DOV- Data Recovery Advance Training Dov-1 to Dov-6

35000

HDD BASICS & LOGICAL DATA RECOVERY

ELECTRONICS & HARD DISK PCB REPAIRING

HARD DISK PHYSICAL DATA RECOVERY

BASIC FIRMWARE, SEAGATE AND WD HDD REPAIRING

SEAGATE FRIMWARE REPAIR ADVANCE COURSE

WD HARD DISK FIRMWARE ADVANCE COURSE

Category:

Description

DOV-1: HARD DISK BASICS & LOGICAL DATA RECOVERY

1. HARD DISK STORAGE BASIC

  • Introduction to Storage Device (Types of Hard disk, Models, Types of Converter.)
  • Hard disk families, identify, (wd, Seagate, Samsung, Toshiba Hitachi etc)
  • Hard Disk Data recovery common problems, with fault identify (logical, physical, PCB, mechanical and firmware problems )
  • Logical Common Problem (Formatted, MBR error, boot sector error, partition not shown)
  • PCB Common Problems (Dead, No spin up, Shorting, Burned Component, Motor dead)
  • Physical Common Problems (Head voice, Scratch voice, Motor damage, head stuck, Preamp)
  • Firmware Common Problems (Model not shown, slow, bad sector, wrong model, not detect, defect list, plist, glist, etc)
  • Ransom ware virus ( how attach , types of virus, effect on files, solution )
  • Understanding hard disk structure (head, sector, cluster, track, cylinder, CHS, LBA, Zone BIT,)
  • Internal Parts of Hard Disk (spindle motor, arm, head, filter, Heater, Gimbal, Platter, Clamp)
  • Understand how data stored in hard disk (Sector, cluster track, cylinder, FAT, NTFS, MBR, MFT, boot sector)
  • Working concept of Format, Partition & Computer booting process, Service Area, User Area
  • List of Common software use for recovery (files recovery, mbr repair, partition recovery, fast copy, zero fill, etc)
  • Formatted and deleted disk 2. LOGICAL DATA RECOVERY SOFTWARE
  • Data recovery Software used for different problems, (Deleted partition recovery, Formatted data recovery, MBR repair, Deleted files recovery, Different software used idea)
  • Pen drive and Memory card logically data recovery concept
  • Practical used of data recovery software with problems o Partition recovery o MBR deleted recovery o File deleted recovery o Row data recovery
  • Common software Used
  • Memory card data recovery practice
  • Pen drive data recovery practical
  • Hard disk data recovery practice

DOV-2: BASIC ELECTRONIC & HARD DISK PCB REPAIRING

1 BASIC ELECTRONICS (basic in short)

  • Basic electronics (types of circuit, types of current, multimeter used, testing)
  • Electronics components working idea, (resister, capacitor, diode, transistor, mosfet, switching section etc)
  • Resistor (working idea, types, measure, low value, high value, identify in hdd PCB testing)
  • Ceramic Capacitor (working idea, types, measure, identify in hdd PCB testing)
  • Fuse/ coil (working idea, types, measure, identify in hdd PCB testing)
  • Diode, TVS diode (working idea, types, measure, identify in hdd PCB testing)
  • Transistor/ mosfet working idea, types, measure, identify in hdd PCB testing)
  • PCB repair tools demo (testing identify, soldering and De-soldering components)
  • Common problem in hard disk due to printed circuit board fault 2. Hdd Pcb Repairing Concept, Block Diagarm , Fault Finding
  • Introduction to HARD DISK PCB block diagram section of hard disk, Power, Connection
  • Different power required in PCB
  • Power & protection section, (TVS diode, fuse, coil, 0ohms transistor, Mosfet, other smd component working and power detail in hard disk)
  • DC to DC converter (switching section, linear section, 1.5, 2.5, 3.3v supply)
  • MCU section, Data section, (chip working concept power main signals)
  • Buffer Ram, flash ROM section (working concept types and main signals)
  • VCM Motor controller & read channel chip (working concept and main signals)
  • Head, Voice coil, preamp section head
  • Live PCB tracing (different volt of PCB, fault finding of hard disk PCB Online offline)
  • Identify problem (shorting, open PCB, motor not get power, switching section not work)
  • Identify hard disk PCB no for donor PCB (matching criteria Samsung, Seagate, wd, Hitachi, Ibm, Maxtor)
  • Points to Notes when replacing PCB from patient to donor
  • Websites Links for purchasing donor PCB

MODULE DOV-3: HARD DISK PHYSICAL DATA RECOVERY

1. Hdd Physical Repairing Concept

  • Mechanical Failure Problems (click voice, head stuck, spindle jam, scratch voice, water damage, filter damage, voice coil)
  • Introduction about storage of data on platter (head, preamp, voice, coil, platter, spindle)
  • Platter surface layers (lubricant, carbon, magnetic, aluminum)
  • Introduction to data recovery tools (Low end, medium end, high end, very high)
  • Explaining Different head voice coming from hard disk (11,7,5,3 clicking, scratch, high voice etc.)
  • Donor Selection of Different Hard Disk for patient (head, Magnet, Spindle motor, PCB )
  • Matching criteria of donor hard disk (model no, MLC, firmware, made in, Site Code, Firmware code, Key Maxtor)
  • Data recovery hard ware instrument detail and used detail with demo on opening hard disk (clean room, head replacement, Head unstuck tools, spindle motor remover, magnet remove tools, clean cloth, hand gloves, cap, etc)
  • Steps for opening hard disk, video, instruction, (do’s, don’t while opening, donor selection, use of instruments)
  • Inspection of patient hard disk before replacing parts (already opened, or seal pack, scratch on platter, condition of head, all head is present, filter condition, preamp, dust inside, head is on parking area, head unlock from parking, no scratch below platter on other heads,)
  • Steps for remove each platter and inspect surface, no scratch, before donor used 2. Head , Platter, Magnet Changing Practice
  • Practice on removing magnet & head replacement of hard disk (without and with tools)
  • Practice on platter replacement of hard disk (single platter, double platter)
  • Practice on spindle motor / body changing of hard disk (swapping case with spindle motor)
  • Basic Idea about how to unstuck head from platter
  • Idea about how to Unstuck spindle motor
  • After replacing head from donor to patient firmware work
  • TEST :- Practical on working hard disk opening removing head of ok detect hard disk in clean room
  • Basic idea of data recovery from pen drive, memory card, flashcard
  • Data recovery common problems and solution step. Flow Chart for hard disk data recovery
  • Basic Introduction to hard disk firmware updating and high-end instruments idea

MODULE DOV-4: HDD BASIC FIRMWARE & DATA EXTRACTOR

1. HDD STORAGE AND FIRMWARE WORKING CONCEPT

  • Working idea of hard disk (track, sector, head, LBA CHS)
  • Types of no system (hexa, Number system, Binary, octal ASCII, Bit, Byte, Service area, glist, plist, translator)
  • Hard disk storage process (MBR, Boot sector, zone, data area)
  • What is service area where it located (size, head, cylinder, uba etc.)
  • Common problems due to firmware error (Model not shown, slow, bad sector, wrong model, not detect, defect list, plist, glist etc)
  • Introduction to hard disk firmware and its modules in service area
  • Booting Process of hard disk ROM RAM, Service area, step by step
  • Problems occurs when firmware is corrupted
  • Introduction to Different firmware repair instrument / software list
  • Idea of Different firmware repair device
  • Low end firmware software: Wdr, str, WD marvel, sediv, Samsung, F3 tools
  • Signals explanation of hard disk in firmware (POWER, BSY, DRD, DWF, DSC, DRQ, CRR, IDX, ERR, BBK, UNC, INF, ABR, TON)

2. SEAGATE TERMINAL REPAIR COMMANDS (F3 TOOLS)

  • Seagate hard disk connection with Seagate tools (usb to rs232 converter, rx tx gnd connection, types of Seagate hard disk, F3 and old hard disk) •
  • Seagate common terminal commands idea Prompt T> F3 T> (Command /T /1/2/3/4/5/6…)
  • introduction and used of Seagate firmware repair tools Terminal command for (smart reset, clear plist, clear glist, repair, module update, format, service area, regenerator)

3. WD HARD DISK BASIC FIRMWARE REPAIR (WDR/ WD MARVEL)

  • WD hard disk firmware repair tools used (clear smart, clear plist, clear glist, format, clear regenerator, module check, etc)
  • WD rom and module, ldr basic idea
  • Practical using firmware software and terminal command
  • High end device idea,
  • Connection and used of MRT data recovery device
  • Data extractor used, and setting
  • How to copy disk to disk or copy selected files from data extractor

4. DATA COPY/ DATA EXTRACTOR TOOLS USED (DISK TO DISK COPY)

  • Data Explorer Function Introduction
  • MRT main interface and data explorer interface
  • New task, setting
  • Open task setting
  • Task parameters setting

DOV-5: SEAGATE ADVANCE FIRMWARE REPAIR CONCEPT

1. SEAGATE HDD BASIC, ROM, MODULE

  • Seagate hdd basic & families (types of hard disk F3, old classic, families name, model identify)
  • Seagate hard disk PCB no equivalent model
  • Seagate hard disk common problem due to firmware (error, busy, 500E, 3.86)
  • Working and booting idea of hard disk firmware files (rom, ldr, module, cp, system files, id, track)
  • Seagate ROM files (RAP, SAP CAP)
  • Seagate modules list, important module (Module 00, 03 ,1D/1E/1F, 2B, 32A 35)
  • Seagate system files, important sys files (1Bh, 28h 35h 93h 20h)
  • Seagate cp files, important files
  • Calculate Sector size of Seagate hard disk
  • Seagate PCB types and shorting read channel
  • How to find short pin of Seagate hard disk
  • Hot swapping concept of PCB

2. SEAGATE HARD DISK TERMINAL COMMAND

  • Terminal connection of Seagate with com port
  • Seagate hard disk connection, usb ttl dongle, software
  • Seagate hard disk connect with MRT terminal
  • Seagate common Terminal Diagnostic commands Level
  • Defect list view edit clear (plist, glist, tlist, nrglist)
  • Smart, View, Clear Reset
  • Seagate head (testing, smash, bad head, depop, cut head, RAP edit)
  • Seagate hard disk zone idea (view, test, check, cut bad zone, repair zone)
  • Seagate motor stop, start
  • Translator regenerator, m commands,
  • Formatting command
  • Zone disables
  • Read and write modules command
  • Bandwidth setting commands
  • 3 easy step Seagate repair commands
  • Common Seagate repair commands
  • Non-detected hard disk repair steps

3. SEAGATE ROM & MODULES IN DETAIL ( MRT TOOLS)

  • Mrt menu option (in short to copy rom and sa)
  • Working with Seagate ROM firmware structure short detail (read, write, Adaptive, boot mode RAP SAP CAP Edit RAP,)
  • Work with Service area of hard disk (read, write, ATA Terminal, ABA)
  • Backup all resources, Module, Rom CPfiles, etc
  • Backup system files
  • Seagate important Module identification and list of files (defect list, plist, glist NRG list, edit view)
  • Rosewood LM series hard disk important modules,
  • Hard disk repair (steps, write loader, bad sector removes, module update)
  • Security subsystem (view, clear password)
  • Adaptive parameter edits (Edit, cut RAP CAP SAP hdd information, congen parameters)

4. SEAGATE FIRMWARE TOOLS USED (MRT TOOLS)

  • Seagate common problem solution Busy error, SMP error, no model, wrong model, sim error, servo error, read write error, LED error, undetected etc
  • Modules, system files, cp files, backup, restore
  • Understand menu option of MRT tools
  • Virtual Repair
  • Boot mode of hard disk

5. SEAGATE COMMON PROBLEM AND SOLUTION STEPS

  • Partial access problem study
  • LM rosewood series hard disk repairing steps
  • 3 easy steps of repairing Seagate hard disk
  • Case study of Seagate hard disk
  • 3.86 shown
  • Long time Busy.
  • LED Error
  •  All Translator issues
  • Undetected HDD.
  • LBA0 solution (2 ways).
  • INITSMART Failed
  • ALL RAP Error
  • SMP ERROR
  • Relocation Error.
  • MCMT Error (ALL Ways).
  • Servo Error.
  • Read & Write Errors.
  • Port Lock Error.
  • DVR Lock Error.
  • Error 500E. Error 500D. Error 5000.
  • Error P-list Check Failed.
  • Partial Data Access.

MODULE DOV-6: WD ADVANCE FIRMWARE REPAIR CONCEPT

1. WD HDD BASICS, BOOTING, MODEL IDENTIFY

  • Identify hard disk model no, families, PCB no, parts, DCM no
  • Chart of Wd hard disk families with micro code, and models,
  • Hard disk board types, PCB no, chip detail, MCU buffer, ROM, VCM
  • USB hard disk to sata conversion detail, jumper
  • Locked and unlocked usb PCB of new model’s palmer, charger
  • Booting process, Bios ROM, RAM, SA, MBR, MFT, boot sector, NTFS
  • Common problem due to firmware corruption
  • Basic idea of tools used for repair WD hard disk firmware
  • Wd marvel and MRT tools basic used, read ROM and module

2. WD HDD ROM AND ROM MODULES DETAIL

  • Basic idea of WD hard disk ROM firmware files, different extension
  • Types of module, unique main micro modules, defect list
  • ROM Modules files (ROM FILES 0A, 0B/20B, 30, 47, 0D, 4F)
  • Head map 0A, detail, view, no of head, no of head depot, no in used
  • Rom directory 0B/20B, SA location reading from platter
  • Micro code version of ROM from module 5F
  • Micro jog parameters location
  • View hexa code of all rom modules
  • Backup ROM in SA detail
  • Load ROM in RAM
  • Read and write ROM modules

3. WD HDD SERVICE AREA MODULES DETAIL

  • SA Module Structure and Analysis Types of module (main, data, management, defect list backup modules)
  • Dir Module 01 Configuration Module 02 Zone Map 03, 04 analysis.
  • Overlays module 11, 5c, 13, 10
  • ATA Modules.
  • Load Overly to RAM
  • Choose correct overlay with compare ROM files
  • Defect list modules plist, glist, tlist
  • Defect module P-list 33. P-list Translator 31.
  • G-list 34. G-list translator 32. SA Defect list 35.
  • SA Translator (in Rom) 30. Track Defect List (T-list) 36.
  • Adaptive module analysis.
  • Modules 40, 41. Module 49,4a.
  • SF Logs modules Exx in details.
  • Arco Log modules 20XX in details
  • Key modules for data recovery
  • Common fault due to ROM & SA modules
  • Key module for data backup old I series and new royl series
  • Read, write, repair, editing modules of wd hard disks
  • Micro code firmware versions