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Micro SD Getting Hot
http://forum.hddguru.com/viewtopic.php?f=10&t=32525
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Author:  ddrecovery [ December 16th, 2015, 14:46 ]
Post subject:  Micro SD Getting Hot

I have a MicroSD card which does not read. It gets very hot when connected. It has a crack on one side, but its hard to tell if its just in the outer cover or through the chip. Is the card getting hot indicative of a cracked chip? What are the chances of recovery?

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Micro SD Card 2.jpg
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Author:  HaQue [ December 16th, 2015, 18:05 ]
Post subject:  Re: Micro SD Getting Hot

A crack is a leading cause of card getting hot, due to shorts in the nand. There is a slight chance it could be the PCB, but then you almost require an xray to know where to cut the PCB to eliminate the short. The NAND takes up almost the entire size of the MicroSD, so I think this case would be a failure.

here is some good pics of the inside of MicroSD's : http://bunniestudios.com/blog/images/microsd_lineup.jpg

Author:  ddrecovery [ December 16th, 2015, 18:19 ]
Post subject:  Re: Micro SD Getting Hot

HaQue wrote:
A crack is a leading cause of card getting hot, due to shorts in the nand. There is a slight chance it could be the PCB, but then you almost require an xray to know where to cut the PCB to eliminate the short. The NAND takes up almost the entire size of the MicroSD, so I think this case would be a failure.

here is some good pics of the inside of MicroSD's : http://bunniestudios.com/blog/images/microsd_lineup.jpg

Thought so. Many thanks. I will let you know how we get on.

Author:  arvika [ December 16th, 2015, 18:33 ]
Post subject:  Re: Micro SD Getting Hot

You waste your time. Case is unrecoverable.

Author:  ddrecovery [ December 16th, 2015, 18:39 ]
Post subject:  Re: Micro SD Getting Hot

arvika wrote:
You waste your time. Case is unrecoverable.

Hi Arvika: Kinda know that, but this will be classed as an investment in gaining knowledge :D. I want to look at exactly what and where the damage is so I can recognize it again in the future. The client knows this is a lost cause.

Author:  HaQue [ December 16th, 2015, 22:07 ]
Post subject:  Re: Micro SD Getting Hot

In that case, pay to get the chip decapped properly. This is relatively inexpensive, and you shouldn't have any further damage to mask the original. or x-rayed, but it needs to be a good x-ray, for example, not dental surgery type.

a starting point is bunniestudios.com for example

Author:  jeremyb [ December 17th, 2015, 0:53 ]
Post subject:  Re: Micro SD Getting Hot

HaQue wrote:
In that case, pay to get the chip decapped properly. This is relatively inexpensive, and you shouldn't have any further damage to mask the original. or x-rayed, but it needs to be a good x-ray, for example, not dental surgery type.

a starting point is bunniestudios.com for example

Good advice

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