Patent ID: 6805430
Filing Date: 2004-10-19
Classification: B41J

Abstract:
An inkjet apparatus, having a carriage equipped with a printed circuit board (PCB), a first flexible PCB and a second flexible PCB respectively disposed in a first inkjet cartridge and a second inkjet cartridge electrically coupling to the PCB on the carriage, the first inkjet cartridge and the second inkjet cartridge respectively having a first identifiable area and a second identifiable area, wherein the colors of the first identifiable area and the second identifiable area are associated with the colors of ink stored in the first inkjet cartridge and the second inkjet cartridge, the inkjet apparatus comprising:a first sensor, disposed in the carriage for detecting the color of the first identifiable area and sending a first signal; a second sensor, disposed in the carriage for detecting the color of the second identifiable area and sending a second signal; and a control unit for receiving the first signal and the second signal, and determining whether the first inkjet cartridge and the second inkjet cartridge are correctly placed.