t450

Forum discussion tagged with t450.
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    Question ThinkPad T450 motherboard replacement issue?

    I recently needed to replace the motherboard in my ThinkPad T450 Type 20BV - on boot up after the Lenovo screen it comes up with the following error message "2200 Machine type and serial number are invalid" and then boots into Windows and works fine. Is there any way to add the correct machine...