ظاهرا میتونه عمل نکردن یکی از سنسور ها باشه.االبته ببخشید تخصص اصلی من نیست و بعنوان همفکری بپذیرید.
Traditionally, copiers and MFP Kyocera, code J00 specifies the activity sensor or sensor recording paper exit when the pritanov. Perhaps one of them is broken / jammed the box, there is a broken wire (or Disconnect) or faulty sensor itself. Check sensors are in service procedure U031.