Ricoh DD3344

• Code: E-10
• 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 does not turn on within 6 seconds during initialization. Both the pressure plate home position and pressure plate limit sensors turn on when the main SW is turned on. The pressure plate home position sensor does not turn off when the pressure plate limit sensor does not turn on within 4.5 seconds when compressing the ejected master.
• Causes: Pressure plate drive Pressure plate motor Plate position sensors Master eject error

• Code: E-13
• Description: Scanner error: The scanner HP sensor does not turn on within 14.0 seconds after the main switch turns on. On the Initial Movement, the Scanner HP sensor does not turn off when the scanner moves 20.0 mm towards the scanning position. On the Initial Movement, the Scanner HP sensor does not turn on within 2.0 seconds after the main switch turns on.
• Causes: Scanner drive Scanner HP sensor Scanner motor

• Code: E-14
• Description: SBU error: The MPU board cannot communicate with SBU or communication data is not expected. The value of the SBU white level adjustment is out of the correct range. The value of the SBU black level adjustment is out of the correct range. The power of LED lamp is not enough.
• Causes: SBU defective SIO defective PSU defective MPU defective Harness broken Connector disconnected

• Code: E-15
• Description: LED Power error: The error signal from the LED board is detected. The PWM of the LED cannot be adjustmed.
• Causes: SBU defective SIO defective CIS unit defective MPU defective Harness broken Connector disconnected

• Code: E-22
• Description: 2nd Feed Start Timing Sensor error: The 2nd feed start timing sensor does not activate before the master eject position sensor activates.
• Causes: Drum sensors Feeler