Ricoh sc681-14 | how to fix sc681-14 | ricoh error mpc3504, mpc4505, mpc5504, mpc6004 | easy way

#copiersc Device ID is not identified (PCDU) / Toner Causes: An error is notified during the ID identification after three retries. 681-14 yellow PCDU ID Chip error | yellow toner ID Chip error Remedy: • Turn the main power OFF and then ON. * clean the toner ID chip • Replace the PCDU (ID chip) * Replace yellow toner ID chip or New Toner bottle sc681-14 of mpc3001, mpc5501, mpc3002, mpc3502, mpc3003, mpc3503, mpc4502, mpc5502, mpc4503, mpc5503, mpc6003, mp6002, mp7502, mp8001, mpc3504, mpc4504, mpc5504, mpc5504, mpc6004, mpc3004, Imc5500, imc6000, imc400