MODULE D4 HARD DISK FIRMWARE BASIC & HARD DISK REPAIR TRAINING

D4. 1 Introduction to hard disk firmware

• What is firmware of hard disk
• Micro code of hard disk firmware
• Modules of hard disk firmware
• Types of modules in hard disk firmware
• Data modules ,Management Modules ,Techno Modules
• Where firmware store in hard disk
• What is negative cylinder/track of hard disk
• What is service area
• What is inside hard drive System Area?
• System area of hard disk
• UBA Modules (Utility Block Addressing)
• Modules store in which head side
• What happen if hard disk firmware module damage
• when hard disk firmware damage
• Common symptons of hard disk firmware failures

D4. 2 Introduction to hard disk firmware modules in service area

• Smart Data ,System Logs ,Serial Number ,Model Numbers
• Security Data Passwords for drive – possible encrypted info.
• Bad block table
• P-List (Primary Defects List – manufacture defect info that does not change)
• G-List (Grown Defects Lists – sector relocation table)
• Program Overlays – Firmware, Executable Code, or updates
• Zone Tables
• Servo Parameters
• Specific Tables like RRO – (recalibrate repeatable run-out and head offsets)
• Test Routines
• Factory Defaults Tables
• Recalibration Code Routines
• Translator Data:
a. Converts Logical and Physical Address to locations on the drive
b. Heads and Track Skewing Info

D4. 3 Problems when hard disk firmware is corrupted

• Drive will not initialize
• Drive is slow responding
• Drive is not running properly
• Drive will not be recognized by the computer
• Head sticking clicking voice ( may be due to firmware if hardware ok )
• Shows up with wrong S/N
• Show up with wrong Model no
• Hard disk asked for password
• Hang up on particular sectors
• identifies fine but fails to read any data or boot up operating system giving I/O• device errors
• Smart error
• Primary Master Hard Disk Fail
• No operating system found
• USB Device malfunctioned
• S.M.A.R.T. Capable But Command Failed
• Disk boot failure. Insert system disk and press enter
• Drive Mount Failure or some other hard drive boot error.
• The hard disk will spin up when powered on, but be incorrectly recognised / not recognised at all by the computer
• The hard disk will spin up & be recognised correctly by the computer but the system will then hang during the boot process

D4. 4 Basic Introduction to Different firmware repair instrument/software list detail

• PC3000 UDMA ,MRT ,Dfl wdII ,
• SALVATION data product ( now no support from 2012)
• Pc3000 pci 2.4/2.5 version (china no further support after 2007)
• Atola ,Firmware repair software without hard ware
• Wdr3, wdr5, wdr6
• Str 3000 ,Mrt Maxtor repair
• Samsung repair software

D4.5 Introduction to Seagate firmware repair tools

• Basic idea of seagate tools used with terminal command
• Seagate repair tools
• Seagate models detail
• About seagate models
• How to identify seagate models
• F3 series Segate hard disk models
• Understand Seagate terminal commands
• Usb to rs232 converter
• How to connect seagate harddisk with terminal connection

D4.6 Introduction to WDR hard disk firmware repair software tools