2. Release all cartridge, black and color. Press cartridge locker left of home cartridge and Slide home cartridge to left, to parking position. And release the cartridges.
3. Leave the up cover open and turn ON the printer.
4. Clean cartridge pin from ink with wet tissue until clean
5. Plug in the black and color cartridges and close cover
6. MP198 printer should working normally, indicated by appear I in display, not E30.