Western Digital scorpio black MX375M Technical Reference Manual Download Page 45

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WD Scorpio MX375M

AT Command Set

2679-771293-A01

RELEASED 11/17/10 (WD CONFIDENTIAL)

4.4

Set Features (EFh)

The Set Features command enables or disables the features listed in the following table

FUNCTION

FEATURES

REGISTER

SECTOR COUNT REGISTER

Enable read cache

AAh

Don’t care

Disable read cache

55h

Don’t care

Enable write cache

02h

Don’t care

Disable write cache

82h

Don’t care

Set Transfer Mode

03h

Don’t care

Enable Advanced Power Management

05h

FEh-Maximum performance
80h-Minimum power consumption without standby

Disable Advanced Power Management

85h

Don’t care

Enable use of Serial ATA Feature

10h

02h-DMA Setup FIS Auto-Activate optimization
03h-Device-initiated interface power state transitions
06h-Software Settings Preservation

Disable use of Serial ATA Feature

90h

02h-DMA Setup FIS Auto-Activate optimization
03h-Device-initiated interface power state transitions
06h-Software Settings Preservation

Set Acoustic Mode

42h

80h

Set Performance Mode

42h

FEh

Disable Automatic Acoustic Management

C2h

Don’t Care

Changes are only valid while power remains applied to the drive. After power is cycled, the drive reverts to the default

settings.

Changes are valid through power cycles and hard resets.

Summary of Contents for scorpio black MX375M

Page 1: ...Technical Reference Manual WD CONFIDENTIAL WD7500BPKT WD5000BPKT WD Scorpio Black MX375M SATA Hard Drives...

Page 2: ...WD logo and WD Scorpio are registered trademarks in the U S and other countries and Data Lifeguard CacheFlow and FIT Lab are trademarks of Western Digital Technologies Inc Other marks may be mentioned...

Page 3: ...2679 771293 A01 RELEASED 11 17 10 WD CONFIDENTIAL WD Scorpio Black MX375M WD5000BPKT WD7500BPKT Technical Reference Manual...

Page 4: ...RELEASED 11 17 10 WD CONFIDENTIAL 2679 771293 A01...

Page 5: ...12 2 9 Full Model Number Specification 12 3 PRODUCT FEATURES 13 3 1 SATA 3 Gb s and SATA 1 5 Gb s 14 3 2 Perpendicular Magnetic Recording PMR 14 3 3 Reduced Power Spinup RPS 15 3 4 System on Chip SOC...

Page 6: ...mands 28 4 2 S M A R T B0h 28 4 2 1 Read Attribute Values Sub Command 28 4 2 2 Supported Attributes 30 4 2 3 Read Log Sector 31 4 2 4 Offline Data Collection 31 4 3 Identify Device ECh 32 4 4 Set Feat...

Page 7: ...ing Spinup 7 Figure 2 3 Drive Base Casting Thermocouple Location 9 Figure 2 4 Forced Airflow Direction 10 Figure 2 5 Standard Factory Connectors 11 Figure 3 1 RPS Spinup Profile 15 Figure 5 1 Drive Ha...

Page 8: ...e Pin Connector Pin Definitions 11 Table 2 3 Full Model Number Description 12 Table 4 1 ATA 7 ATA 8 Command Opcodes 26 Table 4 2 SATA 2 5 Command Opcodes 27 Table 4 3 Obsolete Command Opcodes 27 Table...

Page 9: ...The SCT Command Transport feature set provides a method for a host to send commands and data to a device and for a device to send data and status to a host using log pages Reliability Features Set Da...

Page 10: ...ming offline data collection it automatically relocates the sector without end user intervention Self Monitoring Analysis and Reporting Technology S M A R T S M A R T enables a drive s internal status...

Page 11: ...required to keep the VCM motor from overheating Seek performance will be impacted under this condition 2 As used for storage capacity one megabyte MB one million bytes one gigabyte GB one billion byte...

Page 12: ...Partial DC Target ECC Reed Solomon Reed Solomon 1 As used for storage capacity one megabyte MB one million bytes one gigabyte GB one billion bytes and one terabyte TB one trillion bytes Total accessib...

Page 13: ...CONFIDENTIAL 5 2 2 1 Physical Dimensions English Metric Dimension Tolerance Dimension Tolerance Height 0 374 inches 0 01 inch 9 50 mm 0 20 mm Length 3 94 inches 0 01 inch 100 20 mm 0 25 mm Width 2 75...

Page 14: ...shows the mounting dimensions and locations of the screw holes for the drive Figure 2 1 Mounting Dimensions 100 20 0 25 2X 4 07 2X 76 60 2X 61 72 4X 5 60 MIN 4X M3 THREAD 2 5mm FULL THREAD DEPTH MIN...

Page 15: ...inup Note Current is 200 mA per 10 mV vertical deflection Operating Mode Current1 Power1 5 VDC Spinup max 1 15 A 5 75W Read Write average 350 mA 1 75W Seek average 400 mA 2 00W POWER MANAGEMENT COMMAN...

Page 16: ...nusoidal excitation in each linear axis one axis at a time The drive incurs no physical damage when subjected to continuous vibration not exceeding the level listed in Table 2 1 Drive Generated Vibrat...

Page 17: ...hermocouple Location Temperature Humidity Operating ambient temperature1 0 C to 60 C 32 F to 140 F Max base casting temperature2 60 C 140 F Humidity 8 90 RH non condensing 29 4 C maximum wet bulb Ther...

Page 18: ...ertain hazardous substances in new equipment and consists of restrictions on lead mercury cadmium and other substances The reliability performance and specifications of WD products are unchanged from...

Page 19: ...segment S1 Gnd 2nd mate S2 A Differential signal pair A from Phy S3 A S4 Gnd 2nd mate S5 B Differential signal pair B from Phy S6 B S7 Gnd 2nd mate Key and spacing separate signal and power segments P...

Page 20: ...Video and Similar Electronic Apparatus CE Compliance for Europe Verified to comply with EN55022 2006 for RF Emissions and EN55024 1998 A1 2001 A2 2003 EN61000 3 2 2000 EN61000 3 3 1995 A1 2001 for Ge...

Page 21: ...educed Power Spinup RPS System on Chip SOC S M A R T Command Transport SCT Reliability Features Set Data Lifeguard Hot Plug Support Active LED Status Fluid Dynamic Bearings FDB Staggered Spin Up and A...

Page 22: ...ion of each data bit is aligned vertically to the spinning disk rather than longitudinally as has been the case in hard drive technology for decades In longitudinal recording as the bits become smalle...

Page 23: ...e information Figure 3 1 RPS Spinup Profile Note Current is 200 mA per 10 mV vertical deflection 3 4 System on Chip SOC The System on Chip SOC is the foundation for WD s next generation electronics an...

Page 24: ...monitor the progress of the Write Same by issuing SCT Status requests This frees the host system to do other tasks while the media is being cleared 3 5 2 Read Write Long The function performed by the...

Page 25: ...ree and low level formatted at the factory After prolonged use any drive including a WD drive may develop defects If you continue receiving data errors in any given file use the Data Lifeguard Diagnos...

Page 26: ...drive Conveyance Test Quickly identifies issues caused by handling damage Selective Test Scans host defined sections of the drive The test may be run to completion or be performed as a background tas...

Page 27: ...Extended Read Retry Procedure ECC On the Fly If an ECC error occurs the drive attempts to correct it on the fly without retries Data can be corrected in this manner without performance penalty The det...

Page 28: ...gging disk drives They are hot plug controller IC s and precharge resistors 3 7 1 1 1 Hot Plug Controller IC s Hot plug controller IC s ramp up voltages to the inserted disk drive at a controlled slow...

Page 29: ...tion velocity with SATA specification insertion velocity analysis 3 7 1 4 1 Calculated Velocity The minimum SATA mating connector staggered pin spacing is 0 35 millimeters Disk drives typically have a...

Page 30: ...rrent and voltages low during discharge Because of the unpredictable nature of ESD use of ESD resistive not metal insertion guides is a safer solution since it gradually discharges any static charge H...

Page 31: ...ce status and activity The signal provided by the device for activity indication is a low voltage low current signal It is not suitable for directly driving an LED A buffer circuit external to the dev...

Page 32: ...command when a host resident disk inactivity timer expires The Standby Immediate command causes the drive to spin down and enter a low power mode Subsequent disk access commands would cause the drive...

Page 33: ...er password is set the drive enables the device lock function and the drive is locked after the next power on reset or hard reset 3 14 2 Security Levels High If High level security is set and the user...

Page 34: ...Y B1 DEVICE CONFIGURATION RESTORE B1 DEVICE CONFIGURATION SET B1 DOWNLOAD MICROCODE 92 EXECUTE DEVICE DIAGNOSTIC 90 FLUSH CACHE E7 FLUSH CACHE EXT EA IDENTIFY DEVICE EC IDLE E3 IDLE IMMEDIATE E1 NOP 0...

Page 35: ...mand Opcodes 4 1 3 Obsolete Commands Table 4 3 lists the hexadecimal codes specific to each obsolete command supported by these hard drives Table 4 3 Obsolete Command Opcodes STANDBY E2 STANDBY IMMEDI...

Page 36: ...several sub commands that are selectable via the Features Register when the host issues the S M A R T command To select a sub command the host must write the appropriate sub command code to the Featu...

Page 37: ...be caused by handling 09 0Eh Reserved 0Fh Self test routine in progress 364 365 XX Total time in seconds to complete offline data collection activity 366 XX Reserved 367 7Bh Offline data collection ca...

Page 38: ...ttribute ID Number Pre Failure Advisory Bit Status Flags bit 0 1 Read Error Rate 1 Pre Failure Spin up Time 3 Pre Failure Start Stop Count 4 Advisory Re allocated Sector Count 5 Pre Failure Seek Error...

Page 39: ...pending offline data collection process begins If an in process automatic offline data collection process is interrupted by a host command the automatic offline data collection process will then resum...

Page 40: ...IFY PACKET DEVICE command Bit 13 1 Standby timer values as specified in this standard are supported 0 Standby timer values shall be managed by the device Bit 12 Reserved for the IDENTIFY PACKET DEVICE...

Page 41: ...tive Command Queuing NCQ Bit 7 3 Reserved for future Serial ATA signaling speed grades Bit 2 1 Supports Serial ATA Gen2 signaling speed 3 Gb s Bit 1 1 Supports Serial ATA Gen1 signaling speed 1 5 Gb s...

Page 42: ...d Bit 1 If set Read Write DMA Queued supported Bit 0 If set Download Microcode command supported 0111 1111 0000 1001b 84 Command and Feature sets supported Bit 15 Shall be cleared to zero Bit 14 Shall...

Page 43: ...et Write DMA FUA EXT and Write Multiple FUA EXT commands supported Bit 5 If set General Purpose Logging Feature Set supported Bit 4 Obsolete Bit 3 If set Media Card Pass Through Command feature set su...

Page 44: ...upported Bit 3 If set READ and WRITE DMA EXT GPL optional commands are supported Bit 2 If set WRITE UNCORRECTABLE EXT is supported Bit1 If set Write Read Verify feature set is enabled Bit 0 Reserved 0...

Page 45: ...without standby Disable Advanced Power Management 85h Don t care Enable use of Serial ATA Feature 10h 02h DMA Setup FIS Auto Activate optimization 03h Device initiated interface power state transition...

Page 46: ...ESD problems wear a properly grounded wrist strap when handling the hard drive Articles of clothing generate static electricity Do not allow clothing to come in direct contact with the hard drive or c...

Page 47: ...oid contact with any component on the printed circuit board Figure 5 2 Hard Drive Removal From Static Shielding Bag After attaching your wrist strap gently remove the drive from the static shielding b...

Page 48: ...Z axis depending upon the physical design of your system For best results mount the drive with all four screws grounded to the chassis If all four screws are not used see Grounding on page 41 5 2 2 Sc...

Page 49: ...A B C and D below You must ground the drive with at least one mounting screw Figure 5 3 Grounding Diagram Side Mounting Use four metal screws in A B C and D If less than four screws are used remove in...

Page 50: ...mper Settings It is not necessary to put a jumper shunt on the drive for notebook use Advanced settings for the drive are as follows SSC Mode Spread spectrum clocking feature Default setting is disabl...

Page 51: ...ions Do not touch the components on the printed circuit board Do not obstruct or cover any holes on the drive s cover Air must be able to pass through these holes to the external air filter for normal...

Page 52: ...de variety of technical support services on our Internet site at support wdc com NORTH AMERICA US Canada Central Time 800 ASK 4WDC Monday Thursday 9 00 am 7 00 pm Friday 9 00 am 5 00 pm Saturday 8 00...

Page 53: ...t transfer without any performance penalties These error corrections are invisible to the host system because they do not require assistance from the drive s firmware Error Correction Code ECC A mathe...

Page 54: ...cal component of hard drive performance because it directly impacts the rotational latency of the disk transfer rate Serial ATA SATA SATA is the next generation bus interface for hard drives It is des...

Page 55: ...WD Scorpio MX375M Glossary 2679 771293 A01 RELEASED 11 17 10 WD CONFIDENTIAL 47...

Page 56: ...ify Drive 32 S M A R T 28 Set Features 38 Hot Plug Support 20 I Input Voltage Requirements 8 Installation and Setup 39 Interleave 3 Internal Environmental Protection System 18 J Jumper Settings 42 Jum...

Page 57: ...aggered Spinup 23 System on Chip SOC 15 T Technical Support 44 Online Services 44 Temperature airflow 10 cooling 10 thermocouple location 9 Temperature and Humidity 9 Thermal Management 17 Thermocoupl...

Page 58: ...50 RELEASED 11 17 10 WD CONFIDENTIAL 2679 771293 A01 Index WD Scorpio MX375M...

Page 59: ...79 771293 A01 Nov 2010 800 ASK 4WDC North America 800 832 4778 Spanish 800 6008 6008 Asia Pacific 00800 27549338 Europe toll free where available 31 880062100 Europe Middle East Africa Western Digital...

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