This is one successful Seagate HDD data recovery case study from one DFL user in India.

Patient HDD failure symptoms:

Capacity 0/wrongly detected;
Partial sector access;
Wrong data area/undetected data

Patient HDD iD:

Model number: ST2000LM009-1R9174
Firmware version: SED1
Capacity: 3907029168 (2T)

Seagate HDD Firmware and Data Recovery Steps:

01, Enter DFL Seagate HDD firmware repair software;
02, Backup ROM;
03, Generate unlock ROM;
04, Write unlock ROM;
05, Power off and on and send unlock key;
06, Backup nglist, translator, primary defect lists and SYS348, SYS93;
07, Fix media cache by Initialize by ID;
08, Clear glist and regenerate translator;
09, Fix partial sector access issue;
10, Fix wrong data issue.

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This is one Seagate ST2000LM009-1R9174 hard drive firmware repair and data recovery case study for one DFL user in Mexico showing how to recover lost data from undetected busy hard drives.

Patient HDD ID:

Model : ST2000LM009-1R9174
Serial : WDZX0FXW
Firmware : SED1
Capacity : 3907029168 (1863.02GB)
Sector size : 4096
Heads number : Obtain failed

Patient HDD Failure Symptoms:

Inaccessible data area
Many read errors output in the com terminal

HDD Repair and Data Recovery Steps

Backup ROM;
Generate unlock ROM;
Write unlock ROM;
Send unlock key;
Enter F3 T>(Important to grasp the right time to enter F3 T>);
Backup NGlist;
View and confirm the NGlist entries;
Clear V4;
Regenerate translator;
Intialize by ID(Fix media cache)
Set up head map and image;
Select target VHD to extract lost file.

Finally all lost data was successfully recovered.

HDD Repair and Data Recovery Tools Used in this case study:

DFL Seagate HDD Firmware Repair Tool
DFL-DDP Data Recovery Equipment

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