Dolphin Data Lab has recently received some enquiries on their CCTV DVR video data recovery software tools, after they recover the CCTV DVR videos, but the videos cannot be played.

When the CCTV DVR videos cannot be played, what can be the reasons? Read more →

This is one of success cases done by DFL engineer today for an Ecuador user. The drive has smartware lock.

HDD ID
Patient drive: WD40NMZW-11GX6S1 PCB: 810041
Firmware: 01.01A01 Capacity: 4TB
Read more →

This is one of success case done by DFL engineer today for a Canada user. The drive looks very much like physical issue, bad heads or bad platter. But the real problem is on firmware. If any of you happen to get this type of cases, you can try the following solution.

HDD ID
Patient drive: ST31000524AS Firmware: JC45
Family: pharaoh (7200.12) (3F) Capacity: 1TB Read more →

This is one successful western digital hdd data recovery case for one DFL user in Brazil. The patient hard drive was properly detected but the data area was full-disk bad sectors.

To fix this patient hard drive, the following hdd repair tools and data recovery equipment are required: Read more →

This is one Western Digital-WD40EZRZ-00WN9B0 hard drive firmware repair and data recovery case study for one DFL user in Indonesia. Read more →

This Hitachi HUA722020ALA331 patient HDD is from one DFL user in India.

This patient HDD could be detected within the DFL-DDP data recovery hardware tool, but when trying to access to the file extraction interface and list the lost partitions, the hdd got hang there. Read more →

This is one hdd repair and data recovery case for one DFL user from Japan.

When this patient WD HDD-WD2500JS-40TGB0 was received, the HDD was busy and undetected and it’s not possible to access to the data area. Read more →

This is one Hitachi HCC543232A7A380 DVR HDD from one DFL user in Germany.

The user is trying to use DFL Hitachi HDD firmware repair tool to remove the DVR lock and access to the hdd SA area and data area. With DVR password in this hard drive, the user couldn’t even read rom and nvram and couldn’t read firmware modules too. Read more →

When we are doing our data recovery jobs, data recovery engineers may meet many Seagate HDD data recovery cases of the following models: ST1000DM003-1CH162 and ST1000DM003-1SB102.

What are the differences between these two models? Read more →

This is one remote data recovery case from one DFL user in India and this is one failed data recovery case but it is important for users to get some good experience from it.

Patient HDD ID:
ST1000DM003-1CH162
SN number: Z1DC7H7C
Firmware version: CC47 Read more →