... 1.Laser printer parts and consumables: like toner cartridge, OPC drum, magnetic roller, PCR, fuser film sleeve, wiper/doctor blade, ... fuser assembly/fuser assy…2.Copier and fax parts and consumables: like toner cartridge ... , carriage assembly, CISS, formatter board, separation pad…4.Plotter parts and consumable: like belt, encode strip, power switch, memory ...