This is valid for the following models: WorkCentre 5845/5855/5865/5875/5890, WorkCentre 5865i/5875i/5890i, WorkCentre 5945/5945i/5955/5955i, WorkCentre 7220/7220i/7225/7225i, WorkCentre 7830/7830i/7835/7835i, WorkCentre 7845/7845i/7855/7855i, WorkCentre 3655/3655i, WorkCentre 6655/6655i, WorkCentre 7970/7970i