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Western Digital Logo Initial Hard Drive Information

Model: Western Digital Caviar SE WD2500JB-00REA0
FW: 20.00K20
Date: 16 NOV 2006
LBA: 488397168


Customer describes that drive just stopped spinning one day.  Drive appears to have been opened previously at an unknown location.

Initial WD2500JB-00REA0 Hard Drive Diagnostic

Drive connected to power supply.  Hard disk short circuited and immediately shut down power supply.Printed circuit board (PCB) removed from drive and TVSS (transient voltage surge suppressors) diodes checked with multimeter.  One diode found to be bad.Customer Quoted $450 for recovery (quote approved)

WD2500JB-00REA0 Data Recovery Phase

TVSS diode removed using hot air rework station.  PCB re-tested to verify other functionality.  (passed)Backup of ROM code performed. PCB reconnected to patient hard disk drive and powered on.  (Initial start up failed for unknown reason, but worked after being power cycled 2x).Backup of service area modules and tracks performed (completed without error) in case of future initialization issues.Task created in Data Extractor to clone data.  File system checked and determined to be FAT.

Map of used sectors created based on FAT.  Hard drive only ~25% filled.

Sector map cloned onto target hard drive (completed with only 7 read errors).

Percent of data recovered from hard drive – 99.99999%

Total invoice to Customer – $450

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