Anyone knows this WD Family?

[einstein9]

Hello guys,,,

Anyone knows the drive family?

WD20EZAZ-00GGJB0

thank you

[unknown]

REMBRNDT.
You can access it via MRT (Family Vivaldi)

Good luck

[DR-Kiev]

Venice PCB...77

[Doomer]

Hello guys,,,
Anyone knows the drive family?
WD20EZAZ-00GGJB0

Family is Carmel
It's SMR
I think it's locked too but not sure

[unknown]

This is confusing.

@OP
Could you please upload a photo?

[fzabkar]

How to recover lost data from WD20EZAZ-00GGJB0 with firmware failure? this PCB is for you.

This is one unlocked and special data recovery PCB with PCB number-2060-800077-003 REV P1. This PCB helps to unlock the SA only, doesn’t guarantee for your data recovery success.

https://www.hddheadtools.com/product/2060-800077-wd20ezaz-data-recovery-pcb/

[einstein9]

Hello guys,,,
Anyone knows the drive family?
WD20EZAZ-00GGJB0

Family is Carmel
It's SMR
I think it's locked too but not sure

Thank you Doomer, Yes its MCU Locked

@ DR-Kiev yes 77
@unknown its MCU Locked, not even 3k supports it.
@fzabkar , am aware of this unlocked pcb, but to be more specific its less than 50% of the listed value on the link

Thank you all

[Amarbir[CDR-Labs]]

Anwar Sir ,
I Wanted To Ask You And doomer and Dr Kiev ,There Are 3 ROMs in These PCB ,Two Are Smaller 25Q40 Then The third One third One is 1MBit 25Q80 ,If 25Q80 is ROM What is the use of other 2 EPROMS Please

PS : this is the First 1 Thats Come for Data Recovery For My LAB

[fzabkar]

Could these additional flash memories be backups of cached data for data loss protection purposes?

The PCB appears to have data loss protection capacitors:
https://www.hddheadtools.com/wp-content/uploads/2019/02/800077-data-recovery-pcb-unlocked-pcb-2.jpg

Just FYI, this thread contains dumps of the new WD firmware architecture:

6TB WD6001FSYZ-01SS7B1 PCB with 7 ROMs:
http://www.hddoracle.com/viewtopic.php?f=3&t=2762

[Amarbir[CDR-Labs]]

Could these additional flash memories be backups of cached data for data loss protection purposes?

The PCB appears to have data loss protection capacitors:
https://www.hddheadtools.com/wp-content/uploads/2019/02/800077-data-recovery-pcb-unlocked-pcb-2.jpg

Just FYI, this thread contains dumps of the new WD firmware architecture:

6TB WD6001FSYZ-01SS7B1 PCB with 7 ROMs:
http://www.hddoracle.com/viewtopic.php?f=3&t=2762

Frank ,
Tommorow i will create a new thread on HDDoracle for This 77 PCB With Three ROMS

[einstein9]

Anwar Sir ,
I Wanted To Ask You And doomer and Dr Kiev ,There Are 3 ROMs in These PCB ,Two Are Smaller 25Q40 Then The third One third One is 1MBit 25Q80 ,If 25Q80 is ROM What is the use of other 2 EPROMS Please

PS : this is the First 1 Thats Come for Data Recovery For My LAB

You need to know that recently (as an example charger, palmer, carmel....) all of those NEW families are 1024k ROM
that is how you know which one is which...

Now what is the use of the other 2, I really don`t know (sometimes NOTHING, similar to some SSDs i tried before)

[siamak5561]

I have a question, those PCBs so caled unlocked PCB, they originally unlocked or make them unlock?

[Amarbir[CDR-Labs]]

Anwar Sir ,
I Wanted To Ask You And doomer and Dr Kiev ,There Are 3 ROMs in These PCB ,Two Are Smaller 25Q40 Then The third One third One is 1MBit 25Q80 ,If 25Q80 is ROM What is the use of other 2 EPROMS Please

PS : this is the First 1 Thats Come for Data Recovery For My LAB

You need to know that recently (as an example charger, palmer, carmel....) all of those NEW families are 1024k ROM
that is how you know which one is which...

Now what is the use of the other 2, I really don`t know (sometimes NOTHING, similar to some SSDs i tried before)

Hello,
You Are Correct As you might have noticed that i saw 25Q40 eprom in 2 roms and 25Q80 in one so 25q80 is 1 mbit ,So this is rom for sure ,But i was wanting to know what other roms doo ,The Newer Drives From All brands are slowing increasing the complexity to work

[Amarbir[CDR-Labs]]

I have a question, those PCBs so caled unlocked PCB, they originally unlocked or make them unlock?

Well,
In some countries its illegal to lock stuff ,so some are sourced from there but if you see anwar sirs few posts some can be unlocked too

[fzabkar]

ISTM that, if the extra memories contain cached data, you should satisfy yourself that there is no possibility to contaminate the patient's data with those from a donor. Therefore you shouldn't just dismiss them out of hand.