Eathtek Replacement AC DC POWER JACK HARNESS CABLE FOR DELL Studio 14Z 1440 DC30100610L D234P series laptop Compatible Model Numbers: DELL Studio 14Z 1440 Compatible Part Number: DC30100610L D234P Replacement and high quality,Replace your faulty, cracked or broken dc power Each dc power is tested before shipping All pictures are taken from the real item, please check carefully before bidding.