Seagate S-series 2.5" 320GB manuale d’uso

Momentus Series Product Manual 2.5” Hard Disk Drive $SULO  , 2012 Rev2 [...]

Momentus Product M anual REV  1 ii TABLE OF CONTENTS CHAPTER 1 SCOPE .............. ................................ .......................... ................................ ................. .... 1 1.1 U SER D EFIN ITION ............................ ................................ ................................ ........................[...]

Momentus Product M anual REV  1 iii 5.2.3.5 Analog to Digi tal Conver ter (ADC) and FIR ............................................................. ................... 31 5.3 S ERVO S YST EM ......................... .......................... ................................ ................................. .......... .. 32 5.4 R EAD AND [...]

Momentus Product M anual REV2.1 iv 8.2.14 Read FPDMA Queued (60h) .................... .......................................................... ............. 58 8.2.15 Read Log Extended (2Fh) .................. .......................... ................................ ................... 59 8.2.16 Read Long (22h) .......................... ....[...]

Momentus Product Manual REV2.1 v TABLE OF TABLES Table 3-1 : Specif ications .............................. ................................ .......................... ........... ..................... .. 6 Table 3-2 : Physical Specif icatio ns ................ .......................... ................................ ................ .......... [...]

SCOPE Momentus Product Manual REV2.1 1 CHAPTER 1 SCOPE Welcome to the Mom entus series of Seagate hard disk driv e. This series of drives consists of the following models: ST250LM004, ST320LM001, ST500LM012, ST640LM001, ST750LM022, ST1000LM024. This chapter provides an overview of th e contents of this manual, including the in tended user, manual o[...]

SCOPE Momentus P roduct Ma nual REV2.1 2 1.3 SATA The ATA (Advanced Technology Attachment) interface which was developed based on the IDE (Integrated Drive Electronics) has been aroun d from 1980’s. As the PC processor speed has improved, so have the data rates of the HDD. The parallel ATA is reaching its limit of 133 MB/s data transfer rate. Ser[...]

DESCRIPTION Momentus P roduct Ma nual REV2.1 3 CHAPTER 2 DESCRIPTION This chapter summarizes general functions and key features of the Momentus hard disk drive, as well as the standards and regulations they meet. 2.1 Introducti on The Seagate Momentus 2.5 inch hard disk drive is high capacity, high performance random access storage device, which us[...]

DESCRIPTION Momentus P roduct Ma nual REV2.1 4 2.2 Key Features Key features of the Momentus SATA hard disk drive includes :  Formatted capacities are 250, 320, 5 00, 640, 750 GB, 1TB  9.5 ± 0.2 mm height form factor  5400 RPM Class  12 ms average seek tim e  High accuracy rotary voice coil actu ator with embedded sector servo  S[...]

DESCRIPTION Momentus P roduct Ma nual REV2.1 5 2.3 Standards and Regulations The Momentus hard disk drive depends upon its host equipment to provide power and appropriate environmental conditions to achieve optimum performance and compliance with applicable industry and governmental regulations. Spec ial attention has been given i n the areas of sa[...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 6 CHAPTER 3 SPECIFICATIONS This chapter gives a detail des cription of the physical, elect rical and environmental characteristics of the Momentus hard disk drive. 3.1 Specification Summary Table 3-1 : Specifications DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Number [...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 7 3.2 Physical Speci fications Table 3-2 : Physical Specifications DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Physica l dimensi ons Length (mm) Width (mm) Height (mm) Weight (g, max) 100.3 ± 0.4 69.85 ± 0.25 9.5 ± 0.2 1 Disk 99 / 2 Disk 107 3.3 Logical Configurati[...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 8 3.4 Performanc e S pecifications Table 3-4 : Performance Specifications DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Seek Time (RD/WRT, Typ) Average seek time Track to track seek time Full stroke seek time 12/14 ms 2/4 ms 22/24 ms ` Average Latency 5.6 ms Data Transf[...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 9 3.5 Power consumption Table 3-5 : Power consumption DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Rated Voltage V +5 Current A 0.85 Power Cons umpt ion Start Up (25 C) mA 1000 Low Power Idle (25 C) Watt 0.7 Read/Write (25 C) Watt 2.2 See k (25 C) Watt 2.0 Stand by (25[...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 10 3.6 Environmental Specifications Ta ble 3-6 : Environmental Specifications DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Ambient Temperature Operating Non-operating Max. gradient (Temperature/Humidity) (Drive temperature measured on position of f igure 3-1 should be [...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 11 Figure 3-1 : Measurement Position.[...]

SPECIFICATIONS Momentus P roduct Manual REV2.1 12 Table 3-6 : Environmental Specifications (continued) DESCRIPTION ST250LM004 ST320LM001 ST500LM012 ST640LM001 ST750LM022 ST1000LM024 Linear Shock (1/2 sine pulse) Operating 2.0 m s Non-operatin g 2.0 m s Rotational Shock Operating 2.0 m s Non-operating 2.0 m s 325G 750G 3K rad/sec 2 30K rad/sec 2 Aco[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 13 CHAPTER 4 INSTALLATION This chapter describes how to unp ack, mount, configure and conn ect a Momentus hard disk drive. It also describes how to install the drive in systems. 4.1 Space Requirements Figure 4-1 shows the external dimensions of the d rive. Figur e 4-1 : Mech anic al Dim ens ion[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 14 4.2 Unpacking Instructions (1) Open the shipping container of th e Momentus hard disk drive. (2) Lift the packing assembly that contains the drive out of the shipping container. (3) Remove the drive from the packing assembly. When you are ready to install th e drive, remove it from the ESD (Electro S[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 15 4.3.1 Orientation Figure 4-2 shows the physical dimensions and mounting holes located on each side of the drive. The mounting holes on Momentus hard d isk drive allow the drive to be m ounted in any direction. Figure 4-2 : Mounting Dimensions[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 16 4.3.2 Clearance The printed circuit board (PCB) is designed to be very close to the m ounting holes. Do not exceed the specified length for the m ounting screw described in Fig ure 4-3. The specified screw length allows full use of the mounting-hole threads, while avoiding damage or placing unwanted [...]

INSTALLATION Momentus P roduct Ma nual REV2.1 17 4.3.3 Ventilation The Momentus hard disk drive is designed to operate without the need of a coo ling fan provided the ambient air temperature does not exceed 55ºC. Any user-designed cabinet must provide adequate air circulation to prevent exceeding the maximum temperature. 4.4 Cable Connectors The I[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 18 Figure 4-5 Connectivity to Drives[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 19 Figure 4-5 illustrates Connectivity of SATA to drives. It can be used w ith a SATA host bus adapter (lower picture) or directly into mo therboard that has the SATA built-in host bus adapter (upper pi cture). SATA Device Connector Definition Please note that all pins are in a single row , with a 1.27 [...]

INSTALLATION Momentus P roduct Ma nual REV2.1 20 SATA-Bus Interface Connector The SATA-Bus interface connector on the drive connects the drive to an SA TA host bus adapter or an on- board SATA adapter in the com puter. Figures 4.6 illustrates the power, SATA, and f actory use only jumper. Figure 4.7 shows pin locations on the SATA drive. Figure 4-6[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 21 Figure 4-7 Pin Locations on the Drive PC BA[...]

INSTALLATION Momentus P roduct Ma nual REV2.1 22 4.5 Drive Installation The Momentus hard disk drive can be instal led in a SATA compatible system Figure 4-8 indicates the interface and power cabl e connections required for proper drive installation . Figure 4-8 DC Power Connector and SATA-Bus Interface Cable Connections[...]

Momentus P roduct Ma nual REV2.1 23 CHAPTER 5 DISK DRIVE OPERATION This chapter describes the operation of the Momentus hard disk drive functional subsystems. It is intended as a guide to the operation of the drive, rather than a detailed theory of operation. 5.1 Head / Disk Ass embly (HDA) The Momentus hard disk drive co nsists of a mechanical sub[...]

Momentus P roduct Ma nual REV2.1 24 Figure 5-1 : Exploded Mechanical View[...]

Momentus P roduct Ma nual REV2.1 25 5.1.3 Disk Stack Assembly The disk stack assembly in the Momentus hard disk drive consists of 1 or 2 disks and disk spacers secured on the hub of the spindle m otor assembly by a disk clamp. The glass disks have a sputtered thin-film magnetic coating. 5.1.4 Head Stack Asse mbly The head stack assembly consists of[...]

Momentus P roduct Ma nual REV2.1 26 5.2 Drive Electronics The Momentus ha rd dis k drive attains its intelligence and performance through the specialized electronic components mounted on the PCBA. The com ponents are mounted on one side of the PCBA. The Preamplifier IC is the only electrical component that i s not on the PCBA. It is mounted on the [...]

Momentus P roduct Ma nual REV2.1 27 Figure 5-2 : Momentus Functional Block Diagram 32-bit ARM Disk Controller Buffer Control Block Host Interface Block Format Sequencer & Read Channel 8-Mbyte D DR Disk Preamp Motor Control SATA Host Bus ( Gbps)[...]

Momentus P roduct Ma nual REV2.1 28 5.2.2.1 The Host Inte rface Control Block The SATA Disk Controller provides di rect interface to an SATA bus. It i s compatible with ATA 7 Specs. It provides a means for th e host to access the Task File registers used t o control the transfer of data between host memory and the disk d rive The SATA Host Interfac[...]

Momentus P roduct Ma nual REV2.1 29 Additional functionality is provided in the Buff er Control block through the following features:  Increased automation to support m inimal latency read operations with minimal latency.  Capability to support the execution of multiple consecutive Auto-Write commands without loss of data due to overwriting o[...]

Momentus P roduct Ma nual REV2.1 30 5.2.2.6 Power Management Power management f eatures are incorporated into ea ch block of the Mom entus. This allows the designer to tailor the amount of power managem ent to the specified design. Other power m anage ment features include:  Independent power management control for each b lock.  DSP block pow[...]

Momentus P roduct Ma nual REV2.1 31 5.2.3.4 Analog Anti-Aliasing Low Pass Filter The 7 th order equal-ripple analog filter provi des filtering of the analog signal from AGC before it’s being converted to digital signal with the ADC . Its main function is to avoid aliasin g for the ADC circuit. 5.2.3.5 Analog to Digital Converter (ADC ) and FIR Th[...]

Momentus P roduct Ma nual REV2.1 32 5.3 Servo System The Servo System c ontrols the position of the read/write heads and holds them on t rack during read/write operations. The Servo System also co mpensates for MR write/read offsets and th ermal offsets between heads on different surfaces and for vibrati on and shock applied to the drive. The Momen[...]

Momentus P roduct Ma nual REV2.1 33 The Sequencer module identifies the data as belonging to the target sector. After a full sector is read, the 88i9322 (Rev2.0) checks to see if t he firmware needs to apply an ECC algorit hm to the data. The Buffer Control section of the 88i9322 (Rev2.0) stores the data in the cach e and transmits the data to the [...]

Momentus P roduct Ma nual REV2.1 34 advance and automatically read and store the following data from the disk into fast RAM. If the host requests this data, the RAM is accessed rather than t he disk. There is a high probab ility that subsequent data requested wil l be in the cache, because more than 50 percent of all disk requests are sequential. I[...]

Momentus P roduct Ma nual REV2.1 35 If the sector is not automatically relocated, the drive drops out of write caching and reports the error as an ID Not Found. If the write command is still active on the AT interface, the error is reported during that command. Otherw ise, it is reported on the next comm and. 5.5.3 Defect Ma nagement The Momentus h[...]

Momentus P roduct Ma nual REV2.1 36 5.5.8 APM The Advanced Power Management (APM) f e ature set is an optional feature set that all ows the host to select a power management level. The power m anag ement level is specified using a scale f rom the lowest power consumption setting to the maxim um performance level . Device perfo rmance may increase w[...]

Momentus P roduct M anual R EV2.1 37 CHAPTER 6 SATA II INTERFACE 6.1 Introd uction The Momentus disk drive is equ ipped with an industry standard SATA Interface fully supports and enhan ces PC mass storage requirements. The SATA interface conforms to the Serial ATA standards in Cabling, in Physical Signals, and in Logical Programm i ng schemes. The[...]

Momentus P roduct M anual R EV2.1 38 CONTROL VARIABLE- The control variable, Z, is a flag that determ ines the code set to be u sed to interpret a data byte. The control variable has th e value D (for data characters) or K (for control characters). CRC- In Serial ATA a 32-bit CRC is calculated over th e contents of a FIS. The Serial ATA CRC is the [...]

Momentus P roduct M anual R EV2.1 39 PRIMITIVE- A primitive is a single Dword of information that consists of a control character in b yte 0 followed by three additional data characters in bytes 1-3. SHADOW REGISTER BLOCK REGISTERS- Shadow Register Block registers are interface registers used for delivering commands to th e device or posting status[...]

Momentus P roduct M anual R EV2.1 40 media is accomplished by treating the sector number as the least signifi cant portion, the head number as the mid portion, and the cylinder num ber as the most significant portion of the CHS add ress. In LBA mode the sectors on the devi ce are assumed to be linearly map ped with an initial definition of: LBA 0 =[...]

Momentus P roduct M anual R EV2.1 41 6.3.3.2 Device Control Register (ex. 3F6h) The bits in this register are as fo llows: 7 6 5 4 3 2 1 0 HOB R R R R SRST nIEN 0  HOB is the High Order Byte used f or host to access the Extended Registers in the 48-bit LBA mode  SRST is the host software reset bit. The drive is h eld reset when this bit is se[...]

Momentus P roduct M anual R EV2.1 42  ABRT (Aborted Command) indicates the requested comm and has been aborted due to a drive status error (Not Ready, Write Fault, etc.) or because the command code is invalid.  # Indicates the content of this bit is command dependent. NOTE: Unused bits are cleared to zero. 6.3.4.5 Sector Count Register and Se[...]

Momentus P roduct M anual R EV2.1 43  DEV is res erve d.  Bit0-bit3 is defined for the binary cod ed address of the head to be selected in CHS mode(e.g. if H3 through HS0 are 0011b, respecti vely, then head 3 will be selected). HS3 is the most significant bit. In 28 bit LBA mode bit0-3 HS3 contains bit s 24-27 of the LBA. Aft er command compl[...]

Momentus P roduct M anual R EV2.1 44 CHAPTER 7 SAT A II FEATURE SET This section describes the SATA II feature set suppo rted in the Seagate Momentus drive. 7.1 Device Activity Sign al Momentus implemented the Device Activity Si gnal on the SATA power connector pin-11. The implementation is based on the SATA II specifi cation. This activity signal [...]

Momentus P roduct M anual R EV2.1 45 performance. The NCQ hardware autom atically receives the NCQ commands from the host. The h ardware verifies the duplication of the tag num ber and report tag duplicated error imm ediately. The automation of the hardware and firmware hand les the NCQ command from its reception to the reordering and command execu[...]

Momentus P roduct M anual R EV2.1 46 7.6 Software Settings Preservation Momentus supports SATA II Softw are Settings Preservation requirements. The settings of the fol lowing items will be preserved across device receiv ing of COMRESET. This will ensure the device operates on the intended settings even if the COMRESET is received. A SATA bus may ge[...]

Momentus P roduct M anual R EV2.1 47 CHAPTER 8 ATA COMMAND DESCRIPTIONS 8.1 Command Table Commands are issued to the driv e through SATA interface, by way of a Command Packet. Th is table list commands supported by the Momentus HDD. Extended comm ands are unique to the 48-bit Address feature set. Table 8-1 Command Code Parameters Command Parameter [...]

Momentus P roduct M anual R EV2.1 48 1 Read Verif y *3 40h y y y y y 1 Read Verif y Extended *3 41h y y y y y y y y y 1 Recalibra te *3 10h 1 Security Disable Pass word F6h 1 Secur ity Erase Prepare F3h 1 Secur ity Erase Unit F4h 1 Security Freeze Lock F5h 1 Secur ity Set Password F1h 1 Secur ity Unlock F2h 1 S e e k * 3 7 0 h 1 Set Features EFh y [...]

Momentus P roduct M anual R EV2.1 49 If the drive is in, goi ng to, or recovering from the Standby Mode, th e drive sets BSY, sets the Sector Count register to 00h, clears BSY, an d generates an interrupt. If the drive is in the Idle Mode, the drive s ets BSY, sets the Sector Count register to FFh, clears BSY, and generates an interrupt. 8.2.2 Down[...]

Momentus P roduct M anual R EV2.1 50 Table 8-3 Device Configuration Identify data structure Word Content 0 Data structure revision 1 Multiword DMA m odes supported 15-3 Reserved 2 1 = Reporting support for Multiword DMA mode 2 and below is allowed 1 1 = Reporting support for Multiword DMA mode 1 and below is allowed 0 1 = Reporting support for Mult[...]

Momentus P roduct M anual R EV2.1 51 8.2.4 Execute Device Diagnostics (90h) This command performs the internal diagnostic tests implemented by the drive. The D iagnostic Code written to the Error register is a unique 8-bit code. Table 8-4 Diagnostic Codes Code D e s c r i p t i o n 0 1 h N o e r r o r d e t e c t e d 02h Format ter device error 03h[...]

Momentus P roduct M anual R EV2.1 52 Some parameters are def ined as a string of ASCII characters. For the str ing “Copyright,” the character ‘C’ is the first byte, ‘o’ is the 2nd byte, etc. When such fields are t ransferred, the order of transmission is:  1st character (‘C’) is on bits DD15 through DD8 of the f irst word  2nd[...]

Momentus P roduct M anual R EV2.1 53 Word Content Description 2 1=the fields reported in wo rd 88 are valid 1 1=the fields reported in wo rds 64-70 are valid 0 1=the fields reported in wo rds 54-58 are valid (Obsolete) 54 XXXXh Nu mber of current logical cylinders (Obso lete) 55 XXXXh Nu mber of current logical h eads (Obsolete) 56 XXXXh Nu mber of[...]

Momentus P roduct M anual R EV2.1 54 Word Content Description 3 Device initiating interface power m anagement enabled 2 DMA Setup Auto -Activate optimization enabled 1 Non-zer o buffe r offset s in DMA Se tup FIS enabl ed 0 Reserved (set to 0) 80 01F Fh Major version number 15-0 ATA-1, ATA-2, ATA-3 and ATA/ATAPI-4, 5, 6, 7 81 0028 h Minor version n[...]

Momentus P roduct M anual R EV2.1 55 Word Content Description 3 1=Media Card Pass Through comm and feature set supported 2 1=Media serial number supported 1 1=SMART self-test supported 0 1=SMART error logging supported 85 7469 h Command set/feature enabled. (The default manufacturing setting i s as below) 15 Obsolete 14 1=NOP command enabled 13 1=R[...]

Momentus P roduct M anual R EV2.1 56 Word Content Description 88 007F h Ultra DMA transfer modes 15-8 Current active Ultra DMA transfer mode 15 Ultra DMA mode 7 14 Ultra DMA mode 6 13 Ultra DMA mode 5 12 Ultra DMA mode 4 11 Ultra DMA mode 3 10 Ultra DMA mode 2 9 Ultra DMA mode 1 8 Ultra DMA mode 0 7-0 Ultra DMA t ransfer mode is supported 7 Ultra D[...]

Momentus P roduct M anual R EV2.1 57 Word Content Description 2 1=Security locked 1 1=Security enabled 0 1=Security supported 129-159 0000h Vendor specific 160 00 00h CFA po wer mo de 1 161-175 0000h Reserved for CFA 176-205 0000h Current media serial number 206-254 0000h Res erved 255 xx xxh Integri ty wo rd 15-8 Checksum 5 Signature (A5h) (contin[...]

Momentus P roduct M anual R EV2.1 58 8.2.10 Initiali ze Device Parameters (91h) This command is obsolete in the ATA7 specification. The supporting of this command is for backward compatibility purpose. The use of this command is beyond the ATA standard and not recommended by the manufacture. This command enables the ho st to set the nu mber of sect[...]

Momentus P roduct M anual R EV2.1 59 If the drive enters NCQ mode and a non-queue command is received, the drive will respond with err or to inform host a queue comm and been overlapped with non-queue. If a queue tag is not finished and another same tag command is received, the drive will response with error to inf orm host a duplicated tag is rece[...]

Momentus P roduct M anual R EV2.1 60 The contents of the Command Block registers, following th e transfer of a data b lock, which had a sect or in error, are undefined. The host shoul d retry the transfer as individual req uests to obtain valid error information. Subsequent blocks are transferred only if the error was a correctable data error. All [...]

Momentus P roduct M anual R EV2.1 61 8.2.21 Reca librate (10 h) This command is obsolete in the ATA7 specification. The supporting of this command is for backward compatibility purpose. The use of this command is beyond the ATA standard and not recommended by the manufacturer. This command moves the read/write heads from anywhere on the disk to cyl[...]

Momentus P roduct M anual R EV2.1 62 Table 8-8 Security Erase Unit Password Word Content 0 Contr ol word . Bit 0 Identifier 0= co mpare User password 1= co mpare Master password Bit 1 Erase mode 0= Normal erase 1= Enhanced erase Bit (15:2) Reserved 1-16 Password (32 bytes) 17-255 Reserved 8.2.25 Security Freez e Lo ck (F5h) The SECURITY FREEZE LOCK[...]

Momentus P roduct M anual R EV2.1 63 Table 8-10 Identifier and security lev el bit interaction Identifier Level Command result User High The password supplied with the command shall be saved as the new User password. The Lock m ode shall be enabled from the n ext power-on or hardware reset. The device shall t hen be unlocked by either the User pass[...]

Momentus P roduct M anual R EV2.1 64 Table 8-11 Set Features Register Definitions Code Description 02h Enable Write Cache 03h Set transfer m ode based on value in Sector Count register 06h Enable Power-Up in Standby Mode 07h Power-Up in Standb y feature set device sopin up 10h Enable use of SATA features SC=02: DMA Setup FIS Auto Activate automatio[...]

Momentus P roduct M anual R EV2.1 65 Setting of the UDMA mode will not al ter the speed of the SATA int erface transfer. SATA transfer speed is depending upon the negotiated interface speed of either Gen II 3.0 Gbps or Gen I 1.5 Gbps. The mode sett ing in the Set Feature comm and is for backward compatibility purpose. 8.2.30 Set Max Address (F9h, 3[...]

Momentus P roduct M anual R EV2.1 66 If the Sector Count register is non-zero, then the Standby Tim er is enabled. The value in the Sector Count register shall be used to determ ine the time programmed into the Standby Mode. The value in the Sector Count register when the STANDBY comm and is issued shall determine the time period programmed into th[...]

Momentus P roduct M anual R EV2.1 67 A value of zero written by the ho st into the device’s Sector Count register bef ore issuing this command shall cause this feature to b e disabled. Disabling this f eature does not preclude the device f rom saving SMART data to non-volatile memory during some other normal operation such as during a power-on se[...]

Momentus P roduct M anual R EV2.1 68 8.2.34.5 Smart read data (D0h) This command returns the Device SMART data structure to the host. Table 8-15 Device SMART Data Structure Byte F/V Descriptions 0 V Data Structu re Revision Number 2 V 1 s t Device Attribute 14 V 2 n d Device Attribute 26 V 3 rd Devic e Att ribut e … … … 350 V 30 th Devi ce At[...]

Momentus P roduct M anual R EV2.1 69 Data Stru cture Revi sion Num ber The Data Structure Revision Number ident ifies which version of this data structure is implem e nted by the device. This revision number identifies both the Attribute Value and Attribute Threshold Data structures. SMART Attribu te Data The data structure of the SMART attribu te [...]

Momentus P roduct M anual R EV2.1 70 3 Error rate 1= Attribute that is based on th e expected, non-fatal errors that are inherent in disk drives, in creases in which may indicate imminent drive failure, such as ECC errors, seek errors, etc. 4 Event count 1= Attribute that counts events, of which an excess ive number of which may indicate imm inent [...]

Momentus P roduct M anual R EV2.1 71 Table 8-17 SMART Attribute Data List Attribute ID Definition Monitor 1 Raw read error rate Errors during read operations. 3 Spin up time Spin up time in milliseco nd 4 Spindle motor on count On/off count. 5 Number of Auto Reassign sectors Reassigned sector count. 7 Seek error rate Erro rs during seek operations.[...]

Momentus P roduct M anual R EV2.1 72 81h Reserved 83h Reserved 87h-BFh Reserved C0h-F Fh Ven dor speci fic The total time in seconds to com p lete off-line data collection activity word specifies h ow may seconds the device requires to complete its sequence of off-line data collection activity. Valid values for this w ord are from 0001h to FFFFh. S[...]

Momentus P roduct M anual R EV2.1 73  Bit 0 (EXECUTE OFF-LINE IMMEDIATE implem ented bit) – If the value of thi s bit equals one, then the SMART EXECUTE OFF-LINE IMMEDIATE command is im p lemented by this device. If the value of th is bit equal s zero , then the SMART EXEC UTE OFF -LINE IMME DIAT E comm and is not implemented by this device. ?[...]

Momentus P roduct M anual R EV2.1 74 8.2.34.6 SMART read l og sector (D5h) This command returns the indicated log sectors to the host. 8.2.34.7 SMART return status (DAh) This command is used to comm unicate the reliability status of the device to the ho st at the host’s request. If a threshold exceeded condition is not detected by th e device, th[...]

Momentus P roduct M anual R EV2.1 75 8.2.39 Write FPDMA Queu ed (61h) This command is implemented according to the Serial ATA I I: Extension to Serial ATA 1.0a, Revision 1.2 specification. The purpose of this command is for the host to issue a Native Command Queue (NCQ) write commands. This comm and allows device to reorder the command issued in a [...]

Momentus P roduct M anual R EV2.1 76 If the Write Multiple command is atte mpted before the Set Multiple Mode command has been executed, or when Write Multiple commands are disabled, th e Write Multiple operation is rejected with an aborted command error. Disk errors encountered during execution of Write Multiple comm ands are posted after the atte[...]

Momentus P roduct Ma nual REV2.1 77 CHAPTER 9 MAINTENANCE 9.1 Gener al Information Seagate's Momentus hard disk drive achieves high reliability through their mechanical design and extensive use of microelectronics. Their design allows fast, easy sub-assembly replacem ent without adjustments, greatly reducing the amount of downtime required for[...]

Momentus P roduct Ma nual REV2.1 78 Fig. 9-1: H H D D D D h h a a n n d d l l i i n n g g g g u u i i d d e e - -Please ha ndle HDD by side sur f aces! Fig. 9-2 : H H D D D D h h a a n n d d l l i i n n g g g g u u i i d d e e - -Do not Touch Cover and PCB! Fig. 9-3 : H H D D D D h h a a n n d d l l i i n n g g g g u u i i d d e e - -Do Not Stack![...]

Momentus P roduct Ma nual REV2.1 79 Fig. 9-4 : : H H D D D D h h a a n n d d l l i i n n g g g g u u i i d d e e - - Prevent Shocks! 9.3 Service and Repai r To determine the warranty for a specifi c drive, use a web browser to access th e following web page http://www.seagate.com/www/en-us/support/warranty_&_returns_assistance From this page, c[...]