Table of Contents
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XL500S
T
C
ABLE OF
ONTENTS
1.1 General Description ....................................................................................................................................................................... 1
1.2 Product Features ............................................................................................................................................................................ 2
....................................................................................................................... 4
2.1 Performance Specifications ......................................................................................................................................................... 4
2.2 Physical Specifications.................................................................................................................................................................. 5
2.2.1
Physical Dimensions ...................................................................................................................................................... 6
2.3 Mechanical Specifications............................................................................................................................................................ 7
2.4 Electrical Specifications................................................................................................................................................................ 8
2.4.1
Current Requirements and Power Dissipation ........................................................................................................ 8
2.4.2
Input Voltage Requirements ......................................................................................................................................... 9
2.4.3
Ripple................................................................................................................................................................................. 9
2.4.4
Power Connectors and Cables ................................................................................................................................... 9
2.5 Environmental Specifications.....................................................................................................................................................10
2.5.1
Shock and Vibration .....................................................................................................................................................10
2.5.2
Temperature and Humidity .........................................................................................................................................11
2.5.3
Thermocouple Location...............................................................................................................................................11
2.5.4
Cooling............................................................................................................................................................................12
2.5.5
Atmospheric Pressure .................................................................................................................................................12
2.5.6
Acoustics ........................................................................................................................................................................12
2.5.7
RoHS (Restriction of Hazardous Substances) ......................................................................................................12
2.6 Reliability Specifications .............................................................................................................................................................12
2.7 Device Plug Connector Pin Definitions ...................................................................................................................................13
2.8 Agency Approvals.........................................................................................................................................................................14
2.9 Full Model Number Specification..............................................................................................................................................14
F
3.1 SATA 6 Gb/s and 3 Gb/s .........................................................................................................................................................15
3.2 Perpendicular Magnetic Recording (PMR).............................................................................................................................16
3.3 IntelliSeek .......................................................................................................................................................................................16
3.4 NoTouch Ramp Load Technology ............................................................................................................................................16
3.5 Native Command Queuing (NCQ) ...........................................................................................................................................16
3.6 Pre-emptive Wear Leveling (PWL) ..........................................................................................................................................16
3.7 Femto Slider...................................................................................................................................................................................17
3.8 S.M.A.R.T. Command Transport (SCT)...................................................................................................................................17
3.8.1
Write Same ....................................................................................................................................................................17
3.8.2
Read/Write Long ..........................................................................................................................................................17
3.8.3
Temperature Reporting................................................................................................................................................17
3.9 World Wide Name (WWN) .......................................................................................................................................................18
3.10 Reliability Features Set................................................................................................................................................................18
3.10.1 Data Lifeguard™ ............................................................................................................................................................18
3.10.2 Thermal Management ..................................................................................................................................................19
3.10.3 Internal Environmental Protection System ..............................................................................................................19
3.10.4 Recoverable Errors .......................................................................................................................................................19
3.10.5 Unrecoverable Errors ...................................................................................................................................................19
3.10.6 Self Test ..........................................................................................................................................................................19
3.10.7 ATA Error Logging........................................................................................................................................................20
3.10.8 Defect Management.....................................................................................................................................................20
3.10.9 Automatic Defect Retirement.....................................................................................................................................20
3.10.10 Error Recovery Process...............................................................................................................................................20
3.11 Hot Plug Support..........................................................................................................................................................................21
3.11.1 Hot Plug Technical Issues ..........................................................................................................................................21
3.12 Active LED Status ........................................................................................................................................................................24
3.13 Fluid Dynamic Bearings (FDB) ..................................................................................................................................................24
3.14 Staggered Spinup and Activity Indication (SATA Power Pin 11) .....................................................................................24
3.14.1 Staggered Spinup ........................................................................................................................................................24
2679-701211-A06
................................................................................................. 1
.............................................................................................................. 15
RELEASED 9/30/10 (WD CONFIDENTIAL)
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