SanDisk Dual Drive 256GB Not Detected: Shorted Power Chip Fixed, Photos Recovered

A SanDisk Dual Drive that is not detected by any computer can often still be recovered. In this SanDisk Dual Drive not detected data recovery case study, our data recovery engineer found a shorted power regulator chip and an unstable resistor on the board, fitted a matching power chip from a donor drive, replaced the resistor, and recovered Olivia’s photos and videos.

Sound Familiar?

• Your USB stick is not recognised by any computer you plug it into.
• It stopped working one day and nothing appears at all when you plug it in.
• It holds the only copy of photos and videos you cannot replace.

Same problem? Call 1300 444 800 or request a free assessment.

A USB Stick Holding the Only Copy of Her Photos

Olivia in Adelaide sent us a SanDisk Ultra Dual Drive Luxe. It is the kind with two connectors, USB-C on one end and USB-A on the other, so it works on a phone or a laptop. It was 256GB.

It held the only copy of her most sentimental photos and videos. There was no backup.

One day it simply stopped being recognised by any computer she plugged it into. Nothing appeared at all.

Why Was the SanDisk Dual Drive Not Detected?

The drive first went to one of our data recovery engineers for diagnosis on the PC-3000. Nothing was detected. The software flagged a physical fault, which meant the problem was electrical rather than something wrong with the data itself.

That matters. When a flash drive has an electrical fault, the photos are usually still sitting on the memory, untouched. The job is to get the board working long enough to read them.

At that point the drive was passed across to the data recovery engineer who does our delicate board-level micro soldering work.

How We Traced a Short Circuit on a Tiny Board

He opened it up and started testing the components. One of the power sections had gone short circuit.

His first thought was a faulty capacitor, so he removed it. The drive still would not work.

He went deeper and found two power regulator chips on the board. One of them had shorted out. These chips are very delicate, because on this drive the memory and the controller sit right underneath, all built into one tiny package. A mistake here would put the data itself at risk.

He sourced a donor drive of the same brand, carefully transplanted a matching power chip, and tested again. Still no detection.

The Last Clue: A Resistor That Would Not Hold Steady

Rather than give up, he kept diagnosing. He spotted one last clue. A tiny resistor had an unstable value that kept fluctuating up and down, while the same part on the donor board was rock steady.

He replaced that one minute component and checked the voltages. This time everything came out clean. The drive was finally detected.

Two separate faults were stopping this drive: the shorted power chip and the unstable resistor. Fixing only one of them would not have been enough.

SanDisk Dual Drive Data Recovery Results

With the repair done, our data recovery engineer copied Olivia’s most important files first, in case the drive failed again. Then he ran a full detailed copy through the PC-3000 to capture everything.

Once the files were saved, the team ran verification checks to confirm they open properly. Olivia was emailed a full file listing and a video preview, so she could see exactly what had been recovered before anything else happened.

Her data was then saved to a new drive and shipped back to her. She got back her photos and her videos, from a drive that nothing could see a day earlier.

Is a Dead USB Flash Drive Worth Sending to a Lab?

When a flash drive is not detected anywhere, recovery software cannot help, because the computer never sees the drive to begin with. The fault in this case was on the board, and it took a PC-3000 diagnosis, micro soldering, a donor drive and careful voltage checks to find two faults.

If your USB stick has stopped being detected, stop plugging it in. Repeated attempts put power through a board that may already have a short. Send it in as it is, and we will tell you what is wrong and what it will cost.

Read more about our USB flash drive data recovery service.

Why People Choose Payam Data Recovery

A snapped, bent or dead USB flash drive usually needs its circuit board repaired, or its memory chip read directly, before anything can be copied. That is the work we do every day.

• We are a specialist data recovery lab, not a computer repair shop. We have been recovering data since 1998, from over 300,000 devices.
• The best equipped data recovery lab in Australia: microscopes and microsoldering stations to repair broken connectors and circuit boards, and professional tools such as the Ace Lab PC-3000 and Rusolut to read the memory chips directly when a drive cannot be repaired.
• Over 2,000 IT companies and computer shops across Australia send us their customers’ complex cases, and data recovery labs and IT companies in more than 50 countries have sent us their difficult cases over the past ten years.
• Rated 4.9 from more than 2,300 Google reviews.
• About 90% of our jobs are no fix, no fee. The hardest 10% carry an attempt fee.
• See your files before you pay. You tell us which files matter most. Before you pay for the recovery, we’ll send you a list of your recovered files so you can check them. If any of the files you listed are missing, tell us and we’ll search again.
• There is no card surcharge. Pay by Visa, Mastercard, American Express, Afterpay, Zip or bank deposit (EFT).
• Everything is done in our own labs in Australia and never outsourced overseas. Call or visit us, and you can speak with the data recovery engineers who do the work.

We are not the cheapest. We are the best in Australia at this work. We know what to do, how to do it, and we will do our very best for you. Your best chance of getting your data back is with us.

USB Flash Drive Data Recovery Pricing and Services

For USB flash drives, a broken connector sits at the lower end of our prices and a dead drive that needs the most complex work at the higher end, and current prices are on our USB flash drive data recovery page. The exact price for your drive is confirmed in your free written quote, after we have examined it.

Every job has three service levels: Economy, Priority and Emergency. If you need an answer fast, an urgent written quote within 1 to 2 hours is available for a fee. Return postage is free on every completed and paid job.

Send only the USB stick itself. You can include your own external drive for the recovered files, or we can supply one.

How Our Process Works for Customers Anywhere

We work for people right across Australia. Olivia sent her drive from Adelaide. In Adelaide and Perth we have secure drop-off offices, staffed by our reception team; they are not labs. Devices handed in there go to our main data recovery lab in Rhodes, NSW by overnight courier at no cost to you. You can also post your drive to us from anywhere.

International customers are always welcome. The easiest way to reach us from overseas is by email at help@payam.com.au, which works in every time zone.

Frequently Asked Questions

Can a USB flash drive that is not detected be recovered?
Often, yes. When a drive is not detected by any computer, the cause is frequently an electrical fault on the board rather than damaged data. In this case a shorted power chip and an unstable resistor were replaced, the drive was detected again, and the customer’s photos and videos were recovered.

Will recovery software work on a USB stick that does not show up?
No. Recovery software needs the computer to see the drive first. If the stick is not recognised anywhere, software has nothing to read. The fault has to be found and repaired at board level in a lab before the data can be copied, which is what happened with this SanDisk Dual Drive.

Should I keep plugging my dead USB drive in to test it?
Please don’t. If a power section on the board has shorted, each attempt sends power through a damaged circuit. Unplug it, keep it somewhere dry and safe, and send it to us as it is. We diagnose it on professional equipment and tell you what is wrong.

What does it cost if you cannot recover my data?
The assessment and quote are free, and for most faults there is nothing to pay unless we recover your data. See your files before you pay. You tell us which files matter most. Before you pay for the recovery, we’ll send you a list of your recovered files so you can check them. If any of the files you listed are missing, tell us and we’ll search again. The one exception is cleanroom and other high risk work, where part of the quoted price is a non-refundable attempt fee paid upfront so we can begin. That covers the data recovery engineer time and donor parts we commit whatever the outcome. If an attempt fee applies to your job, it will be stated clearly in your quote before you approve anything.

How do I know my photos were really recovered?
Before your data is sent back, we email you a full file listing and a video preview of the recovered files. You can see exactly what came back. Our team also runs verification checks to confirm the files open properly before they are saved to a new drive.

Can I send my USB drive from another state?
Yes. Olivia sent hers from Adelaide. You can post your drive to us, or hand it in at one of our offices, including our secure drop-off offices in Adelaide and Perth, which send devices to our main lab in Rhodes, NSW by overnight courier at no cost.

Who sees my private photos and videos?
Only our own data recovery engineers handle your data, and all work is done in Australia, never sent overseas. We copy your files, check they open, and return them to you on a new drive. After your data is returned, a backup copy is kept for two weeks in case of loss in the post, then erased.

About Payam Data Recovery

Payam Data Recovery has been recovering data in Australia since 1998, with over 300,000 devices recovered. We have four full service labs in Sydney CBD, Rhodes NSW, Melbourne and Brisbane, and secure drop-off offices in Adelaide and Perth. Over 2,000 IT professionals and repair businesses across Australia send us their work, and we have over 2,000 Google reviews. You can read what our customers say.

We will try our very best for you. There is never any guarantee with data recovery, but coming to us gives you the best possible chance.

Request a Free USB Flash Drive Data Recovery Assessment

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Video transcript

Hey, it’s Mike. Today, I’m back at Payam Data Recovery in Sydney, watching one of their data recovery engineers bring a completely dead USB stick back to life. A customer named Olivia in Adelaide sent in a SanDisk Ultra Dual Drive Luxe, the kind with both a USB-C and a USB-A connector, so it works on a phone or laptop. It was 256 gigabytes, and it held the only copy of her most sentimental photos and videos. One day, it simply stopped being recognised by any computer she plugged it into.

The drive first went to one data recovery engineer, who ran the diagnosis on the PC-3000. When nothing was detected, the software flagged a physical fault, which meant the problem was electrical rather than something in the data. At that point, it was passed across for the delicate board-level micro soldering work. The engineer opened it up, and once he started testing the components, he found one of the power sections had gone short circuit. His first thought was a faulty capacitor, so he removed it, but the drive still would not work.

He went deeper and found two power regulator chips on the board, and one of them had shorted out. These chips are incredibly delicate because the memory and the controller sit right underneath, all built into one tiny package. He sourced a donor drive of the same brand, carefully transplanted a matching power chip, and tested again. Still no detection. Rather than give up, the engineer kept diagnosing and spotted one last clue. A tiny resistor had an unstable value that kept fluctuating up and down, while the same part of the donor was rock steady. He replaced that one minute component, checked the voltages, and this time everything came out clean. The drive was finally detected.

With the repair done, the data recovery engineer copied Olivia’s most important files first in case the drive failed again, then ran a full detailed copy through the PC-3000 to capture everything. Once the files are saved, the team runs verification checks to confirm they open properly, then emails Olivia a full file listing and a video preview so she can see exactly what was recovered. After that, her data is saved to a new drive and shipped back to her. In the end, she got back her photos and her videos, recovered from a drive that nothing could be seen a day earlier.

Payam Data Recovery is based in Sydney, Australia, with offices right across the country, and they take on USB flash drive and data recovery work from all around the world. Thanks for watching.