After upgrade and downgrade debian, my cloud is bricked finanlly. Want to try the steps in Bricked my EX2. <Also how I unbricked it> First thing is to find serial console port on the PCB. My cloud 2T, purchased around 2014.

[image] haiyeong: First thing is to find serial console port on the PCB. If one does a subforum search, magnifying glass icon upper right, they’ll find this prior discussion that may be relevant to your question. http://community.wd.com/t/rs232-to-usb/190999

[image] Bricked my EX2. <Also how I unbricked it> My Cloud EX2 Hi, I have been playing around trying to get openvpn to work on the NAS with iptables, but it required some kernel modules that were not enabled, so I embarked on recompiling the firmware from the WD GPL sourc…

Note: Its not RS232, its “UART” (3.3 volt vs 12 volts in rs232). For connect it to rs232 need chip-converter (MAX232 for example). Or just buy one of cheap chinese “USB-TTL/UART converters” (Based on FT232xx or CP21xx). More info in my archives: http://fox-exe.ru/WDMyCloud/WDMyCloud-Gen1/Other/Ph…

Thanks! Bought a cable Amazon.com Will see how it works.

I have same, but mine cost 1$ :stuck_out_tongue: (Aliexpress)

Connected UART to USB, using minicom (cutecom is better) on debian, got boot messages. WD MyCloud uses barebox as bootloader. see boot messages below.

WDMyCloud boot message: minicom.log.txt (71.3 KB)

The boot messages says inittab file is missing, interesting…

Seems like rootfs empty or damaged. Need reupload 1 and 2 partitions (md raid / rootfs)

Fixed. After copying missing files and re-installing firmware, my cloud 2T is back to normal. Here are steps: bought UART TTL to USB cable, soldering cable to UART TTL serial interface (ports are shown in RS232 to USB - #8 by Bennor ) There are videos on YouTube showing how to open up case. Pelas…

Fix WD My Cloud 2T through UART TTL serial interface

Legacy Products My Cloud OS 3

haiyeong February 16, 2017, 4:55am 3

I think this is serial port that can be connected to.

I am more confident after see another photo posted in RS232 to USB - #9 by Fox_exe

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Fix WD My Cloud 2T through UART TTL serial interface

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