Damaged insulation around the high-voltage power supply. This SC is issued if the BICU detects a short in the power pack 10 times at D(ac).ĭamaged insulation on the high-voltage supply cable. Separation power pack output error An interrupt checks the status of the power pack every 20 ms. Defective paper transfer unit contact motor. Paper transfer unit contact error The paper transfer unit contact sensor does not detect the movement of actuator at the sensor while the polygon motor rotates.ĭefective paper transfer unit contact sensor.

Image transfer unit error The machine detects the encoder sensor error.ĭefective encoder sensor. Disconnected connector of image transfer belt contact sensor or motor. Defective image transfer belt contact motor. Image transfer belt contact motor error The image transfer belt contact sensor does not detect the movement of actuator at the sensor while the polygon motor rotates.ĭirty image transfer belt contact sensor. Image transfer unit motor error The motor LOCK signal is not detected for more than two seconds while the motor START signal is on. The Vsg error counter counts “1” when the Vsg detected by ID sensor is more than the value (default: 4.5V) specified with SP3234-005 or less than the value (default: 3.5V) specified with SP SP3234-006.ĭirty or defective ID sensor. ID sensor adjustment error When the Vsg error counter reaches “3”, the machine detects “SC400”.

Ricoh mpc2551 sc997