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dobrevjetser
Joined: 18 Oct 2007
Posts: 411
Location: Belgium
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Posted: Tue Apr 06, 2021 19:41 Post subject: Apple SSD with Samsumg S4LN058A01
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Hi,
I'm working on such a case now.
In the past i could recover SSD's like this one already, but now the strange thing is that the nand's are not giving a good ID.
I tried with several of them, and all give only an ID for bank 1 and 3. Bank 2 and 4 have no id.
The chip has the marking K9HFGY8S5E
The ID i get is ec de 94 43.
This ID is not in the database.
So, are all of these chips damaged or is this a new, not supported type ?
Thanks,
Marc
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Сергей
Joined: 26 Aug 2005
Posts: 18482
Flash-Extractor developer
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Posted: Thu Apr 08, 2021 0:01 Post subject:
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do you use our adapter?
TLGA?
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dobrevjetser
Joined: 18 Oct 2007
Posts: 411
Location: Belgium
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Posted: Thu Apr 08, 2021 10:42 Post subject:
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Yes, i tried both BGA and TLGA adapter.
Only BGA adapter gives ID, but on 2 banks only.
Marc
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arvika
Joined: 18 Nov 2009
Posts: 1973
Location: Poland
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Posted: Thu Apr 08, 2021 10:45 Post subject:
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BGA132/152 adapter, rotate chip 180 degree and check if you get two other banks. If not, probably need other adapter which can see all banks.
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dobrevjetser
Joined: 18 Oct 2007
Posts: 411
Location: Belgium
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Posted: Thu Apr 08, 2021 10:56 Post subject:
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You are right, when i rotate it 180 degrees, it finds two banks also, but on the same place (1 and 3).
Is there a way i could modify this adapter to read all banks at the same time ?
Also, this ID (ec de 94 43) is not in the database.
Marc
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Сергей
Joined: 26 Aug 2005
Posts: 18482
Flash-Extractor developer
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Posted: Thu Apr 08, 2021 15:43 Post subject:
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I see two options:
1. Adpater have bad connection with chip. Sometimes clean air spray in socket can help clean it
2. Chip need special config
I can check this with TW
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GreyDKang
Joined: 01 Apr 2010
Posts: 108
Location: Vladivostok
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Posted: Thu Apr 08, 2021 17:18 Post subject:
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This is right ID.
I have this
0xEC3A9443 A4CA
16384
17920
8
300
DDR
PLNS=1 PLN=3526/4096 BLK=300/512
Your chip has less blocks
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dobrevjetser
Joined: 18 Oct 2007
Posts: 411
Location: Belgium
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Posted: Thu Apr 08, 2021 17:32 Post subject:
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Сергей
Joined: 26 Aug 2005
Posts: 18482
Flash-Extractor developer
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Posted: Fri Apr 09, 2021 15:19 Post subject:
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Config added to NR_505
You can read 4 dumps from chip with your adapter
Dump size 8 GB
What is SSD capacity?
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dobrevjetser
Joined: 18 Oct 2007
Posts: 411
Location: Belgium
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Posted: Fri Apr 09, 2021 16:08 Post subject:
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