CompactFlash, SD, MMC, USB flash storage. Anything that does not have moving parts inside.
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Netac ZX20 1TB original version PBU851M03_SM2330_BGA256_4BGA

April 28th, 2026, 3:35

Hello all,
i am looking for a donor PCB in this case. Any hints drawing regarding PMIC and LDO's on SM2320 architecture?
I have seen newer Netac ZX20 and Kingston XS2000, also, but using different layout and components for them.
Attachments
Top populated side.png

Re: Netac ZX20 1TB original version PBU851M03_SM2330_BGA256_

April 28th, 2026, 3:53

Update

Looking for: donor PCB or a full unit ZX20 1TB working condition or with logical defect, not detected, brocken connector..
PCB: PBU851M03_SM2320_BGA256_4BGA132_6L_U0608
NAND: NTEF021Y3EJ1G9 × 4 (Micron 176L TLC BGA132)
Controller: SM2320G AB (11YX12.00, 2141)
Capacity: 1TB

Re: Netac ZX20 1TB original version PBU851M03_SM2330_BGA256_

May 31st, 2026, 8:41

trying to fix the side failure, by identifying the LDOs mounted on. Markings Vt GB and VtF GB, same 7 pads asymetrical as in the pictures. Can somebody help here?
Attachments
ZX20 1 TB OFN 7 pads LDO Netac SSD.png

Re: Netac ZX20 1TB original version PBU851M03_SM2330_BGA256_

May 31st, 2026, 8:49

more details - power management
Attachments
SSD PowerManagement detail.jpeg
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