Hard disk)
Hard disk)              hard disk)            motherboard)        PATA) ,          SATA)SCSI)Apple                     eSA...
kb -   mb   tb (2048gb) - - -
Clusters)Low -level format )                           High-
track)
clean room
Hard Disk                      Actuator Arm )            Stepping Motor     Stepping Motor              VoiceCoilStepping ...
Head )         Platters )
Hard Disk                   Rovolution Per Minute           RPM )    Hard Disk                                  HardDisk  ...
Data buffer)               CPU)
ST-506/41LESDI (enhanced small device interfaues)SCSI (Small Computer System Interface) IDE (Integrated Drive Electronics)
IDE                       EIDE ( EnhancedIDE)                     SCSIServer   Workstation          Serial ATAPC
1.                         IDE (EIDE)                           IDE                  EIDE(Enhanced Integrated Drive Electr...
2.                       SCSI            Small Computer Interface                                       MB/s              ...
Serial ATA      SATA                       IDE              IDE    Serial ATA1.0                      MB/s             MB/...
Hard Disk                  Interface)  IDE (Integrate Drive Electronics)Hard Disk      IDE                      Hard Disk ...
E-IDE (Enhanced Integrated Drive                      Electronics)   Hard Disk       E-IDE                    IDE   IDEHar...
SCSI (Small Computer System                  Interface)Hard Disk       SCSI   Hard Disk            E-IDE    Hard Disk     ...
Serial ATA                      Parallel ATA    E-IDE       Serial ATASerial ATA Bandwidth)                              -...
Western Digital (WD) 3.5               SATA                                  Internal)                            WD7500AY...
Western Digital (WD) 3.5          SATA                        Internal)                    WD7500AAKS                    W...
Western Digital(WD) 3.5     SATA                         Internal)                    WD5000AAKS                    Wester...
Western Digital (WD) 3.5          SATA                              Internal)                      WD1000FYPS             ...
Western Digital (WD) 2.5  Notebook SATA - IDE                     Internal)                        WD5000BEVT             ...
Western Digital (WD) 2.5 Notebook SATA - IDE                     Internal)                     WD1200BEVE                 ...
Western Digital (WD) 3.5    IDE (ATA)                        Internal)               WD5000AAKB               Western Digi...
Western Digital (WD) 3.5    IDE (ATA)                            Internal)                      WD1600AAJB                ...
Hard disk1.
 Hard disk_
 Hard disk_
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Hard disk_

  1. 1. Hard disk)
  2. 2. Hard disk) hard disk) motherboard) PATA) , SATA)SCSI)Apple eSATA)
  3. 3. kb - mb tb (2048gb) - - -
  4. 4. Clusters)Low -level format ) High-
  5. 5. track)
  6. 6. clean room
  7. 7. Hard Disk Actuator Arm ) Stepping Motor Stepping Motor VoiceCoilStepping Motor
  8. 8. Head ) Platters )
  9. 9. Hard Disk Rovolution Per Minute RPM ) Hard Disk HardDisk Case )
  10. 10. Data buffer) CPU)
  11. 11. ST-506/41LESDI (enhanced small device interfaues)SCSI (Small Computer System Interface) IDE (Integrated Drive Electronics)
  12. 12. IDE EIDE ( EnhancedIDE) SCSIServer Workstation Serial ATAPC
  13. 13. 1. IDE (EIDE) IDE EIDE(Enhanced Integrated Drive Electronic) IDE MB Ultra ATA(Ultra DMA)/33,/66,/100,/133 MB/sATA/33 ATA/66/100/133 IDE
  14. 14. 2. SCSI Small Computer Interface MB/s SCSI 2 SCSI)SCSI SCSI -
  15. 15. Serial ATA SATA IDE IDE Serial ATA1.0 MB/s MB/s SATA
  16. 16. Hard Disk Interface) IDE (Integrate Drive Electronics)Hard Disk IDE Hard Disk IDE Hard Disk MB
  17. 17. E-IDE (Enhanced Integrated Drive Electronics) Hard Disk E-IDE IDE IDEHard Disk E-IDE MB Hard Disk E-IDE PIO DMA PIO (Programmed Input Output)Hard Disk HardDisk Hard Disk Multitasking environment
  18. 18. SCSI (Small Computer System Interface)Hard Disk SCSI Hard Disk E-IDE Hard Disk SCSI SCSI SCSI SCSI SCSI SCSI E-IDE Hard Disk SCSI Server)
  19. 19. Serial ATA Parallel ATA E-IDE Serial ATASerial ATA Bandwidth) - Hard Disk CD-RW DVD
  20. 20. Western Digital (WD) 3.5 SATA Internal) WD7500AYPS Western Digital WD RE2-GP 750 GB SATA Hard Drives ( WD7500AYPS ) THB GB- 7200RPM- RAID EDITION 2-GREEN POWER Western Digital(WD) GB Interface SATAShipping per bit : 70.00 THB
  21. 21. Western Digital (WD) 3.5 SATA Internal) WD7500AAKS Western Digital WD Caviar Blue 750 GB SATA Hard Drives THB GB 7200RPM16MB SATA 300 MB/SEC 5YRSWARRANTY Western Digital(WD) GB Interface SATA
  22. 22. Western Digital(WD) 3.5 SATA Internal) WD5000AAKS Western Digital WD Caviar Blue 500 GB SATA Hard Drives THB GB 7200RPM16MB SATA 300 MB/SEC 5YRSWARRANTY Western Digital(WD) GB Interface SATA
  23. 23. Western Digital (WD) 3.5 SATA Internal) WD1000FYPS THB TB- 7200RPM- SATA II – RAID EDITION 24X7 Western Digital(WD) TB Interface SATA RAID)Shipping per bit : 70.00 THB Western Digital WD RE2-GP 1 TB SATA Hard Drives
  24. 24. Western Digital (WD) 2.5 Notebook SATA - IDE Internal) WD5000BEVT Western Digital WD Scorpio Blue 500 GB SATA Hard Drives THB HDD NB 2.5- 500GB- 5400RPM-SATA2-8MB-5YRS WARRANTY Notebook Western Digital(WD) GB Interface SATAShipping per bit : 70.00 THB
  25. 25. Western Digital (WD) 2.5 Notebook SATA - IDE Internal) WD1200BEVE Western Digital WD Scorpio Blue 120 GB EIDE Hard Drives THBHDD NB 2.5- 120GB-5400RPM-PATA-8MB-5YRSWARRANTY Notebook Western Digital(WD) GB Interface ATA
  26. 26. Western Digital (WD) 3.5 IDE (ATA) Internal) WD5000AAKB Western Digital WD Caviar Blue 500 GB EIDE Hard Drives THBGB 7200RPM 8MB ATA 100 5YRS WARRANTY Western Digital(WD) GB Interface ATA
  27. 27. Western Digital (WD) 3.5 IDE (ATA) Internal) WD1600AAJB Western Digital WD Caviar Blue 160 GB EIDE Hard Drives THBHDD-EIDE-160GB-7200RPM-8MBCACHE-8MS Western Digital(WD) GB Interface ATA
  28. 28. Hard disk1.

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