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PDR / The jobs we take in / Hard drive repair

Hard drive repair · what the word covers

Hard drive repair in Plymouth. One word, two jobs: mending the hardware and getting your files back are not the same work.

The first question is nearly always the same, and there is a hidden choice in it. Mending the hardware and getting your data off it are different tasks, and only one ends with your files in your hands. The electronics and firmware can genuinely be restored. The heads, motors and platters cannot: they last through one careful read and then have to be retired. We receive disks from Plymouth, Tavistock and Saltash across the Tamar, as well as from Truro, Falmouth and Camborne; wherever the disk comes from, every job ends the same way, with your files on brand new media bought for you.

Nothing readable? Most jobs carry no bill Free diagnosis, then one written price Boxes come to the lab from Truro, Newquay and Tavistock

You will be talking to an engineer
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Hard drive symptoms, and what each points to.

Yours not here? Start at the triage →
What turns upWhat that points toWhere to start
Ticking or clicking — can that be mended?The head stack has gone. Borrowed heads last for one full read, and after that the mechanism is finishedRecovery work, not a repair
No sound, no light, nothingAlmost always the board: a blown TVS diode or dead electronics. Genuinely repairableMend the board, then image it
Reports 0GB, or answers to a different nameThe translator or a service-area module has become corrupted. Repairable through firmwarePut the firmware right, then read
The USB socket has torn off a portableConnector and bridge-board work. On WD portables the keys sit in that same bridge chipSend the whole unit, enclosure included
A shop has handed it back 'working'Ask exactly what was changed. A blank replacement disk does nothing for youGet that answer before you pay
Would a second-hand board be cheaper?Its ROM holds adaptives specific to one mechanism, so an untouched donor board gives nonsenseYour own ROM has to travel
Getting it to us: once you receive your quote, wrap it securely so it cannot shift in transit, insure it for its value, and send it tracked to the intake lab in Bristol. We cover the return postage. If you want an engineer to check the packing before the box is taped shut, contact us before sending. Details are on our contact page.

Where a repair ends and recovery begins.

Electronics: a proper repairA disk that seems utterly dead has almost always lost its board: a shorted TVS diode, failed electronics or a USB bridge chip that has stopped responding. Each of those can be repaired in the ordinary sense of the word, which is the cheerful part.
Firmware: repairable, given the kitA corrupted translator, or one broken module in the service area, will leave a mechanically sound disk reporting 0GB, or not appearing on the bus at all. Those structures are reached with purpose-built tools. No download goes anywhere near them.
Mechanics: a single readA borrowed head stack, a jammed spindle freed, heads lifted off the surface they had settled on: each allows just enough working time for one complete copy. Afterwards, the mechanism is finished.
Board swapping no longer worksEach mechanism is calibrated once during manufacture, and the values are kept in a ROM soldered to that drive's own board. Bolt on another drive's board and the heads answer with noise instead of valid data. That shortcut stopped working about two decades ago.

What happens to a drive while it is here.

01

A number on arrival, then the free diagnosis Free

Whatever is delivered is booked in using a unique reference (case number) on the date it arrives at the bench. The engineer will identify the actual fault at no charge. This gives a straightforward answer on what can be recovered from the drive and what cannot, plus one written quotation. There will be no further activity until you have read and accepted the quotation.

Diagnosis at no chargeA single written figureYou owe nothing yet
02

Find out which part gave up

There are three quite different causes of a disk stopping: the electronics, the firmware, or the mechanism turning inside. One word covers all three, which is why quotes vary so widely. Our free look will identify whether you have an electronics, firmware or mechanism problem.

Which part has failedTold to you early, in plain words
03

Hold it together for one copy

Your ROM is moved across to a rebuilt board. Modules in the service area are corrected one at a time. Donor mechanics replace the originals that have failed. Every step serves to create one continuous read of the surfaces from start to finish.

Your ROM, onto the new boardKept going for a single copy
04

Return the contents, not the disk

Everything that comes off is checked, listed for you and stored on media bought new for your job. A hard drive is merely a container. If there is still light duty left in it, we will let you know; if the mechanism is done, we will say that instead.

Copied onto fresh mediaThe failed mechanism is retired
05

You give the word, and it ships back

Give yourself time to consider it. It costs you nothing. We list all of the files we recover for you before sending out an invoice, and we only ask for payment once you have authorised it. We also buy media specifically for your recovery and send it back to you, with the return postage paid by us. The case stays here on our bench until we have your confirmation that the files open properly on your own machine.

You see the list and decideWritten to fresh mediaWe pay the postage home

The faults we see most

  • Few callers really want a repair: most simply want their files, not a disk that spins again. We work to the outcome you need rather than the word you happened to use, and we state clearly which of the two your drive is a candidate for.
  • The silent swap: a laptop back from a 'repair' that appears to run normally has usually had a blank disk fitted in place of the damaged one. Ask where the original went, and ask before you settle the invoice.
  • Electrical damage is the cheapest kind: a power surge takes out the board but leaves the recording surfaces intact. As such, these are among the quickest jobs on the bench.
  • Fresh heads are not a cure: replacing heads extends the time you can read from the surfaces but does nothing for reliability. Anyone claiming otherwise is booking in your next loss.

Set down here, and stuck to: the electronics and the firmware can be repaired. Repairs to heads and motors are good for one copy and no more than that. A platter scored through its coating gives back nothing, not on this bench nor on any other, whatever an advertisement states; that has never changed. Disks labelled IBM, Hitachi, HGST and Fujitsu keep coming in from Plymouth, Saltash, Tavistock and Truro. When a company agrees to send your failed drive back fit for use, read the promise next to its fine print and count what is left standing.

A job out of the casebook.

PL · PLY-2026-0811FILED ✓

A new disk, fitted and empty. The student's work was on the old one.

The laptop came back from the shop working: a new disk had been fitted, and it was completely empty. The old disk had been given up on, and it sat clicking in a drawer in a Plymouth student flat. It went on the bench for a donor head stack. Within two days the student's essays and photos had been copied to the shop's new disk.

100% read backAfter that 'repair'

Before you seal the box.

Get these done

  • Before doing anything else, ask the repairer what will happen to your files
  • Cut the power the moment the noise changes
  • Insist the original disk comes back to you
  • Include the caddy, the bare board, every loose piece

What to avoid

  • Order a replacement donor board and install it as it arrives
  • Point repair utilities at a failing mechanism
  • Store anything important on a hard drive rebuilt with parts from other drives
  • Assume a computer still holds your work simply because it turns on

Questions that come up most weeks.

Can a failed hard drive really be mended?

In part. The electronics are genuinely repaired and so is the firmware: a board restored, a service area put right module by module. Anything that turns is a different matter. A donor head is fitted for one reason: to get across the surfaces once. After that the mechanism is finished and does not travel home. Your files do, transferred onto new media.

Do I need a repair or a recovery?

A repair means the hardware is fixed and the owner walks away with a working unit. A recovery means the data is recovered and the hardware can be discarded. Once a disk has properly failed, only a recovery is an honest answer. This is how a laptop comes back from a shop quickly and quietly without any of your work on it.

Won't a swapped circuit board sort it out?

Hardly ever, and never by itself. A tiny ROM on the board stores adaptive values measured against your mechanism and no other. Move that chip across to the replacement and the disk will read. Leave it behind and the heads report noise. Moving it is soldering work, and it needs the right bench and the right tools.

Disks are cheap. Why spend this much on one?

Cheap disks are precisely why that comparison collapses. We are not selling you storage. Your payment covers the contents of the disk that stopped, given back to you on hardware that works. Spend the same money keeping a dead mechanism going and you'll be holding a part that nobody can rely on.

A drive that stays switched off gets no worse.

Diagnosis costs nothing. We give you a report listing which files can be read, which cannot, and what is needed to get them off. Do not connect the drive until then.

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