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c/computer-technicians•mary414mary414•1mo ago

Wasted a whole afternoon on a 'universal' laptop charger that fried a motherboard

Bought a cheap off-brand charger from a site called TechDealz for $25 to fix a client's dead Dell. It fit the port and showed power, but after 20 minutes the laptop smelled burnt. Opened it up and the voltage regulator on the board was cooked. Cost me $150 for a replacement board and a lot of trust. What's your go-to source for reliable, cheap power adapters?
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4 Comments
violaramirez
That numbers game argument falls apart when it's your own money on the line. Sure, most might work, but you only need one bad unit to turn a simple fix into a total loss. It's not just the part cost, it's the time and the hit to your reputation with a client. Saving twenty bucks looks pretty foolish when you're explaining a fried motherboard you caused.
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jakejones
jakejones1mo ago
Very trusted parts supplier" sounds like overkill. It's just a power brick. Most of those cheap ones are fine. You got a bad one, that's all. It's a numbers game. I've used dozens of those universal chargers on different laptops. Only had an issue once. For a simple job, the risk is low enough to save the cash.
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riverw17
riverw171mo ago
Man, that's the absolute worst feeling. I've been burned by those sketchy universal chargers before, too. It's never worth the small savings when it can take out a whole board. For something that important, I only buy direct from the laptop maker or a very trusted parts supplier now. The extra twenty bucks is basically insurance.
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knight.felix
Totally. It's one of those things you only learn after frying something expensive. I'd rather just wait for the right part to ship than risk it.
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