Genuine Lenovo IdeaPad 100S-14IBR 100S-14IBY 110S-11IBR 120S-11IAP 120S-14IAP 80R9 80WG 81A4 81A5 DC Jack Power Socket Charging Port. •The power jack wiggles & feels loose. •You have to "hold" or move the AC adapter plug tip to gain a power connection.