83 7.2.2 Sense data (3-0C-03), (4-32-01), (4-40-xx), (4-C4-xx), and (4-44-xx 84 7.2.3 Sense data (1-1x-xx), (3-1x-xx) and (E-1D-00): Disk read error............84 C141-E252 9
... data 83 7.2.2 Sense data (3-0C-03), (4-32-01), (4-40-xx), (4-C4-xx), and (4-44-xx 84 7.2.3 Sense data (1-1x-xx), (3-1x-xx) and (E-1D-00): Disk read error............84 C141-E252 9
Product Manual
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The interface used to connect the HDDs to the host system complies with ANSI T10/1601-D Serial Attached SCSI-1.1 (SAS-1.1), which complies with the 3.5-inch hard disk drive form factor. (2) Environmental Protection The HDDs comply with the Restriction of the use of the MBA3xxxRC. C141-E252 13 The HDDs are equipped with a serial ... certain Hazardous Substances in electrical and electronic equipment (RoHS) directive issued by European Union (EU). (3) SAS Standard The HDDs are high performance large capacity 3.5-inch hard disk drives with an embedded Serial Attached SCSI (SAS) controller.
The interface used to connect the HDDs to the host system complies with ANSI T10/1601-D Serial Attached SCSI-1.1 (SAS-1.1), which complies with the 3.5-inch hard disk drive form factor. (2) Environmental Protection The HDDs comply with the Restriction of the use of the MBA3xxxRC. C141-E252 13 The HDDs are equipped with a serial ... certain Hazardous Substances in electrical and electronic equipment (RoHS) directive issued by European Union (EU). (3) SAS Standard The HDDs are high performance large capacity 3.5-inch hard disk drives with an embedded Serial Attached SCSI (SAS) controller.
Product Manual
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...high speed sequential data access can be achieved, and the HDDs can access data by transferring the data from the data buffer without reaccessing the disk in a logically continuous data space without waiting for SAS port connection. (5) High-speed data transfer The maximum data-transfer speed on SAS .... To ensure it, you turn off the HDDs power. The continuous processing up to disk media, thereby enabling high speed write processing. The Write Cache feature is surely flushed to the disk media before you should issue either the SYNCHRONIZE CACHE command or the STOP UNIT command with...
...high speed sequential data access can be achieved, and the HDDs can access data by transferring the data from the data buffer without reaccessing the disk in a logically continuous data space without waiting for SAS port connection. (5) High-speed data transfer The maximum data-transfer speed on SAS .... To ensure it, you turn off the HDDs power. The continuous processing up to disk media, thereby enabling high speed write processing. The Write Cache feature is surely flushed to the disk media before you should issue either the SYNCHRONIZE CACHE command or the STOP UNIT command with...
Product Manual
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This makes it ideal for periodically implementing a full scan of the disk. (19) Low power consumption By using highly integrated LSI components, the power consumption of the HDDs is very low, and this enables the units to ... the HDDs by dividing all cylinders into several partitions and changing the recording density on the disk, the HDD has a function for office use. (21) Microcode downloading The HDDs implement the microcode download feature. The disk subsystem with large capacity can start and stop the spindle motor. (18) Diagnosis The HDDs have...
This makes it ideal for periodically implementing a full scan of the disk. (19) Low power consumption By using highly integrated LSI components, the power consumption of the HDDs is very low, and this enables the units to ... the HDDs by dividing all cylinders into several partitions and changing the recording density on the disk, the HDD has a function for office use. (21) Microcode downloading The HDDs implement the microcode download feature. The disk subsystem with large capacity can start and stop the spindle motor. (18) Diagnosis The HDDs have...
Product Manual
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...on an actuator and disks on a spindle motor mounted on the ramp when the power is off or the spindle motor is controlled by a direct-drive hall-less DC motor. C141-E252 17 The PCBA includes a read/write circuit and a controller circuit. (1) Disks The disks have an outer ...diameter of 70 mm (2.8 inch). (2) Heads The heads have a disk enclosure (DE) and a printed circuit board assembly (PCBA...
...on an actuator and disks on a spindle motor mounted on the ramp when the power is off or the spindle motor is controlled by a direct-drive hall-less DC motor. C141-E252 17 The PCBA includes a read/write circuit and a controller circuit. (1) Disks The disks have an outer ...diameter of 70 mm (2.8 inch). (2) Heads The heads have a disk enclosure (DE) and a printed circuit board assembly (PCBA...
Product Manual
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... (*5) Data transfer Internal rate (*6) External Logical data block length Related standards Data buffer Acoustic noise (Idle) Specification MBA3300RC MBA3147RC MBA3073RC 300 GB (*2) 147 GB (*2) 73.5 GB (*2) 4 2 1 8 4 2 82604 cyl typ. (standard format including the alternate cylinder) 60/62 MEEPRML 124...147.0 mm max. 0.8 kg max. 12.36 W typ. 188 MB/s (standard format, most outer) 1.5 Gbps, 3 Gbps 512 to Track Seek time (*3) (Read/Write) Average Full stroke Number of the HDDs. Table 2.2 Function specifications Item Formatted capacity (*1) Number of disks...
... (*5) Data transfer Internal rate (*6) External Logical data block length Related standards Data buffer Acoustic noise (Idle) Specification MBA3300RC MBA3147RC MBA3073RC 300 GB (*2) 147 GB (*2) 73.5 GB (*2) 4 2 1 8 4 2 82604 cyl typ. (standard format including the alternate cylinder) 60/62 MEEPRML 124...147.0 mm max. 0.8 kg max. 12.36 W typ. 188 MB/s (standard format, most outer) 1.5 Gbps, 3 Gbps 512 to Track Seek time (*3) (Read/Write) Average Full stroke Number of the HDDs. Table 2.2 Function specifications Item Formatted capacity (*1) Number of disks...
Product Manual
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... by changing the logical block length and using spare sector space. C141-E252 21 The formatted capacity listed in the table is the time for disks to completely stop from power on the operating environment and formatting. (*3) The seek time is as follows: (*4) The start command to when the ...HDDs are ready, and the stop command. (*5) This value indicates in idle mode. See Chapter 3 for 512 bytes per sector. (*2) One gigabyte (GB) = one billion bytes; accessible capacity will be less and actual capacity depends on or start time is the time from power off or stop time...
... by changing the logical block length and using spare sector space. C141-E252 21 The formatted capacity listed in the table is the time for disks to completely stop from power on the operating environment and formatting. (*3) The seek time is as follows: (*4) The start command to when the ...HDDs are ready, and the stop command. (*5) This value indicates in idle mode. See Chapter 3 for 512 bytes per sector. (*2) One gigabyte (GB) = one billion bytes; accessible capacity will be less and actual capacity depends on or start time is the time from power off or stop time...
Product Manual
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... W/R operation of the HDDs during initialization and replaced by one retry should be recovered within 63 retries and ECC correction should be distributed over the disk equally. (1) Unrecoverable error rate Errors which cannot be 10 or less per 108 seeks. 2.1.5 Reliability (1) Mean Time Between Failures (MTBF) MTBF of full partition at...
... W/R operation of the HDDs during initialization and replaced by one retry should be recovered within 63 retries and ECC correction should be distributed over the disk equally. (1) Unrecoverable error rate Errors which cannot be 10 or less per 108 seeks. 2.1.5 Reliability (1) Mean Time Between Failures (MTBF) MTBF of full partition at...
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Specifications (4) Data security at power failure Integrity of the data on the disk is guaranteed against all forms of DC power failure except on blocks where a write operation is being performed. The above does not applied to formatting disks or assigning alternate blocks. 26 C141-E252
Specifications (4) Data security at power failure Integrity of the data on the disk is guaranteed against all forms of DC power failure except on blocks where a write operation is being performed. The above does not applied to formatting disks or assigning alternate blocks. 26 C141-E252
Product Manual
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...adding the number of spare sectors is calculated by a READ CAPACITY, MODE SENSE, or MODE SENSE EXTENDED command after initializing the disk. Table 3.1 lists examples of the spare sector area. accessible capacity will be accessed using the logical data block address of that ...in each physical sector at formatting. Table 3.1 Format capacity Model MBA3300RC MBA3147RC MBA3073RC Data block length 512 User blocks 585, 937, 500 287, 277, 984 143, 638, 992 Format capacity (GB) 300 (*) 147 (*) 73.5 (*) (*) One gigabyte (GB) = one billion bytes; The following is accessed in the alternate ...
...adding the number of spare sectors is calculated by a READ CAPACITY, MODE SENSE, or MODE SENSE EXTENDED command after initializing the disk. Table 3.1 lists examples of the spare sector area. accessible capacity will be accessed using the logical data block address of that ...in each physical sector at formatting. Table 3.1 Format capacity Model MBA3300RC MBA3147RC MBA3073RC Data block length 512 User blocks 585, 937, 500 287, 277, 984 143, 638, 992 Format capacity (GB) 300 (*) 147 (*) 73.5 (*) (*) One gigabyte (GB) = one billion bytes; The following is accessed in the alternate ...
Product Manual
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... user cannot access with 0 to the first data block. C141-E252 35 Logical data blocks are assigned starting with specifying the data block on the disk. (2) Alternate area Alternate areas in the user space (spare sectors in the cell and alternate cylinders) are allocated as an alternate block in the alternate...
... user cannot access with 0 to the first data block. C141-E252 35 Logical data blocks are assigned starting with specifying the data block on the disk. (2) Alternate area Alternate areas in the user space (spare sectors in the cell and alternate cylinders) are allocated as an alternate block in the alternate...
Product Manual
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... the HDDs manage. • P list (Primary defect list): This list consists of defect location information available at the initialization of the disk. This treatment is made . Refer to defective sectors is effective until all logical data blocks in ascending order of defective logical data block ...defective data block (= sectors) in the system space of the defect management method inside the HDDs. The defects in this list when initializing the disk. • D list (Data defect list): This list consists of defect location information specified in a FORMAT UNIT command by means of the ...
... the HDDs manage. • P list (Primary defect list): This list consists of defect location information available at the initialization of the disk. This treatment is made . Refer to defective sectors is effective until all logical data blocks in ascending order of defective logical data block ...defective data block (= sectors) in the system space of the defect management method inside the HDDs. The defects in this list when initializing the disk. • D list (Data defect list): This list consists of defect location information specified in a FORMAT UNIT command by means of the ...
Product Manual
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... treatment. The HDDs check all initialized logical data blocks by reading them out after the above alternate block allocation is made to initialize (format) the disk. (2) Alternate block allocation by REASSIGN BLOCKS command When the REASSIGN BLOCKS command is specified, the alternate block is allocated to unused spare sectors in FORMAT...
... treatment. The HDDs check all initialized logical data blocks by reading them out after the above alternate block allocation is made to initialize (format) the disk. (2) Alternate block allocation by REASSIGN BLOCKS command When the REASSIGN BLOCKS command is specified, the alternate block is allocated to unused spare sectors in FORMAT...
Product Manual
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...logical data blocks in the "data block length" field. The user can be changed). Otherwise, specify 0 in the "number of the disk must be formatted (initialized) when it is used. C141-E252 59 5.4 Checking Operation after Installation and Preparing the HDDs for a recoverable ...for further details. (1) MODE SELECT/MODE SELECT EXTENDED command Specify the format attributes on the disk with a specific (default) data format for each model (part number) when shipped from the factory, the disk need not be formatted (initialized) according to Subsection 4.1.4 "MODE SELECT (15)", 4.1.5 "...
...logical data blocks in the "data block length" field. The user can be changed). Otherwise, specify 0 in the "number of the disk must be formatted (initialized) when it is used. C141-E252 59 5.4 Checking Operation after Installation and Preparing the HDDs for a recoverable ...for further details. (1) MODE SELECT/MODE SELECT EXTENDED command Specify the format attributes on the disk with a specific (default) data format for each model (part number) when shipped from the factory, the disk need not be formatted (initialized) according to Subsection 4.1.4 "MODE SELECT (15)", 4.1.5 "...
Product Manual
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... the "FmtData" bit and the "CmpLst" bit on CDB, 000 for the "Defect List Format" field, and data pattern written into all bytes of the disk with CDB, the format parameter is registered in step a. Installation (2) FORMAT UNIT command Initialize entire recording surface of all logical data blocks. Only the position...
... the "FmtData" bit and the "CmpLst" bit on CDB, 000 for the "Defect List Format" field, and data pattern written into all bytes of the disk with CDB, the format parameter is registered in step a. Installation (2) FORMAT UNIT command Initialize entire recording surface of all logical data blocks. Only the position...
Product Manual
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... initiator system, parameter setting cannot be changed for each parameter 2. When the HDDs, to which the saving operation has been executed on the disk. The initiator can specify the optimal operation mode for the user system environments by the FORMAT UNIT command, the saved value of parameters described ... does not set the default values for parameters and operates when power is not executed. For example, even if the initialization of the disk is performed by setting the following parameters with the default values, the operations are saved, the saved value is effective as long as ...
... initiator system, parameter setting cannot be changed for each parameter 2. When the HDDs, to which the saving operation has been executed on the disk. The initiator can specify the optimal operation mode for the user system environments by the FORMAT UNIT command, the saved value of parameters described ... does not set the default values for parameters and operates when power is not executed. For example, even if the initialization of the disk is performed by setting the following parameters with the default values, the operations are saved, the saved value is effective as long as ...
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...: Initiator control • RCD: Disabling Read-Ahead caching operations • WCE: Write Cache Enable • MF: Specifying the multipliers of how the system accesses the disk. For sequential access, the effective access rate can be increased by the caching parameter, these parameter settings have no meaning except write cache feature. 2. a. Refer...
...: Initiator control • RCD: Disabling Read-Ahead caching operations • WCE: Write Cache Enable • MF: Specifying the multipliers of how the system accesses the disk. For sequential access, the effective access rate can be increased by the caching parameter, these parameter settings have no meaning except write cache feature. 2. a. Refer...
Product Manual
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...3 E 5 4 B Table 7.1 Definition of sense data Sense data Additional sense code Additional sense code qualifier Definition 0C 03 A write to a disk terminated abnormally. 32 01 Failed to update the defect list (due to Chapter 6 "Sense Data Error Recovery Methods" of the SAS INTERFACE MANUAL. ...Subsection 7.2.2 onwards explain troubleshooting using sense data. C141-E252 83 C4 xx An HDD error occurred. 1x xx A disk read error occurred. 1x xx A disk read error occurred. 1D 00 Data discrepancy found by VERIFY command byte check. 2x xx An illegal request error, such...
...3 E 5 4 B Table 7.1 Definition of sense data Sense data Additional sense code Additional sense code qualifier Definition 0C 03 A write to a disk terminated abnormally. 32 01 Failed to update the defect list (due to Chapter 6 "Sense Data Error Recovery Methods" of the SAS INTERFACE MANUAL. ...Subsection 7.2.2 onwards explain troubleshooting using sense data. C141-E252 83 C4 xx An HDD error occurred. 1x xx A disk read error occurred. 1x xx A disk read error occurred. 1D 00 Data discrepancy found by VERIFY command byte check. 2x xx An illegal request error, such...
