... printer parts: printer head, pin, head cable, guide, main board, power board, carriage, RDA, ribbon mask, tractor, gears...2. Laser ... roller & pressure roller, transfer roller, separation pad, pick up roller, format board, power board, scanner, and fuser unit...3.Copier parts : ... 5. We are responsible, we won’t shirk responsibility when we are responsible for it, you won’t feel you are cheated, we are ...