The motherboard in this laptop has become unreliable, it occasionally requires a full disconnect of both the external and internal batteries to boot. Apparently this is a common issue with the motherboard.

Lenovo ThinkPad X250 comes with the following specs:

i5-5300U

8GB DDR3L memory

1080P IPS matte display

Backlit keyboard

7265-AC WiFi

65W Lenovo charger

There is no boot drive installed.