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How to remove coating

Posted: October 4th, 2021, 8:28
by jerovsek
Hello,

any suggestion to remove coating for chip off

Re: How to remove coating

Posted: October 4th, 2021, 9:19
by melvin
There's no way to do it. Better to find pinout on the controller's side.

Re: How to remove coating

Posted: October 5th, 2021, 2:14
by jerovsek
Thank you Melvin
Controler is Chipsbank CBM2099E

Re: How to remove coating

Posted: October 5th, 2021, 2:35
by pcimage
melvin wrote:There's no way to do it. Better to find pinout on the controller's side.


+1

Re: How to remove coating

Posted: October 5th, 2021, 4:06
by melvin
jerovsek wrote:Thank you Melvin
Controler is Chipsbank CBM2099E


Find a pinout online or discover it by yourself. Then remove the controller and read the memory. But CBMs are not easy to recover.

Re: How to remove coating

Posted: October 5th, 2021, 7:32
by jerovsek
Thank you Melvin

will post results

Re: How to remove coating

Posted: October 5th, 2021, 9:36
by pepe
do you have a photo of the other side?

Re: How to remove coating

Posted: October 6th, 2021, 2:28
by jerovsek
Picture of other side

Re: How to remove coating

Posted: October 6th, 2021, 4:44
by melvin
Those are in Flash-extractor's database if you have it.

Re: How to remove coating

Posted: October 6th, 2021, 4:49
by pepe
I had a similar device, but it had ITE5019, which has obviously different pinout, judging by the pcb traces, so i can't help with this one :(
pepe

Re: How to remove coating

Posted: October 8th, 2021, 4:40
by sunil468
melvin wrote:
jerovsek wrote:Thank you Melvin
Controler is Chipsbank CBM2099E


Find a pinout online or discover it by yourself. Then remove the controller and read the memory. But CBMs are not easy to recover.

I agree.I tried doing the samething but it got destroyed somehow.