Hlinzeka ngezinsizakalo zokuhlola iwaranti yemikhiqizo yezimboni ezikhululekile. Abathengi bangabheka ulwazi lwewaranti yemikhiqizo ngewebhusayithi esemthethweni noma insizakalo yamakhasimende.

Izinkinga ezivamile zobuchwepheshe ku-S7-1200, S7-1500 nezinye i-PLCs ekukhetheni imodeli, ukudweba, ukuhlela, ukufaka isoftware nokuhlela kokuhlela, futhi sikusize uxazulule lezi zinkinga ngokuqhuba ividiyo yokusebenza yemizuzu eminingi.