Description: LCC communication trouble Communication trouble with the LCC. Follows the communication protocol specifications. Communication error, timing abnormality of the communication data and the communication signal line
Causes: Improper connection or disconnection of the connector and the harness. Desk control PWB trouble Control PWB (PCU) trouble. Malfunction caused by noises
Remedy: Canceled by turning ON/OFF the power. Check the connector and the harness in the communication line.
Code: U6-21
Description: LCC transport motor trouble The lock detection signal is detected continuously for 1sec after delay of 1sec from start of the motor. When the motor lock detection signal is continued for 1sec after 1sec delay from starting the motor. For the first time, it is regarded as a Jam and the machine is stopped. When two errors are continued, it is regarded as a trouble.
Causes: Motor lock Motor RPM abnormality Overcurrent to the motor Desk control PWB trouble
Remedy: Use SIM 4-3 to check the transport motor operation.
Code: U6-22
Description: LCC 24V power abnormality addition 24V power is not supplied to the LCC. (The LCC 24V power is not detected for 1 sec or longer after 1 sec from power on)
Causes: Improper connection or disconnection of the connector and the harness. LCC control PWB trouble. Power unit trouble.
Remedy: Case 1 Cause Improper connection or disconnection of the connector and the harness. Check and remedy Check the connector and the harness of the power line. Case 2 Cause LCC control PWB trouble. Power unit trouble. Check and remedy Check the 24V power with the power unit and the LCC control PWB.
Code: U7-00
Description: RIC communication trouble Communication error with RIC (By PPC communication standards) An error in the communication line test after turning on the power or canceling the simulation
Causes: Improper connection or disconnection of the connector and the harness. RIC control PWB trouble. Control PWB (MFP control) trouble. Malfunction caused by noises.
Remedy: Canceled by turning ON/OFF the power. Check the connector and the harness in the communication line.