Description: The EM signal shows an abnormal condition when a specified period of time elapses after the paper exit cooling fan (FM8) turns ON. This abnormal condition recurs when a specified period of time elapses after FM8 is turned OFF and then ON again.
Causes: Paper exit fan (FM8) Printer control board (PRCB
Code: C-0304
Description: The EM signal of the ADU cooling fan (FM10) shows an abnormal condition when a specified period of time elapses after FM10 turns ON. This abnormal condition recurs when a specified period of time elapses after FM10 is turned OFF and then ON again.
Causes: ADU cooling fan (FM10) ADU drive board (ADUDB) Printer control board (PRCB)
Code: C-0305
Description: The EM signal shows an abnormal condition when a specified period of time elapses after the paper exit cooling fan /Rr (FM19) turns ON. This abnormal condition recurs when a specified period of time elapses after FM8 is turned OFF and then ON again.
Causes: Exhaust fan /Rr (FM19) Printer control board (PRCB)
Code: C-1001
Description: Serial reception error detection abnormality.
Causes: FNS control board (FNSCB) Connector
Code: C-1003
Description: The communication between FS and PK fails. It shows an abnormal condition after 4 retries.