for data recovery call: 855.366.4232
or request your service here: [ Ссылка ]
Data recovery tools: [ Ссылка ]
Data recovery software: [ Ссылка ]

Screw driver and bit set: [ Ссылка ]

In this episode, we are addressing a Seagate hard drive that ceased spinning due to a significant power surge. The client brought the drive to us after another local shop attempted data recovery. However, they were informed that the issue extended beyond the circuit board, requiring more extensive and serious intervention. Upon initial inspection, we identified a problem with the 5-volt power rail, which was promptly resolved by bypassing it. Despite this fix, the drive failed to initialize properly. Further diagnostics revealed that the EEPROM content belonged to a different hard drive.

Fortunately, we successfully retrieved all donor units involved in previous recovery attempts, locating the original ROM chip. When the field hard drive was paired with the original ROM and a functioning printed circuit board, it initially spun up but eventually produced clicking sounds. Clicking after the bar search indicated potential damage to the preamplifier attached to the head assembly. A damaged preamplifier obstructs data access.

To regain access to the data, we needed to replace the field head assembly to which the preamplifier is affixed. The condition of the preamplifier can be verified using a multimeter. By switching the multimeter to resistance mode and checking the pins leading to the preamp, it's possible to determine if the preamp is faulty. In our case, the readings from the field drive differed from those of the properly functioning drive. Data recovery became feasible once we replaced the head assembly with a compatible donor unit featuring a matching preamp.

If you've lost data on your hard drive and require recovery services, please complete the recovery request form.

if you want to ship your failed device to us for data recovery and free evaluation, simply fill out this form: [ Ссылка ]

and send your drive boxed with bubble wrap to this address:

HDD Recovery Services
391 Bank St, Suite 201
Ottawa, ON
K2P 1Y3
Canada

0:00 intro
1:04 diagnostics
5:03 testing failed components
6:31 repair
9:00 verification or repair
10:22 exploring the ROM content on patient
13:15 exploring the ROM content on donor
14:38 testing preamp for failure



Updated 2020 my gear for soldering:
I record all my videos using this HDMI Switcher: [ Ссылка ]
Green inspection light [ Ссылка ]
Platter extractor: [ Ссылка ]
Momentary foot pedal switch [ Ссылка ]
Vacuum pump [ Ссылка ]
Cleanroom wipes: [ Ссылка ]
Programmer [ Ссылка ]
Quick pogo pin adapter for eepROM [ Ссылка ]
Microscope: [ Ссылка ]
Vacuum chip pickup tool: [ Ссылка ]
Multimeter: [ Ссылка ]
USB volt/amp monitor: [ Ссылка ]
Microscope camera 21mp 60fps 1080P: [ Ссылка ]
JBC precision soldering iron and tweezers: [ Ссылка ]
Hot air station: [ Ссылка ]
Infrared preheater: [ Ссылка ]
Fiberglass scratch pen: [ Ссылка ]
Flux dispenser: [ Ссылка ]
BEST Flux: [ Ссылка ]
Wick: [ Ссылка ]
Solder: [ Ссылка ]
Solder paste for BGA reballing: [ Ссылка ]
NAND BGA rebelling stencil [ Ссылка ]
Gloves: [ Ссылка ]
Fume Extractor (mine is no longer available but this is the new version of the same unit) : [ Ссылка ]

Gear for filming:
small camera: [ Ссылка ]
big camera: [ Ссылка ]
Lens on big camera:[ Ссылка ]

this video: [ Ссылка ]

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