MHW2080AT, MHW2060AT, MHW2040AT DISK DRIVES

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MHW2080AT, MHW2060AT, MHW2040AT DISK DRIVES | Manualzz

Contents

CHAPTER 1 Device Overview ....................................................................... 1-1

1.1 Features .............................................................................................................. 1-2

1.1.1 Functions and performance ..................................................................... 1-2

1.1.2 Adaptability ............................................................................................. 1-2

1.1.3 Interface................................................................................................... 1-3

1.2 Device Specifications ......................................................................................... 1-4

1.2.1 Specifications summary........................................................................... 1-4

1.2.2 Model and product number ..................................................................... 1-5

1.3 Power Requirements........................................................................................... 1-6

1.4 Environmental Specifications............................................................................. 1-9

1.5 Acoustic Noise ................................................................................................. 1-10

1.6 Shock and Vibration ......................................................................................... 1-10

1.7 Reliability ......................................................................................................... 1-11

1.8 Error Rate ......................................................................................................... 1-12

1.9 Media Defects................................................................................................... 1-12

1.10 Load/Unload Function.................................................................................... 1-12

1.10.1 Recommended power-off sequence..................................................... 1-13

1.11 Advanced Power Management (APM)........................................................... 1-13

CHAPTER 2 Device Configuration ................................................................ 2-1

2.1 Device Configuration ......................................................................................... 2-2

2.2 System Configuration......................................................................................... 2-3

2.2.1 ATA interface.......................................................................................... 2-3

2.2.2 1 drive connection ................................................................................... 2-3

C141-E250 ix

Contents

2.2.3 2 drives connection..................................................................................2-4

CHAPTER 3 Installation Conditions..............................................................3-1

3.1 Dimensions .........................................................................................................3-2

3.2 Mounting ............................................................................................................3-3

3.3 Cable Connections..............................................................................................3-8

3.3.1 Device connector .....................................................................................3-8

3.3.2 Cable connector specifications ................................................................3-9

3.3.3 Device connection ...................................................................................3-9

3.3.4 Power supply connector (CN1) .............................................................3-10

3.4 Jumper Settings.................................................................................................3-10

3.4.1 Location of setting jumpers ...................................................................3-10

3.4.2 Factory default setting ...........................................................................3-11

3.4.3 Master drive-slave drive setting.............................................................3-11

3.4.4 CSEL setting..........................................................................................3-12

3.4.5 Power up in standby setting...................................................................3-13

CHAPTER 4 Theory of Device Operation......................................................4-1

4.1 Outline ................................................................................................................4-2

4.2 Subassemblies.....................................................................................................4-2

4.2.1 Disk..........................................................................................................4-2

4.2.2 Spindle.....................................................................................................4-2

4.2.3 Actuator ...................................................................................................4-2

4.2.4 Air filter ...................................................................................................4-3

4.3 Circuit Configuration..........................................................................................4-3

4.4 Power-on Sequence ............................................................................................4-6

4.5 Self-calibration ...................................................................................................4-7

4.5.1 Self-calibration contents ..........................................................................4-7

4.5.2 Execution timing of self-calibration ........................................................4-8

4.5.3 Command processing during self-calibration ..........................................4-8 x C141-E250

Contents

4.6 Read/write Circuit .............................................................................................. 4-9

4.6.1 Read/write preamplifier (PreAMP) ......................................................... 4-9

4.6.2 Write circuit............................................................................................. 4-9

4.6.3 Read circuit............................................................................................ 4-10

4.6.4 Digital PLL circuit................................................................................. 4-11

4.7 Servo Control ................................................................................................... 4-12

4.7.1 Servo control circuit .............................................................................. 4-12

4.7.2 Data-surface servo format ..................................................................... 4-15

4.7.3 Servo frame format................................................................................ 4-17

4.7.4 Actuator motor control .......................................................................... 4-18

4.7.5 Spindle motor control ............................................................................ 4-19

CHAPTER 5 Interface ..................................................................................... 5-1

5.1 Physical Interface ............................................................................................... 5-2

5.1.1 Interface signals....................................................................................... 5-2

5.1.2 Signal assignment on the connector ........................................................ 5-3

5.2 Logical Interface................................................................................................. 5-6

5.2.1 I/O registers ............................................................................................. 5-7

5.2.2 Command block registers ........................................................................ 5-8

5.2.3 Control block registers .......................................................................... 5-13

5.3 Host Commands ............................................................................................... 5-14

5.3.1 Command code and parameters............................................................. 5-14

5.3.2 Command descriptions .......................................................................... 5-18

(1) RECALIBRATE (X’10’ to X’1F’) ................................................. 5-20

(2) READ SECTOR(S) (X’20’ or X’21’) ............................................ 5-21

(3) WRITE SECTOR(S) (X’30’ or X’31’)........................................... 5-23

(4) WRITE VERIFY (X’3C’)............................................................... 5-25

(5) READ VERIFY SECTOR(S) (X’40’ or X’41’) ............................. 5-26

(6) SEEK (X’70’ to X’7F’) .................................................................. 5-27

(7) EXECUTE DEVICE DIAGNOSTIC (X’90’) ................................ 5-28

(8) INITIALIZE DEVICE PARAMETERS (X’91’)............................ 5-30

(9) DOWNLOAD MICROCODE (X’92’) ........................................... 5-31

(10) STANDBY IMMEDIATE (X’94’ or X’E0’) ............................... 5-33

C141-E250 xi

Contents

xii

(11) IDLE IMMEDIATE (X’95’ or X’E1’) / UNLOAD

IMMEDIATE (X’95’ or X’E1’) ................................................... 5-34

(12) STANDBY (X’96’ or X’E2’) ....................................................... 5-36

(13) IDLE (X’97’ or X’E3’) ................................................................. 5-37

(14) CHECK POWER MODE (X’98’ or X’E5’) ................................. 5-39

(15) SLEEP (X’99’ or X’E6’) .............................................................. 5-40

(16) SMART (X’B0) ............................................................................ 5-41

(17) DEVICE CONFIGURATION (X'B1') ......................................... 5-58

(18) READ MULTIPLE (X’C4’) ......................................................... 5-63

(19) WRITE MULTIPLE (X’C5’) ....................................................... 5-65

(20) SET MULTIPLE MODE (X’C6’) ................................................ 5-67

(21) READ DMA (X’C8’ or X’C9’) .................................................... 5-69

(22) WRITE DMA (X’CA’ or X’CB’)................................................. 5-71

(23) READ BUFFER (X’E4’) .............................................................. 5-73

(24) FLUSH CACHE (X’E7’).............................................................. 5-74

(25) WRITE BUFFER (X’E8’) ............................................................ 5-75

(26) IDENTIFY DEVICE (X’EC’) ...................................................... 5-76

(27) IDENTIFY DEVICE DMA (X’EE’) ............................................ 5-77

(28) SET FEATURES (X’EF’)............................................................. 5-89

(29) SECURITY SET PASSWORD (X’F1’) ....................................... 5-93

(30) SECURITY UNLOCK(X’F2’) ..................................................... 5-95

(31) SECURITY ERASE PREPARE (X’F3’)...................................... 5-97

(32) SECURITY ERASE UNIT (X’F4’).............................................. 5-98

(33) SECURITY FREEZE LOCK (X’F5’) .......................................... 5-99

(34) SECURITY DISABLE PASSWORD (X’F6’) ........................... 5-101

(35) READ NATIVE MAX ADDRESS (X’F8’) ............................... 5-103

(36) SET MAX (X’F9’)...................................................................... 5-104

(37) READ SECTOR(S) EXT (X’24’): Option (customizing) ......... 5-110

(38) READ DMA EXT (X’25’): Option (customizing) .................... 5-111

(39) READ NATIVE MAX ADDRESS EXT (X’27’):

Option (customizing).................................................................. 5-112

(40) READ MULTIPLE EXT (X’29’): Option (customizing).......... 5-113

(41) READ LOG EXT (X'2F') [Optional command

(Customize)] ............................................................................... 5-114

(42) WRITE SECTOR(S) EXT (X’34’): Option (customizing)........ 5-116

(43) WRITE DMA EXT (X’35’): Option (customizing) .................. 5-117

C141-E250

Contents

(44) SET MAX ADDRESS EXT (X’37’):

Option (customizing).................................................................. 5-118

(45) WRITE MULTIPLE EXT (X’39’): Option (customizing)........ 5-120

(46) WRITE DMA FUA EXT (X’3D’): Option (customizing) ........ 5-121

(47) WRITE LOG EXT (X’3F’) [Optional command

(Customize)]............................................................................... 5-122

(48) READ VERIFY SECTOR(S) EXT (X’42):

Option (customizing).................................................................. 5-124

(49) WRITE MULTIPLE FUA EXT (X’CE’):

Option (customizing).................................................................. 5-125

(50) FLUSH CACHE EXT (X’EA’): Option (customizing)............. 5-126

5.3.3 Error posting........................................................................................ 5-127

5.4 Command Protocol......................................................................................... 5-129

5.4.1 PIO Data transferring commands from device to host ........................ 5-129

5.4.2 PIO Data transferring commands from host to device ........................ 5-132

5.4.3 Commands without data transfer......................................................... 5-134

5.4.4 Other commands.................................................................................. 5-135

5.4.5 DMA data transfer commands............................................................. 5-135

5.5 Ultra DMA Feature Set .................................................................................. 5-137

5.5.1 Overview ............................................................................................. 5-137

5.5.2 Phases of operation.............................................................................. 5-138

5.5.3 Ultra DMA data in commands ............................................................ 5-138

5.5.4 Ultra DMA data out commands .......................................................... 5-143

5.5.5 Ultra DMA CRC rules......................................................................... 5-147

5.5.6 Series termination required for Ultra DMA ........................................ 5-148

5.6 Timing ............................................................................................................ 5-149

5.6.1 PIO data transfer.................................................................................. 5-149

5.6.2 Multiword data transfer ....................................................................... 5-150

5.6.3 Ultra DMA data transfer...................................................................... 5-151

5.6.4 Power-on and reset .............................................................................. 5-164

CHAPTER 6 Operations ................................................................................. 6-1

6.1 Device Response to the Reset............................................................................. 6-2

6.1.1 Response to power-on ............................................................................. 6-2

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Contents

6.1.2 Response to hardware reset .....................................................................6-3

6.1.3 Response to software reset.......................................................................6-5

6.1.4 Response to diagnostic command............................................................6-6

6.2 Power Save .........................................................................................................6-7

6.2.1 Power save mode .....................................................................................6-7

6.2.2 Power commands.....................................................................................6-9

6.3 Defect Processing ...............................................................................................6-9

6.3.1 Spare area ................................................................................................6-9

6.3.2 Alternating processing for defective sectors..........................................6-10

6.4 Read-ahead Cache ............................................................................................6-12

6.4.1 DATA buffer structure ..........................................................................6-12

6.4.2 Caching operation..................................................................................6-13

6.4.3 Using the read segment buffer...............................................................6-15

6.5 Write Cache ......................................................................................................6-19

6.5.1 Cache operation .....................................................................................6-19

Glossary ........................................................................................................... GL-1

Acronyms and Abbreviations .........................................................................AB-1

Index .................................................................................................................. IN-1

xiv C141-E250

Contents

Illustrations

Figures

Figure 1.1 Permissible range of +5V rise slope ..................................................... 1-6

Figure 1.2 The example of negative voltage waveform at +5 V when power is turned off............................................................................... 1-7

Figure 1.3 Current fluctuation (Typ.) at +5 V when power is turned on ............... 1-9

Figure 2.1 Disk drive outer view ........................................................................... 2-2

Figure 2.2 1 drive system configuration ................................................................ 2-3

Figure 2.3 2 drives configuration........................................................................... 2-4

Figure 3.1 Dimensions ........................................................................................... 3-2

Figure 3.2 Mounting frame structure ..................................................................... 3-3

Figure 3.3 Location of breather ............................................................................. 3-4

Figure 3.4 Surface temperature measurement points ............................................. 3-5

Figure 3.5 Service area .......................................................................................... 3-6

Figure 3.6 Handling cautions ................................................................................. 3-7

Figure 3.7 Connector locations .............................................................................. 3-8

Figure 3.8 Cable connections................................................................................. 3-9

Figure 3.9 Power supply connector pins (CN1)................................................... 3-10

Figure 3.10 Jumper location ................................................................................ 3-10

Figure 3.11 Factory default setting ...................................................................... 3-11

Figure 3.12 Jumper setting of master or slave drive ............................................ 3-11

Figure 3.13 CSEL setting..................................................................................... 3-12

Figure 3.14 Example (1) of cable select .............................................................. 3-12

Figure 3.15 Example (2) of cable select .............................................................. 3-13

Figure 4.1 Power supply configuration.................................................................. 4-4

Figure 4.2 Circuit configuration ............................................................................ 4-5

Figure 4.3 Power-on operation sequence ............................................................... 4-6

Figure 4.4 Read/write circuit block diagram ......................................................... 4-9

Figure 4.5 Frequency characteristic of programmable filter................................ 4-10

Figure 4.6 Block diagram of servo control circuit ............................................... 4-12

Figure 4.7 Physical sector servo configuration on disk surface........................... 4-16

Figure 4.8 Servo frame format............................................................................. 4-17

C141-E250 xv

Contents

Figure 5.1 Interface signals ....................................................................................5-2

Figure 5.2 Execution example of READ MULTIPLE command ........................5-63

Figure 5.3 READ SECTOR(S) COMMAND protocol......................................5-130

Figure 5.4 Protocol for command abort .............................................................5-131

Figure 5.5 WRITE SECTOR(S) command protocol .........................................5-133

Figure 5.6 Protocol for the command execution without data transfer ..............5-135

Figure 5.7 Normal DMA data transfer ...............................................................5-136

Figure 5.8 Ultra DMA termination with pull-up or pull-down ..........................5-148

Figure 5.9 PIO data transfer timing....................................................................5-149

Figure 5.10 Multiword DMA data transfer timing (mode 2) .............................5-150

Figure 5.11 Initiating an Ultra DMA data in burst.............................................5-151

Figure 5.12 Sustained Ultra DMA data in burst.................................................5-155

Figure 5.13 Host pausing an Ultra DMA data in burst ......................................5-156

Figure 5.14 Device terminating an Ultra DMA data in burst.............................5-157

Figure 5.15 Host terminating an Ultra DMA data in burst ................................5-158

Figure 5.16 Initiating an Ultra DMA data out burst...........................................5-159

Figure 5.17 Sustained Ultra DMA data out burst...............................................5-160

Figure 5.18 Device pausing an Ultra DMA data out burst.................................5-161

Figure 5.19 Host terminating an Ultra DMA data out burst ..............................5-162

Figure 5.20 Device terminating an Ultra DMA data out burst...........................5-163

Figure 5.21 Power-on reset timing.....................................................................5-164

Figure 6.1 Response to power-on...........................................................................6-3

Figure 6.2 Response to hardware reset...................................................................6-4

Figure 6.3 Response to software reset....................................................................6-5

Figure 6.4 Response to diagnostic command.........................................................6-6

Figure 6.5 Sector slip processing .........................................................................6-10

Figure 6.6 Automatic alternating processing .......................................................6-11

Figure 6.7 Data buffer structure ...........................................................................6-12 xvi C141-E250

Tables

Contents

Table 1.1 Specifications......................................................................................... 1-4

Table 1.2 Examples of model names and product numbers................................... 1-5

Table 1.3 Current and power dissipation ............................................................... 1-8

Table 1.4 Environmental specifications................................................................. 1-9

Table 1.5 Acoustic noise specification ................................................................ 1-10

Table 1.6 Shock and vibration specification ........................................................ 1-10

Table 1.7 Advanced Power Management ............................................................ 1-14

Table 3.1 Surface temperature measurement points and standard values.............. 3-5

Table 3.2 Cable connector specifications .............................................................. 3-9

Table 5.1 Signal assignment on the interface connector........................................ 5-3

Table 5.2 I/O registers............................................................................................ 5-7

Table 5.3 Command code and parameters ........................................................... 5-15

Table 5.4 Diagnostic code.................................................................................... 5-28

Table 5.5 Operation of DOWNLOAD MICROCODE........................................ 5-32

Table 5.6 Example of rewriting procedure of data 512 KBytes

(40000h Bytes) of microcode .............................................................. 5-32

Table 5.7 Features register values (subcommands) and functions....................... 5-42

Table 5.8 Format of device attribute value data................................................... 5-46

Table 5.9 Format of insurance failure threshold value data................................. 5-46

Table 5.10 Off-line data collection status ............................................................ 5-49

Table 5.11 Self-test execution status.................................................................... 5-49

Table 5.12 Off-line data collection capability ..................................................... 5-50

Table 5.13 Failure prediction capability flag ....................................................... 5-50

Table 5.14 Error logging capability ..................................................................... 5-51

Table 5.15 Log directory data format .................................................................. 5-51

Table 5.16 Data format of SMART Summary Error Log .................................... 5-53

Table 5.17 Data format of SMART Comprehensive Error Log .......................... 5-54

Table 5.18 SMART self-test log data format....................................................... 5-55

Table 5.19 Selective self-test log data structure................................................... 5-56

Table 5.20 Selective self-test feature flags .......................................................... 5-57

Table 5.21 DEVICE CONFIGURATION IDENTIFY data structure ................ 5-61

Table 5.22 Information to be read by IDENTIFY DEVICE command ............... 5-78

Table 5.23 Features register values and settable modes ...................................... 5-89

Table 5.24 Contents of SECURITY SET PASSWORD data .............................. 5-93

Table 5.25 Relationship between combination of Identifier and Security level, and operation of the lock function ........................................... 5-93

Table 5.26 Contents of security password ......................................................... 5-101

C141-E250 xvii

Contents

Table 5.27 Command code and parameters .......................................................5-127

Table 5.28 Recommended series termination for Ultra DMA ...........................5-148

Table 5.29 Ultra DMA data burst timing requirements .....................................5-152

Table 5.30 Ultra DMA sender and recipient timing requirements.....................5-154 xviii C141-E250

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