Table 6: | Commands supported by Cheetah NS SAS family drives (continued) | |
| | |
Command name | Command code | Supported |
| | | |
FUA bit | | | Y |
| | | |
Write Long | | 3Fh | Y |
| | | |
Write Same | | 41h | Y |
| | | |
PBdata | | | N |
| | | |
LBdata | | | N |
| | | |
XDRead | | 52h | N |
| | | |
XDWrite | | 50h | N |
| | | |
XPWrite | | 51h | N |
| | | |
[1]Cheetah NS drives can format to 512, 520, 524, or 528 bytes per logical block.
[2]Warning. Power loss during flash programming can result in firmware corruption. This usually makes the drive inoperable.
[3]Reference Mode Sense command 1Ah for mode pages supported.
[4]Y = Yes. Command is supported.
N = No. Command is not supported.
A = Support is available on special request.
46 | Cheetah NS SAS Product Manual, Rev. B |
Cheetah NS SAS
ST3400755SS
Page
Contents
Defect and error management
Installation
Seagate Technology support services
Interface requirements
List of Figures
Typical ST3400755SS drive +5V and +12V current profiles
Cheetah NS SAS Product Manual, Rev. B
Scope
Cheetah NS SAS Product Manual, Rev. B
Standards, compliance and reference documents
Standards
Electromagnetic compatibility
Electromagnetic susceptibility
Compliance
Reference documents
Cheetah NS SAS Product Manual, Rev. B
General description
Standard features
Media description
Performance
Reliability
Factory-installed options
Formatted capacities
Programmable drive capacity
ST3400755SS
Cheetah NS SAS Product Manual, Rev. B
Performance characteristics
Internal drive characteristics
Access time
Seek performance
General performance characteristics
Format command execution time minutes
Start/stop time
Cache operation
Prefetch/multi-segmented cache control
Caching write data
Prefetch operation
Reliability specifications
Error rates
Recoverable Errors
Unrecoverable Errors
Reliability and service
Seek errors
Interface errors
Preventive maintenance
4 S.M.A.R.T
Controlling S.M.A.R.T
Performance impact
Reporting control
Predictive failures
Temperature Log Page 0Dh
Thermal monitor
State of the drive prior to testing
DST failure definition
Implementation
Invoking DST
Product warranty
Short test Function Code 001b
Extended test Function Code 010b
Log page entries
Shipping
Product repair and return information
Cheetah NS SAS Product Manual, Rev. B
Physical/electrical specifications
AC power requirements
DC power requirements
ST3400755SS DC power requirements
General DC power requirement notes
Power sequencing
Conducted noise immunity
Current profiles
Power dissipation
Typical ST3400755SS drive +5V and +12V current profiles
Temperature
Environmental limits
Relative humidity
Effective altitude sea level
Shock and vibration
Shock
Package size Packaged/product weight Drop height
Recommended mounting
Air cleanliness
Vibration
Acoustics
Corrosive environment
X表示该部件(于同类物品程度上)所含的危险和有毒物质中国RoHS MCV标准所定义的门槛值。
China Restriction of Hazardous Substances RoHS Directive
Mechanical specifications
Physical dimensions
Cheetah NS SAS Product Manual, Rev. B
Drive internal defects/errors
Defect and error management
Drive error recovery procedures
77.87
Background Media Scan
SAS system errors
Media Pre-Scan
Deferred Auto-Reallocation
Idle Read After Write
Installation
Drive orientation
Cooling
Air flow
Drive mounting
Grounding
Cheetah NS SAS Product Manual, Rev. B
SAS features
Interface requirements
Dual port support
Commands supported by Cheetah NS SAS family drives
Scsi commands supported
Command name Command code Supported
Commands supported by Cheetah NS SAS family drives
Commands supported by Cheetah NS SAS family drives
Commands supported by Cheetah NS SAS family drives
Inquiry data
Mode Sense data
Cheetah NS SAS inquiry data Bytes Data hex
Page
2.1 ST3400755SS Mode Sense data
Mode Pages
Miscellaneous operating features and conditions
Miscellaneous features
Supported Feature or condition
Miscellaneous status
SAS physical interface
Datum B
Physical characteristics
Connector requirements
Pin Signal name Signal type
Electrical description
Pin descriptions
SAS pin descriptions
Signal characteristics
Power
SAS transmitters and receivers
Ready LED Out
LED drive signal
Differential signals
General interface characteristics
Eye masks Eye masks overview
Receive eye mask
Jitter tolerance masks
Absolute amplitude
Normalized time in UI
Peak-to
Sinusoidal
Jitter
Frequency in kHz
Transmitter signal characteristics
Signal characteristica Units Gbps
Receiver signal characteristics
Signal characteristic Units Gbps
Maximum allowable jitter
Gbps m, n Deterministic jitterq
Impedance specifications
Receiver jitter tolerance
Compliant jitter test pattern Cjtpat
Impedance requirements Sheet 1
Impedance requirements Sheet 2
Transmitter characteristics
Electrical TxRx connections
= -5,437dB
Shows the zero-length test load
Receiver characteristics
Cheetah NS SAS Product Manual, Rev. B
Seagate Technology support services
Internet
Presales Support
Technical Support
Data Recovery Services Authorized Service Centers
Warranty Service
Data Recovery Services Call Center Toll-free Direct dial
Index
Numerics
Page
SAS
See also cooling