Hitachi HDS723020BLA642 - Figure 6 Bottom and Side Views with Mounting Hole Locations; Table 16 Physical Dimensions

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Hitachi hard disk drive specifications

Figure 6 Bottom and side views with mounting hole locations

All dimensions in the above figure are in millimeters.

The breather hole must be kept uncovered in order to keep the air pressure inside of the disk enclosure equal to

external air pressure.

The following table shows the physical dimensions of the drive.

Height (mm)

Width (mm)

Length (mm)

Weight (grams)

26.1 MAX

101.6 ± 0.25

147 MAX

680 MAX

Table 16 Physical Dimensions

Main Page

Table of Contents3
- Table 1 Type and Model13
- General Caution14
- Glossary14
- References14
General Features15
- Head Disk Assembly17
- Actuator17
- Table 2 Formatted Capacity18
- Data Sheet19
Figure 1 Plist Physical Format24
Defect Flagging Strategy24
- Figure 2 Connector Location25
- Signal Definition(SATA)26
- Table 10 Interface Connector Pins and I/O Signals26
- Figure 3 the Timing of COMRESET, COMINIT and COMWAKE28
- Out of Band Signaling(SATA)28
- Table 11 Parameter Descriptions28
- Table 12 Temperature and Humidity29
- Atmospheric Condition30
- Corrosion Test30
- Figure 4 Limits of Temperature and Humidity30
- Table 13 Input Voltage31
- Table 14 Power Supply Current31
- Table 15 Power Supply Generated Ripple at Drive Power Connector32
- Cable Noise Interference33
- Data Reliability33
- Load/Unload33
- Preventive Maintenance33
- Required Power-Off Sequence33
- Start/Stop Cycles33
- Figure 5 Top and Side Views with Breather Hole Location and Mechanical Dimensions34
- Figure 6 Bottom and Side Views with Mounting Hole Locations35
- Table 16 Physical Dimensions35
- Figure 7 Mounting Hole Locations (All Dimensions Are in MM)36
- Hole Locations36
- Figure 8 Connector Locations37
- Drive Mounting38
- Heads Unload and Actuator Lock38
- Non Operating Vibration39
- Table 17 Random Vibration PSD Profile Break Points (Operating)39
- Non Operating Shock40
- Operating Shock40
- Table 18 Random Vibration PSD Profile Break Points (Nonoperating)40
- Nonoperating Rotational Shock41
- Table 19 Sinusoidal Shock Wave41
- Table 20 Rotational Shock41
- Acoustics42
- Table 21 Sound Power Levels42
- Identification Labels43
  - German Safety Mark44
  - Flammability44
  - Safe Handling44
  - Substance Restriction Requirements44
  - Secondary Circuit Protection44
  - C-Tick Mark45
  - BSMI Mark45
  - KC Mark45
Part 2. Interface Specification46
- Terminology47
- Deviations from Standard48
- Command Register49
- Cylinder High Register49
- Table 22 Alternate Status Register49
- Table 23 Device Control Register50
- Cylinder Low Register50
- Table 24 Drive Address Register51
- Table 25 Device/Head Register52
- Table 26 Error Register53
- Features Register54
- Sector Count Register54
- Sector Number Register54
- Table 27 Status Register55
- Table 28 Reset Response56
- Register Initialization57
- Table 29 Default Register Values57
- Table 30 Diagnostic Codes57
- Diagnostic and Reset Considerations57
- Logical CHS Addressing Mode58
- LBA Addressing Mode58
- Sector Addressing Mode58
- Power Management Commands59
- Standby Timer59
- Power Management Feature59
- Power Mode59
- Interface Capability for Power Modes60
  - Table 31 Power Conditions60
  - Attribute Thresholds61
  - Attribute Values61
  - SMART Commands61
  - Smart Function61
  - Threshold Exceeded Condition61
  - Error Log62
  - Off-Line Read Scanning62
  - Self-Test62
  - Security Level63
  - Security Mode Feature Set63
  - Figure 9 Initial Setting64
  - Operation Example64
  - Password64
  - Figure 10 Usual Operation65
  - Figure 11 Password Lost66
  - Command Table67
  - Table 32 Command Table for Device Lock Operation -167
  - Table 33 Command Table for Device Lock Operation -268
  - Host Protected Area Feature69
  - Security Extensions70
  - Write Cache Function71
  - Auto Reassign Function72
- Power-Up in Standby Feature Set73
- Bit Address Feature Set74
  - Streaming Commands75
  - Streaming Feature Set75
  - Streaming Logs76
- SATA bist (Built-In Self Test)77
  - COMRESET Preservation Requirements77
  - Device Power Connector Pin 11 Definition79
  - Phy Event Counters79
  - Table 34 Phy Event Counter Identifiers80
  - Table 35 READ LOG EXT Log Page 11H Data Structure Definition82
  - Table 36 SCT Log Page and Direction83
  - Table 37 Identify Device Information Word 20683
  - SCT Command Protocol84
  - Table 38 Output Registers of SCT Command Using SMART84
  - Table 39 Input Registers of SCT Command Using SMART85
  - Table 40 Input Registers of SCT Command Using Write Log Ext85
  - Table 41 Output Registers of SCT Command Using Write Log Ext86
  - Table 42 Key Sector Format87
  - Table 43 SCT Action Code List87
  - Table 44 Extended Status Code88
  - Table 45 Input Registers of SCT Data Transfer Using SMART89
  - Table 46 Input Registers of SCT Data Transfer Using Read/Write Log Ext89
  - Table 47 Input Registers of SCT Status Request Using SMART90
  - Table 48 Input Registers of SCT Status Request Using Read Log Ext90
  - Table 49 Data Format of SCT Status Response92
  - SCT Command Set93
  - Table 50 SCT Write same (Inputs)93
  - Table 51 SCT Write same (Outputs)93
  - Table 52 Error Recovery Control Command (Inputs)96
  - Table 53 Error Recovery Control Command (Onputs)96
  - Table 54 Feature Control Command (Inputs)97
  - Table 55 Feature Control Command (Outputs)97
  - Table 56 Feature Code List98
  - Table 57 SCT Data Table Command (Inputs)99
  - Table 58 SCT Data Table Command (Outputs)99
  - Table 59 Table ID99
  - Table 60 Data Format of HDA Absolute Temperature History Table101
  - Table 61 Extended Power Conditions Subcommands102
  - Table 62 Power Condition Ids102
  - Power Condition Timers103
  - Interaction with Resets, Commands and Other Features103
  - PIO Data out Commands104
  - Command Protocol104
  - Pio Data in Commands104
  - Non-Data Commands105
- DMA Data in Commands and DMA Data out Commands106
- First-Party DMA Commands106
- Table 63 Command Set107
- Table 64 Command Set --Continued108
- Table 65 Command Set (Subcommand)109
- Table 66 Check Power Mode Command (E5H/98H)111
- Check Power Mode (E5H/98H)111
- Table 67 Configure Stream Command (51H)112
- Configure Stream (51H)112
  - Device Configuration Overlay (B1H)114
  - Table 68 Device Configuration Overlay Command (B1H)114
  - Table 69 Device Configuration Overlay Features Register Values114
  - Device Configuration Freeze Lock (Subcommand C1H)115
  - Device Configuration Identify (Subcommand C2H)115
  - Device Configuration Set (Subcommand C3H)115
  - Table 70 Device Configuration Overlay Data Structure116
  - Table 71 DCO Error Information Definition117
  - Download Microcode (92H)118
  - Table 72 Download Microcode Command (92H)118
  - Execute Device Diagnostic (90H)120
  - Table 73 Execute Device Diagnostic Command (90H)120
  - Flush Cache (E7H)121
  - Table 74 Flush Cache Command (E7H)121
  - Flush Cache Ext (Eah)122
  - Table 75 Flush Cache Ext Command (Eah)122
  - Format Track (50H)123
  - Table 76 Format Track Command(50H)123
  - Format Unit (F7H)125
  - Table 77 Format Unit Command (F7H)125
  - Identify Device (Ech)126
  - Table 78 Identify Device Command (Ech)126
  - Table 79 Identify Device Information127
  - Table 80 Identify Device Information --Continued128
  - Table 81 Identify Device Information --Continued129
  - Table 82 Identify Device Information --Continued130
  - Table 83 Identify Device Information --Continued131
  - Table 84 Identify Device Information --Continued132
  - Table 85 Identify Device Information --Continued133
  - Table 86 Identify Device Information --Continued134
  - Table 87 Identify Device Information --Continued135
  - Table 88 Identify Device Information --Continued136
  - Idle (E3H/97H)137
  - Table 89 Idle Command (E3H/97H)137
  - Idle Immediate (E1H/95H)139
  - Table 90 Idle Immediate Command (E1H/95H)139
  - Initialize Device Parameters (91H)140
  - Table 91 Initialize Device Parameters Command (91H)140
  - Read Buffer (E4H)141
  - Table 92 Read Buffer Command (E4H)141
  - Read Dma(C8H/C9H)142
  - Table 93 Read DMA Command (C8H/C9H)142
  - Read Dma Ext (25H)144
  - Table 94 Read DMA Ext Command (25H)144
  - Read Fpdma Queued (60H)146
  - Table 95 Read FPDMA Queued Command (60H)146
  - Read Log Ext (2Fh)148
  - Table 96 Read Log Ext Command (2Fh)148
  - Table 97 Log Address Definition149
  - Table 98 General Purpose Log Directory150
  - Table 99 Extended Comprehensive SMART Error Log151
  - Table 100 Extended Error Log Data Structure152
  - Table 101 Command Data Structure152
  - Table 102 Error Data Structure153
  - Extended Self-Test Log Sector154
  - Table 103 Extended Self-Test Log Data Structure154
Power Conditions Log155
Table 104 Extended Self-Test Log Descriptor Entry155
Command Error157
Table 105 Command Error Information157
Table 106 Read Stream Error Log158
Table 107 Stream Error Log Entry159
Table 108 Write Stream Error Log160
Streaming Performance Log161
Table 109 Streaming Performance Parameters Log161
Table 110 Sector Time Array Entry (Linearly Interpolated)161
Table 111 Position Array Entry (Linearly Interpolated)161
Table 112 Access Time Array Entry (Linearly Interpolated)161
Read Multiple (C4H)162
Table 113 Read Multiple Command (C4H)162
Read Multiple Ext (29H)163
Table 114 Read Multiple Ext Command (29H)163
Read Native Max Address (F8H)165
Table 115 Read Native Max ADDRESS (F8H)165
Read Native Max Address Ext (27H)166
Table 116 Read Native Max Address Ext (27H)166
Read Sector(S) (20H/21H)167
Table 117 Read Sector(S) Command (20H/21H)167
Read Sector(S) Ext (24H)169
Table 118 Read Sector(S) Ext Command (24H)169
Read Stream Dma (2Ah)171
Table 119 Read Stream DMA Command (2Ah)171
Read Stream Pio (2Bh)174
Table 120 Read Stream PIO Command (2Bh)174
Read Verify Sector(S) (40H/41H)177
Table 121 Read Verify Sector(S) Command (40H/41H)177
Read Verify Sector(S) Ext (42H)179
Table 122 Read Verify Sector(S) Ext Command (42H)179
Recalibrate (1Xh)181
Table 123 Recalibrate Command (1Xh)181
Security Disable Password (F6H)182
Table 124 Security Disable Password Command (F6H)182
Table 125 Password Information for Security Disable Password Command183
Security Erase Prepare (F3H)184
Table 126 Security Erase Prepare Command (F3H)184
Security Erase Unit (F4H)185
Table 127 Security Erase Unit Command (F4H)185
Table 128 Erase Unit Information186
Security Freeze Lock (F5H)187
Table 129 Security Freeze Lock Command (F5H)187
Security Set Password (F1H)188
Table 130 Security Set Password Command (F1H)188
Table 131 Security Set Password Information189
Security Unlock (F2H)190
Table 132 Security Unlock Command (F2H)190
Table 133 Security Unlock Information191
Seek (7Xh)192
Table 134 Seek Command (7Xh)192
Table 135 Sense Condition Command(F0H)193
Set Features (Efh)194
Table 136 Set Features Command (Efh)194
Set Transfer Mode196
Write Cache196
Serial ATA Feature196
- Advanced Power Management196
Set Maximum Host Interface Sector Time197
Extended Power Conditions (EPC) Feature198
Table 137 Parameter198
Table 138 Parameter200
Table 139 Parameter202
Set Max Address (F9H)203
- Table 140 Set Max ADDRESS (F9H)203
- Table 141 Set Max Set Password205
- Table 142 Set Max Set Password Data Contents205
- Table 143 Set Max Lock206
- Set Max Unlock (Feature = 03H)207
Set Max Address Ext (37H)209
Table 146 Set Max Address Ext Command (37H)209
Set Multiple (C6H)211
Table 147 Set Multiple Command (C6H)211
Sleep (E6H/99H)212
- Table 148 Sleep Command (E6H/99H)212
- Smart Function Set (B0H)213
- SMART Subcommand214
- Table 150 Log Sector Addresses216
- Device Attributes Data Structure218
- Table 151 Device Attribute Data Structure218
- Table 152 Individual Attribute Data Structure219
- Table 153 Device Attribute Thresholds Data Structure223
- Table 154 Individual Threshold Data Structure223
- Table 155 SMART Log Directory224
- Table 156 SMART Summary Error Log Sector225
- Table 157 Error Log Data Structure226
- Table 158 Command Data Structure226
- Table 159 Error Data Structure227
- Table 160 Self-Test Log Data Structure228
- Table 161 Selective Self-Test Log Data Structure229
- Table 162 Selective Self-Test Feature Flags229
- Error Reporting230
- Table 163 SMART Error Codes230
- Standby (E2H/96H)231
- Table 164 Standby Command (E2H/96H)231
- Standby Immediate (E0H/94H)233
- Table 165 Standby Immediate Command (E0H/94H)233
- Table 166 Write Buffer Command (E8H)234
- Write Buffer (E8H)234
- Table 167 Write DMA Command (Cah/Cbh)235
- Write Dma (Cah/Cbh)235
- Table 168 Write DMA FUA Ext Command (3Dh)237
- Write Dma Fua Ext (3Dh)237
- Table 169 Write DMA Ext Command (35H)239
- Write Dma Ext (35H)239
- Table 170 Write FPDMA Queued Command (61H)241
- Write Fpdma Queued (61H)241
- Table 171 Write Log Ext Command (3Fh)243
- Write Log Ext (3Fh)243
- Table 172 Write Multiple Command (C5H)245
- Write Multiple (C5H)245
- Table 173 Write Multiple Ext Command (39H)247
- Write Multiple Ext (39H)247
- Table 174 Write Multiple FUA Ext Command (Ceh)249
- Write Multiple Fua Ext (Ceh)249
- Table 175 Write Sector(S) Command (30H/31H)251
- Write Sector(S) (30H/31H)251
- Table 176 Write Sector(S) Ext Command (34H)253
- Write Sector(S) Ext (34H)253
- Table 177 Write Stream DMA Command (3Ah)255
- Write Stream Dma (3Ah)255
- Table 178 Write Stream PIO Command (3Bh)258
- Write Stream Pio (3Bh)258
- Table 179 Write Uncorrectable Ext Command (45H)261
- Write Uncorrectable Ext (45H)261
Table 149 SMART Function Set Command (B0H)213
Timings263
Table 180 Timeout Values263
Table 181 Timeout Values --Continued264

Hitachi HDS723020BLA642 - Figure 6 Bottom and Side Views with Mounting Hole Locations; Table 16 Physical Dimensions

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