Seagate read channel checkpoints
Collection of Seagate PCB's checkpoints
WD7500AAKS ROM recovery
A brief experience story about restoring internal ROM content. What should be considered when choosing a donor electronic board?
What HDD is inside external drives?
Not all external drive manufacturers produce hard drives themselves. It is not possible to find out exactly which disc is in the drive before purchasing. Below is the list of external drives and their contents.
WD3200AAKX-083CA1 burned PCB and ROM chip
Lightning damaged hard drive. Heads change. ROM recovering. All user data recovered.
Failed hard drive of the DVR
Received the hard drive WD10EALS from the Video Surveillance System Rifatron SH-1648. Issue - drive can't detect in a DVR nor on a computer. Information was that a weaker power supply was connected to a DVR device, which has an external power supply.