Description: Thermal Head Energy Pulse error The CPU detects an abnormal ID signal from the thermal head energy control pulse.
Causes: Thermal head connector Thermal head MPU
Code: E-12
Description: Pressure Plate error The pressure plate home position sensor signal is not detected within 15.0 seconds after the pressure plate motor turn on.
Causes: Pressure plate drive Pressure plate motor Plate position sensors
Code: E-13
Description: Scanner error The scanner HP sensor does not turn on after the scanner motor has moved for more than 7.0 seconds back to home position after scanning. The scanner cannot leave the home position within 2.0 seconds of power on. Just after switching the power on, the scanner cannot return to the home position within 2.0 seconds of leaving.
Causes: Scanner drive Scanner HP sensor Scanner motor
Code: E-17
Description: Drum Thermistor Open The thermistor output voltage is over 4.9 volts.
Causes: Thermistor connector Thermistor
Code: E-18
Description: Drum Overheat The temperature of the drum is greater than 54C when the Start key is pressed.
Causes: Drum overheat Thermistor
Code: E-21
Description: Paper Exit Timing Sensor error The paper exit timing sensor does not activate before the master eject position sensor activates.