Case record · Desktop externals · EDR-2025-2315
A Different Capacity Every Time It Was Asked.
The LaCie d2 6TB beside a Taunton mixing desk stopped spinning up and started beeping, and its story shifted by the minute: Disk Utility showed 1.8TB and wouldn't mount it
, then a blank entry with no capacity at all
, then on a borrowed PC RAW, 0 bytes
. New cables and a different dock changed nothing. On the drive sat four terabytes of session masters and final mixes.
Sound familiar? Talk to us.
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In plain English.
That beep is the sound of effort: the motor straining against something that will not let the platters turn. Usually the something is the heads themselves, come down onto the data surface instead of resting on their ramp at the edge. The shifting sizes follow logically. A drive reads its own identity off its platters during start-up — deny it that and it can only offer the computer guesses, different ones each attempt, none of them real enough to mount, read or initialise.
The tools this job took.
See how your case runs →| System | The part it played | Why we rate it |
|---|---|---|
| PC-3000 Data Extractor | Captured the whole copy during the one window of steady, healthy rotation | The PC-3000's imager, taking its orders from the firmware side |
| ACE Lab PC-3000 Express | Read back the true identity and the defect lists after the heads were freed | Talks to a drive through the maker's own commands, not just standard ATA |
| R-Studio Technician | Reassembled the HFS+ volume with its sessions filed as she kept them | Handles most filesystems; dependable RAID reassembly |
On the bench.
Believe the sound: this fault lived inside the case
Her swaps — cable, dock, a second computer — had all ended the same way, which quietly ruled the outside world out. On the bench the current trace finished the diagnosis: a motor heaving against resistance for a few seconds until the drive's own protection cut it off, over and over.
Get the heads off the surface, then don't stop
In clean air the stack was eased off the surface and the sliders inspected; the platters had escaped scoring. Powered again, the drive introduced itself properly — 6TB, correct model, correct firmware — and that introduction was treated as a starting gun. The imager took over immediately.
One sitting for the hardware, everything else on the image
The read ran end to end without a power cycle, because a drive that has landed its heads once owes you nothing on the next spin-up. With the copy secured, the drive's part was over; the volume repair and the tidying of the session folders happened on the image alone.
How it ended.
Four terabytes of masters moved to fresh media with names, dates and structure intact. Stopping at the first beep had served her well — the platters were unmarked, and the mixes played exactly as they had in the studio.
More like this in the casebook.
Elsewhere in Desktop externals.
Sound like your drive?
Every case here points the same way: power the device down, take the free diagnosis, then make your decision.