Course Details

• 1 - Introduction To Storage Devices
  1. 1 - Number System - Hexa, Octal, Decimal, ascii, Binary.
  2. 2 - All Type Of Storage Device - Hard Disk, SSD, Pendrive, Memory Card, Cctv Hdd, Sass Hdd ETC.
  3. 3 - Different Between Hard Disk And SSD.
  4. 4 - Hard Disk Size & Types By Connector.
  5. 5 - Basic About Os With Different Version.
  6. 6 - Hard Disk Models Chart By Company.
  7. 7 - Hard Disk From Inside.


• 2 - Hard Disk Data Recovery Common Problems With Fault
  1. 1 - Logical Problems ( Software Problems ).
  2. 2 - Pyhsical Problems ( Hardware Problems ).
     1. - Electronics Failure ( Pcb Problems ).
     2. - Mechanical Failure ( Moving Parts, Prob ).
  3. 3 - Firmware Corruption / Damage ( Firmware, Internel Service area Damage ).
  4. 4 - Common Faults Of Logical Problems.
     1. - MBR Failure.
     2. - Boot Sector Failure.
     3. - Os Crash Or Malfunction.
     4. - Partition Shown But No Access.
     5. - Partition Not Shown.
     6. - Formatted Storage Devices.
     7. - Deleted Data.
     8. - Format Error Message.
     9. - Data Loss Due To Virus.
     10. - Not initialized Storage.
     11. - And More Problems Are Coverd.
  5. 5 - Cause Of Logical Failure.
  6. 7 - Electronics Failure Main Problems.
  7. 8 - Mechanical Failure Problems.
  8. 9 - Basic Parts Of The Circuit.
  9. 10 - Pcb Problems :- Symptoms Of PCB Failure.
  10. 11 - Firmware Problems And Firmware Program Devices.


• 3 - Understanding Hard Disk Structure.
  1. 1 - Hard Disk Parts Identify.
  2. 2 - Disk Platter.
  3. 3 - Numbers Of Platters, How Does It Matter?
  4. 4 - Read Write Head.
  5. 5 - Hdd Head Clearance.
  6. 6 - Spindle Motor.
  7. 8 - Head Arm And Head Actuator, Air Filter.
  8. 9 - Track, Sector, Cluster, Cylinder.
  9. 10 - Disk Structure.
  10. 11 - Head Cylinder Track Sector Explanation.
  11. 12 - CHS / LBA


• 4 - Hard Disk Internal Parts.
  1. 1 - Hard Disk PCB Components.
  2. 2 - Flash, MCU, TVS Diodes, Head & Contacts.
  3. 3 - Memory, Motor Contacts, Shock Sensor.
  4. 4 - Motor Contacts, Breath Hole, Head Contacts.
  5. 5 - Platters Clamp, Recirculation Filter, HSA, Top Dumper, Top Platter, Top Magnet.
  6. 6 - Head inspection - Bearing, Voice Coil, HGA, Arm
  7. 7 - Platter inspection - Number Of Platter, Splindel Hub, Spacer Ring, Secound Platter.
  
  

• 5 - How Data Store In Hard Disk ?
  1. 1 - Fat File System.
  2. 2 - What Is File System ?
  3. 3 - Types Of File System.
  4. 4 - Dos Windows.
  5. 5 - FAT, FAT32, FAT16, FAT12, REFS,NTFS.
  6. 6 - Windows File System, Linux File System, Mac Os File System, BSD, Solaris, Unix file systems
  7. 7 - MBR, Boot Record Logical Location.
  8. 7 - Bad Block Table - Plist, Glist.


• 6 - Format Partition & Booting Concept.
  1. 1 - Low Level Formatting.
  2. 2 - High Level Formatting.
  3. 3 - Master Partition Table.
  4. 4 - Master Boot Code.
  5. 5 - Service Area, User Area, Unused Area.


• 7 - Data Recovery Software Used For Different Problems.
  1. 1 - Partition Deleted, Not Shown, Error, MBR.
  2. 2 - Format, Deleted, Files Recovery.
  3. 3 - Format, Delete Perment ( 0 Fill ).
  4. 4 - Hard Disk Status ( Life, Temperature, Smart ETC ).
  5. 5 - Usb Pendrive Memory Card Software Backup.
  6. 5 - Raid Recovery Software.
  7. 5 - Corrupted Files Recovery Software.
  8. 5 - Other Software.


• 6 - Question & Answer Session.