Servicer Replaceable Parts - ThinkPad E14 Gen 2 (20TA, 20TB, 20TC, 20T6, 20T7), ThinkPad E14 Gen 3 (20Y7, 20YD, 20YE, 20YF) and ThinkPad E14 Gen 4 (21EB,21EC). - Lenovo Support ZA