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 Post subject: WD factory HDDs with JTAG connectors?
PostPosted: May 25th, 2019, 23:18 
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Joined: September 8th, 2009, 18:21
Posts: 11459
Location: Australia
These WD60EFRX drives appear to have left WD's factory with JTAG connectors attached:
https://forums.tomshardware.com/threads/what-is-this-connector-on-hdd-pcb.3483300/

Perhaps they are prototypes, maybe with factory firmware or other goodies?

This is the PCB:
https://sep.yimg.com/ay/yhst-44463692235217/western-digital-2060-800001-hard-drive-pcb-800001-fwx-8.gif

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 Post subject: Re: WD factory HDDs with JTAG connectors?
PostPosted: May 27th, 2019, 7:28 
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Joined: October 30th, 2007, 17:58
Posts: 444
Location: Egypt
some said it's JTAG for unlock the new wd pcb
some other said the MCU must unsolder and special programmer unlock it . the re solder the MCU again

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