Code :

Code: F1-46
Description: Paper pushing motor trouble
Causes: Motor trouble, HP sensor trouble, harness disconnection, finisher control PWB trouble
Remedy: Use SIM3-3 to check the operation of the paper pushing motor. Replace the finisher control PWB.

Code: F1-50
Description: Finisher incompatibility trouble
Causes: Connection of the AR-F13, etc. which is incompatible with MX-5500N/6200N/7000N is detected.
Remedy: Connect the MX-FNX3/MX-FNX4.

Code: F1-51
Description: Sensor connector connection trouble
Causes: Sensor trouble, harness disconnection, finisher control PWB trouble
Remedy: Use SIM3-2 to check the operation of the guide HP sensor, the paper pushing plate HP sensor, and the paper pushing plate lead edge sensor. Replace the finisher control PWB.

Code: F1-52
Description: Micro SW trouble
Causes: Sensor trouble, harness disconnection, finisher control PWB trouble
Remedy: Use SIM3-2 to check the operation of the inlet port cover open/close sensor and the paper exit cover open/close sensor. Replace the finisher control PWB.

Code: F1-60
Description: Communication trouble between the finisher and the inserter
Causes: Communication error between the finisher and the inserter
Remedy: Case 1 Cause Malfunction due to electrical noises. Check and remedy Turn ON/OFF the power to cancel the error. Case 2 Cause Connection trouble or disconnection of the connector and the harness between the finisher and the inserter. Finisher control PWB trouble, inserter control PWB trouble Check and remedy Check the connector and the harness in the communication line. Replace the finisher control PWB. Replace the inserter control PWB.

Code: F1-61
Description: Inserter EEPROM trouble
Causes: EEPROM trouble, finisher control PWB trouble, inserter control PWB trouble
Remedy: Replace the finisher control PWB. Replace the inserter control PWB.

Code: F1-62
Description: Inserter reverse sensor trouble
Causes: Sensor trouble, harness disconnection, finisher control PWB trouble, inserter control PWB trouble
Remedy: Use SIM3-2 to check the operation of the inlet port cover open/close sensor and the paper exit cover open/close sensor. Replace the finisher control PWB. Replace the inserter control PWB.

Code: F2-02
Description: Toner supply abnormality (K2)
Causes: Toner end with the remaining quantity of 25% or more. The toner supply time exceeds 5 times as much as the specified time.
Remedy: Case 1 Cause Toner motor section connector harness trouble Check and remedy Check the connector connection of the toner motor section. Check the connector harness (TM) connection to the main PWB. Case 2 Cause Toner motor and toner density sensor trouble. Piezoelectric sensor abnormality Check and remedy 1) Check the toner density sensor output. (SIM25-1) 2) Check that the toner transport pipe is not clogged between the toner cartridge and the developing unit. Replace the toner cartridge (CRUM) if necessary. Intermediate hopper replacement 3) If replacement of the toner cartridge (CRUM) does not clear the trouble, check the developing unit.