so by mistake i plug 12v adapter into the hub and now is not working and the mouse receiver also not working and my keyboard anyone know if it possible to repair it
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HaloTechnology Notebook Consultant
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computerstriker Notebook Evangelist
I don't think that it will be possible to repair the devices plugged into the hub at the time. You probably fried the internal components already. Sorry.
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Once you let the smoke out of the little cans it's almost impossible to cram it back in.
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Ouch. They are dead. Be glad that the current didn't travel upstream to the laptop usb controller...
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HaloTechnology Notebook Consultant
ok thnk you guys for support
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i got once increase the voltage for the usb hub, suddenly laptop shut off.
but luckily laptop was still fine after tat.. -
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Its fried so no luck... time to buy a new one!
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All the noobs say no, because they have not done such an operation.
Yes you can fix this problem. You supplied more than the designed current to the USB hub. The USB hub is a very easy to replace part of the system board. It is usually a 16 pin (4x4) chip which can be bought from Mouser Electronics/Digikey/Goldmine Electronics for less than $5
You will need to open your laptop and locate the USB controller. Look for the numbers on there, and look up that number in any of the electronic stores mentioned above. If you cannot find it post up some good quality images of your motherboard and I can show you where it is located.
You will need solder, solder braid/a solder sucker, and a soldering iron to remove/reinstall a replacement USB hub.
The process does take some time, but it is well worth it in the end, as you do not need to replace the laptop.
K-TRON -
I would say that given the low prices of USB hubs these days, it's not worth your time to isolate the problem and fix it, which could get messy and take a lot of time.
Broke My USB Hub and more
Discussion in 'Hardware Components and Aftermarket Upgrades' started by HaloTechnology, Feb 26, 2010.