DB-NOTE_DC_CABLE 50.4KH01.001 lenovo thinkpad X220

DB-NOTE_DC_CABLE 50.4KH01.001 rev a      04W0680 50.4KH10.002 04W1680
  Lenovo Thinkpad X230 X200 X200I X220L 
Lenovo Thinkpad X220
50.4KH01.001 50.4KH04.001