As per the the rules, here are the specifications of my laptop :
  • Make and model number : Thinkpad T440P
  • Serial number (S/N) : PB-03A7V7
  • Model type - Model (MTM) : 20AW-S2N800
  • Bios version : 2.50 (not 100% sure, that's what I remember)
Here is the problem, and the events leading to it :
  1. Upgrade screen, keyboard, trackpad, RAM and CPU
  2. Reboot and use the laptop for a bit : everything is working fine
  3. Shutdown (no power) and upgrade WIFI with unsupported chip (AX210)
  4. Boot up the device : bios warning, as expected
  5. Shutdown the device again (no power)
  6. Connect the 8-pin clip of a CH341a
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