Cheetah 15K.4 SAS Product Manual
Page 4
Cheetah, SeaTools, SeaFONE, SeaBOARD, SeaTDD, and the Wave logo are registered trademarks or trademarks of Seagate Technology LLC. Other product names are either registered trademarks or trademarks of their owners. Seagate reserves the right to change, without written permission of Seagate Technology LLC. B May 2005 Seagate and Seagate Technology are registered trademarks of Seagate Technology LLC. ©2004...
Cheetah, SeaTools, SeaFONE, SeaBOARD, SeaTDD, and the Wave logo are registered trademarks or trademarks of Seagate Technology LLC. Other product names are either registered trademarks or trademarks of their owners. Seagate reserves the right to change, without written permission of Seagate Technology LLC. B May 2005 Seagate and Seagate Technology are registered trademarks of Seagate Technology LLC. ©2004...
Cheetah 15K.4 SAS Product Manual
Page 7
... 8 3.3 Performance 8 3.4 Reliability 9 3.5 Formatted capacities 9 3.6 Programmable drive capacity 9 3.7 Factory-installed accessories 9 3.8 Factory-installed options 10 3.9 User-installed accessories 10 4.0 Performance characteristics 11 4.1 Internal drive characteristics 11 4.2 Seek performance characteristics 11 4.2.1 Access time 11 4.2.2 Format ... Failure Rate (AFR 18 5.2.2 Preventive maintenance 18 5.2.3 Hot plugging the drive 18 5.2.4 S.M.A.R.T 19 5.2.5 Thermal monitor 20 5.2.6 Drive Self Test (DST 21 5.2.7 Product warranty 23 6.0 Physical/electrical specifications ...
... 8 3.3 Performance 8 3.4 Reliability 9 3.5 Formatted capacities 9 3.6 Programmable drive capacity 9 3.7 Factory-installed accessories 9 3.8 Factory-installed options 10 3.9 User-installed accessories 10 4.0 Performance characteristics 11 4.1 Internal drive characteristics 11 4.2 Seek performance characteristics 11 4.2.1 Access time 11 4.2.2 Format ... Failure Rate (AFR 18 5.2.2 Preventive maintenance 18 5.2.3 Hot plugging the drive 18 5.2.4 S.M.A.R.T 19 5.2.5 Thermal monitor 20 5.2.6 Drive Self Test (DST 21 5.2.7 Product warranty 23 6.0 Physical/electrical specifications ...
Cheetah 15K.4 SAS Product Manual
Page 8
...38 6.4.8 Electromagnetic susceptibility 38 6.5 Mechanical specifications 38 7.0 Defect and error management 39 7.1 Drive internal defects/errors 39 7.2 Drive error recovery procedures 39 7.3 SAS system errors 40 8.0 Installation 41 8.1 Drive orientation 41 8.2 Cooling 42 8.3 Drive mounting 43 8.4 Grounding 43 9.0 Interface requirements 45 9.1 SAS features 45 9.1.1 task ... and receivers 61 9.4.7 Power 61 9.5 Signal characteristics 61 9.5.1 Ready LED Out 61 9.5.2 Differential signals 62 10.0 Seagate Technology support services 73 ii Cheetah 15K.4 SAS Product Manual, Rev. B
...38 6.4.8 Electromagnetic susceptibility 38 6.5 Mechanical specifications 38 7.0 Defect and error management 39 7.1 Drive internal defects/errors 39 7.2 Drive error recovery procedures 39 7.3 SAS system errors 40 8.0 Installation 41 8.1 Drive orientation 41 8.2 Cooling 42 8.3 Drive mounting 43 8.4 Grounding 43 9.0 Interface requirements 45 9.1 SAS features 45 9.1.1 task ... and receivers 61 9.4.7 Power 61 9.5 Signal characteristics 61 9.5.1 Ready LED Out 61 9.5.2 Differential signals 62 10.0 Seagate Technology support services 73 ii Cheetah 15K.4 SAS Product Manual, Rev. B
Cheetah 15K.4 SAS Product Manual
Page 9
...ST3146854SS (1.5 Gbit) DC current and power vs. List of the HDA temperature check point 34 Recommended mounting 36 Physical dimensions 38 Physical interface 41 Air flow 42 Physical interface 57 SAS connector dimensions 58 SAS connector dimensions ...15. Figure 25. Cheetah 15K.4 SAS disc drive 1 Typical ST3146854SS drive +12V current profile 28 Typical ST3146854SS drive +5V current profile 28 Typical ST373454SS drive +12V current profile 29 Typical ST373454SS drive +5V current profile 29 Typical ST336754SS drive +12V current profile 30 Typical ST336754SS drive +5V current profile ...
...ST3146854SS (1.5 Gbit) DC current and power vs. List of the HDA temperature check point 34 Recommended mounting 36 Physical dimensions 38 Physical interface 41 Air flow 42 Physical interface 57 SAS connector dimensions 58 SAS connector dimensions ...15. Figure 25. Cheetah 15K.4 SAS disc drive 1 Typical ST3146854SS drive +12V current profile 28 Typical ST3146854SS drive +5V current profile 28 Typical ST373454SS drive +12V current profile 29 Typical ST373454SS drive +5V current profile 29 Typical ST336754SS drive +12V current profile 30 Typical ST336754SS drive +5V current profile ...
Cheetah 15K.4 SAS Product Manual
Page 11
Figure 1. B 1 Cheetah drives support the SAS Protocol specifications to the extent described in this and other Seagate SAS drives. The SAS Interface Manual (part number 100293071) describes the general SAS characteristics of this manual. Cheetah 15K.4 SAS disc drive Cheetah 15K.4 SAS Product Manual, Rev. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® SAS (Serial Attached SCSI) disc drives.
Figure 1. B 1 Cheetah drives support the SAS Protocol specifications to the extent described in this and other Seagate SAS drives. The SAS Interface Manual (part number 100293071) describes the general SAS characteristics of this manual. Cheetah 15K.4 SAS disc drive Cheetah 15K.4 SAS Product Manual, Rev. 1.0 Scope This manual describes Seagate Technology® LLC, Cheetah® SAS (Serial Attached SCSI) disc drives.
Cheetah 15K.4 SAS Product Manual
Page 13
... highest standards of this manual and the Seagate SAS Interface Manual, part number 100293071. Mounting by bottom holes must meet any susceptibility performance requirements. The Cheetah disc drive is the responsibility of those integrating the drive within their systems to use. It is... to the host controller. 2.1.1.1 Electromagnetic susceptibility As a component assembly, the drive is not required to meet the requirements of Section 8.3. 2.1 Standards The Cheetah SAS family complies with Seagate standards as a subassembly and is not subject to minimize radiation when installed ...
... highest standards of this manual and the Seagate SAS Interface Manual, part number 100293071. Mounting by bottom holes must meet any susceptibility performance requirements. The Cheetah disc drive is the responsibility of those integrating the drive within their systems to use. It is... to the host controller. 2.1.1.1 Electromagnetic susceptibility As a component assembly, the drive is not required to meet the requirements of Section 8.3. 2.1 Standards The Cheetah SAS family complies with Seagate standards as a subassembly and is not subject to minimize radiation when installed ...
Cheetah 15K.4 SAS Product Manual
Page 14
... and provide the appropriate marking for typical applications. The selected system represents the most popular characteristics for the European Union If this Seagate model complies with the Australia/New Zealand Standard AS/NZS3548 1995 and meets the Electromagnetic Compatibility (EMC) Framework requirements of Australia's ... of the Radio Research Laboratory (RRL) Ministry of Information and Communication Republic of Standards, Metrology, and Inspection (BSMI). 4 Cheetah 15K.4 SAS Product Manual, Rev. The drive was tested in a representative system for their product.
... and provide the appropriate marking for typical applications. The selected system represents the most popular characteristics for the European Union If this Seagate model complies with the Australia/New Zealand Standard AS/NZS3548 1995 and meets the Electromagnetic Compatibility (EMC) Framework requirements of Australia's ... of the Radio Research Laboratory (RRL) Ministry of Information and Communication Republic of Standards, Metrology, and Inspection (BSMI). 4 Cheetah 15K.4 SAS Product Manual, Rev. The drive was tested in a representative system for their product.
Cheetah 15K.4 SAS Product Manual
Page 15
... Product Manual, Rev. 2.3 Reference documents Cheetah 15K.4 SAS Installation Guide Seagate part number: 100350602 SAS Interface Manual Seagate part number: 100293071 ANSI SAS Documents SFF-8323 3.5" Drive Form Factor with Serial Connector SFF-8460 HSS Backplane Design Guidelines SFF-8470....270-1996 (SCSI-3) Architecture Model Specification for Acoustic Test Requirement and Procedures Seagate part number: 30553-001 Package Test Specification Seagate P/N 30190-001 (under 100 lb.) Package Test Specification Seagate P/N 30191-001 (over 100 lb.) In case of conflict between this ...
... Product Manual, Rev. 2.3 Reference documents Cheetah 15K.4 SAS Installation Guide Seagate part number: 100350602 SAS Interface Manual Seagate part number: 100293071 ANSI SAS Documents SFF-8323 3.5" Drive Form Factor with Serial Connector SFF-8460 HSS Backplane Design Guidelines SFF-8470....270-1996 (SCSI-3) Architecture Model Specification for Acoustic Test Requirement and Procedures Seagate part number: 30553-001 Package Test Specification Seagate P/N 30190-001 (under 100 lb.) Package Test Specification Seagate P/N 30191-001 (over 100 lb.) In case of conflict between this ...
Cheetah 15K.4 SAS Product Manual
Page 17
...the media to eliminate the possibility of systems including engineering workstations, network servers, mainframes, and supercomputers. 3.0 General description Cheetah drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and...part number 100293071) which describes the general interface characteristics of populating their systems with either SAS or SATA hard disc drives. Cheetah drives use a high-performance actuator assembly with a low-inertia, balanced, patented, straight arm design that results...
...the media to eliminate the possibility of systems including engineering workstations, network servers, mainframes, and supercomputers. 3.0 General description Cheetah drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and...part number 100293071) which describes the general interface characteristics of populating their systems with either SAS or SATA hard disc drives. Cheetah drives use a high-performance actuator assembly with a low-inertia, balanced, patented, straight arm design that results...
Cheetah 15K.4 SAS Product Manual
Page 18
... (Post Format) • ECC maximum burst correction length of queue • Supports start and stop commands (spindle stops spinning) • Adaptive seek velocity; 3.1 Standard features Cheetah drives have the following standard features: • 1.5 / 3 Gbit Serial Attached SCSI (SAS) interface • Integrated dual port SAS controller supporting the SCSI protocol • Support for...
... (Post Format) • ECC maximum burst correction length of queue • Supports start and stop commands (spindle stops spinning) • Adaptive seek velocity; 3.1 Standard features Cheetah drives have the following standard features: • 1.5 / 3 Gbit Serial Attached SCSI (SAS) interface • Integrated dual port SAS controller supporting the SCSI protocol • Support for...
Cheetah 15K.4 SAS Product Manual
Page 19
... the Number of Blocks field changes the total drive capacity to 1.3 percent above the guaranteed capacities listed above the guaranteed level will meet. Seagate drives also may modify the data block size before ... 140,395,092 139,463,602 137,577,184 Hex 88BB998 867E068 85E4254 8500BB2 83342E0 ST336754SS Decimal 71,687,372 70,512,692 70,197,546 68,914,176 68,766,... points for zone frequencies and splits over servo bursts. B 9 Seagate designs specify capacity points at the same time provide users with the Cheetah 15K.4 SAS Installation Guide (part number 100350602). A value of ...
... the Number of Blocks field changes the total drive capacity to 1.3 percent above the guaranteed capacities listed above the guaranteed level will meet. Seagate drives also may modify the data block size before ... 140,395,092 139,463,602 137,577,184 Hex 88BB998 867E068 85E4254 8500BB2 83342E0 ST336754SS Decimal 71,687,372 70,512,692 70,197,546 68,914,176 68,766,... points for zone frequencies and splits over servo bursts. B 9 Seagate designs specify capacity points at the same time provide users with the Cheetah 15K.4 SAS Installation Guide (part number 100350602). A value of ...
Cheetah 15K.4 SAS Product Manual
Page 20
... usually included with each standard OEM drive shipped, but extra copies may be ordered. • The Safety and Regulatory Agency Specifications, part number 75789512, is normally shipped in the field. • Single-unit shipping pack. 10 Cheetah 15K.4 SAS Product Manual, Rev.... before shipping. Users planning single unit distribution should specify this option. • The Cheetah 15K.4 SAS Installation Guide, part number 100350602, is usually included with each standard OEM drive shipped, but extra copies may be ordered. 3.9 User-installed accessories The following items which...
... usually included with each standard OEM drive shipped, but extra copies may be ordered. • The Safety and Regulatory Agency Specifications, part number 75789512, is normally shipped in the field. • Single-unit shipping pack. 10 Cheetah 15K.4 SAS Product Manual, Rev.... before shipping. Users planning single unit distribution should specify this option. • The Cheetah 15K.4 SAS Installation Guide, part number 100350602, is usually included with each standard OEM drive shipped, but extra copies may be ordered. 3.9 User-installed accessories The following items which...
Cheetah 15K.4 SAS Product Manual
Page 21
...data = access time + latency time. 4.0 Performance characteristics This section provides detailed information concerning performance-related characteristics and features of Cheetah drives. 4.1 Internal drive characteristics Drive capacity Read/write data heads Bytes per track Bytes per surface Tracks per surface (total) Tracks per inch Peak bits per...50,864 85,000 628 685-1,142 15k 2.0 ST373454SS 73.4 4 471,916 18,351 50,864 85,000 628 685-1,142 15k 2.0 ST336754SS 36.7 2 471,916 18,351 50,864 85,000 628 685-1,142 15k 2.0 Gbytes (formatted, rounded off value) Bytes (average, rounded...
...data = access time + latency time. 4.0 Performance characteristics This section provides detailed information concerning performance-related characteristics and features of Cheetah drives. 4.1 Internal drive characteristics Drive capacity Read/write data heads Bytes per track Bytes per surface Tracks per surface (total) Tracks per inch Peak bits per...50,864 85,000 628 685-1,142 15k 2.0 ST373454SS 73.4 4 471,916 18,351 50,864 85,000 628 685-1,142 15k 2.0 ST336754SS 36.7 2 471,916 18,351 50,864 85,000 628 685-1,142 15k 2.0 Gbytes (formatted, rounded off value) Bytes (average, rounded...
Cheetah 15K.4 SAS Product Manual
Page 22
...verify) Maximum (without verify) ST3146854SS 90 45 ST373454SS 60 30 4.2.3 General performance characteristics ST336754SS 30 15 Minimum sector interleave 1 to 1 Data buffer to/from the host. 4.3 Start/stop time The drive accepts the commands listed in even number of bytes per sector. If n (number ... START STOP UNIT command with the START bit equal to 0, the drive becomes ready for normal operations within 20 seconds (excluding the error recovery procedure). 12 Cheetah 15K.4 SAS Product Manual, Rev. If the drive receives a START STOP UNIT command with the START bit equal to ...
...verify) Maximum (without verify) ST3146854SS 90 45 ST373454SS 60 30 4.2.3 General performance characteristics ST336754SS 30 15 Minimum sector interleave 1 to 1 Data buffer to/from the host. 4.3 Start/stop time The drive accepts the commands listed in even number of bytes per sector. If n (number ... START STOP UNIT command with the START bit equal to 0, the drive becomes ready for normal operations within 20 seconds (excluding the error recovery procedure). 12 Cheetah 15K.4 SAS Product Manual, Rev. If the drive receives a START STOP UNIT command with the START bit equal to ...
Cheetah 15K.4 SAS Product Manual
Page 23
...command requests data, and the first logical block is already in accordance with the proper values in the applicable bytes in multiple segments. 2. Cheetah 15K.4 SAS Product Manual, Rev. All default cache and prefetch mode parameter values (Mode Page 08h) for the requested read data, but...Select command with the Mode Select Disconnect/Reconnect parameters, page 02h. 3. The following is a simplified description of DC power. The drive transfers the remaining requested logical blocks from the cache to the host are given in any remaining requested logical block addresses from the ...
...command requests data, and the first logical block is already in accordance with the proper values in the applicable bytes in multiple segments. 2. Cheetah 15K.4 SAS Product Manual, Rev. All default cache and prefetch mode parameter values (Mode Page 08h) for the requested read data, but...Select command with the Mode Select Disconnect/Reconnect parameters, page 02h. 3. The following is a simplified description of DC power. The drive transfers the remaining requested logical blocks from the cache to the host are given in any remaining requested logical block addresses from the ...