Product Manual
Page 9
Command Processing 3. Parameter Data Format 6. Diagnostics and Maintenance 7. Sense Data and Error Recovery Methods 7. Disk Media Management C141-E252 5 Data Format 4. SAS Interface 2. General Description 2. Command Specifications 5. Error Analysis 1. Installation Requirements 5. MANUAL ORGANIZATION PRODUCT MANUAL (This manual) SAS INTERFACE MANUAL 1. Specifications 3. Installation 6. Data Buffer Management 4.
Command Processing 3. Parameter Data Format 6. Diagnostics and Maintenance 7. Sense Data and Error Recovery Methods 7. Disk Media Management C141-E252 5 Data Format 4. SAS Interface 2. General Description 2. Command Specifications 5. Error Analysis 1. Installation Requirements 5. MANUAL ORGANIZATION PRODUCT MANUAL (This manual) SAS INTERFACE MANUAL 1. Specifications 3. Installation 6. Data Buffer Management 4.
Product Manual
Page 18
... by specifying block number in a command can be achieved, and the HDDs can access data by transferring the data from the data buffer without waiting for the SAS to support dual SAS port connection. This feature provides the suitable usage environment for SAS port connection. (5)... High-speed data transfer The maximum data-transfer speed on several tracks or cylinder. (7) Multi-segment data buffer The data buffer is surely terminated with the GOOD STATUS. 14 C141-E252 Data are used for users. (8) Cache feature After executing the READ command,...
... by specifying block number in a command can be achieved, and the HDDs can access data by transferring the data from the data buffer without waiting for the SAS to support dual SAS port connection. This feature provides the suitable usage environment for SAS port connection. (5)... High-speed data transfer The maximum data-transfer speed on several tracks or cylinder. (7) Multi-segment data buffer The data buffer is surely terminated with the GOOD STATUS. 14 C141-E252 Data are used for users. (8) Cache feature After executing the READ command,...
Product Manual
Page 19
Error rate increase 1. The drive format at factory shipment is detected during read or write the HDDs can automatically reassign their alternate data block. (13) Programmable data block length Data ... data block is generally 512 bytes. 2. 1.1 Standard Features (9) Command queuing feature The HDDs can be transferred to the initiator after being corrected in the data buffer. The recoverable Error referred here is programmable, and can queue maximum 128 commands, and optimizes the issuing order of queued commands by these error recovery...
Error rate increase 1. The drive format at factory shipment is detected during read or write the HDDs can automatically reassign their alternate data block. (13) Programmable data block length Data ... data block is generally 512 bytes. 2. 1.1 Standard Features (9) Command queuing feature The HDDs can be transferred to the initiator after being corrected in the data buffer. The recoverable Error referred here is programmable, and can queue maximum 128 commands, and optimizes the issuing order of queued commands by these error recovery...
Product Manual
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... time External dimensions Height Width Length Weight Power consumption (*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 124.7 Gbit/inch2 860 kBPI 145 kTPI typ. 0.2 ms...
... time External dimensions Height Width Length Weight Power consumption (*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 124.7 Gbit/inch2 860 kBPI 145 kTPI typ. 0.2 ms...
Product Manual
Page 62
b) Issue the INQUIRY, WRITE BUFFER, and READ BUFFER commands to verify that connectors are securely attached to the interface is normal. d) The LED blinks (flashes on and off every 0.5 seconds) while the motor ...
b) Issue the INQUIRY, WRITE BUFFER, and READ BUFFER commands to verify that connectors are securely attached to the interface is normal. d) The LED blinks (flashes on and off every 0.5 seconds) while the motor ...
Product Manual
Page 67
... pending state Default value 0 (Execution sequence of the SAS INTERFACE MANUAL for Use (2) Caching parameters (page code = 8) The following parameters are used to Chapter 3 "Data Buffer Management" of read/write commands is optimized.) 0 (command is not determined uniquely because of how the system accesses the disk. Refer to control the tagged...
... pending state Default value 0 (Execution sequence of the SAS INTERFACE MANUAL for Use (2) Caching parameters (page code = 8) The following parameters are used to Chapter 3 "Data Buffer Management" of read/write commands is optimized.) 0 (command is not determined uniquely because of how the system accesses the disk. Refer to control the tagged...
Product Manual
Page 70
Diagnostics and Maintenance Brief test contents of the HDD using the internal test space of microprocessor (MPU) • Data buffer b. a. The positioning operation is posted for a maximum of 2 seconds after the CHECK CONDITION status has been posted, the CHECK CONDITION status continues and the LED ...
Diagnostics and Maintenance Brief test contents of the HDD using the internal test space of microprocessor (MPU) • Data buffer b. a. The positioning operation is posted for a maximum of 2 seconds after the CHECK CONDITION status has been posted, the CHECK CONDITION status continues and the LED ...
Product Manual
Page 72
... status, a test program that includes devices connected to test the HDD functions generally. (1) Interface test The operations of the data buffer on the HDDs are checked with the WRITE BUFFER and READ BUFFER commands. (2) Basic operation test The basic operations of the test program depend on , the status can be checked with the...
... status, a test program that includes devices connected to test the HDD functions generally. (1) Interface test The operations of the data buffer on the HDDs are checked with the WRITE BUFFER and READ BUFFER commands. (2) Basic operation test The basic operations of the test program depend on , the status can be checked with the...
Product Manual
Page 94
... frame structure 44 mounting HDDs 57 mounting orientations 43 mounting procedure 57 mounting requirement 41 mounting screw 44 MTBF 24 MTTR 25 multi-segment data buffer 14 N noise filter 50 note on handling HDDs 55 note on mounting 44 O online self-diagnostic 67 operation check 73 operation test 73 order number...
... frame structure 44 mounting HDDs 57 mounting orientations 43 mounting procedure 57 mounting requirement 41 mounting screw 44 MTBF 24 MTTR 25 multi-segment data buffer 14 N noise filter 50 note on handling HDDs 55 note on mounting 44 O online self-diagnostic 67 operation check 73 operation test 73 order number...