Description: Thermal Head ID error The CPU detects an abnormal ID signal from the thermal head.
Causes: Thermal head MPU Thermal head connector disconnected
Code: E-41
Description: Ink Idling roller HP sensor remains on or off The idling roller HP sensor does not change status within 4.0 seconds after the idling roller motor on signal is generated.
Causes: Idling roller HP sensor Ink idling motor
Code: E-42
Description: Duct plate error The duct plate HP sensor does not change status within 4.0 seconds after the duct plate motor on signal is generated.
Causes: Duct plate HP sensor Duct plate motor
Code: E-43
Description: Printing Pressure error The printing pressure HP sensor does not change status within 4.0 seconds after the printing pressure motor on signal is generated.
Causes: Printing pressure HP sensor Printing pressure motor
Code: E-44
Description: MSU error When error signal is received from the MPU board.
Causes: MPU
Code: E-47
Description: Thermal head driving error The thermal head HP sensor does not change status within 4.0 seconds after the thermal head driving motor on signal is generated.
Causes: Thermal head HP sensor Thermal head driving motor
Code: E-50
Description: Insufficient NVRAM data The data in the NVRAM is not the expected data for this machine (version update error)
Causes: NVRAM (MPU)
Code: E-51
Description: Flash ROM error Data cannot process correctly when the firmware is downloaded or an original is stored in the machine.