Code :

Code: U6-21
Description: LCC transport motor trouble
Causes: LCC transport motor rotation sensor trouble LCC control PWB trouble LCC paper transport mechanism trouble LCC paper transport motor trouble
Remedy: Use SIM4-3 to check the operation of the LCC transport motor. Check the LCC transport motor rotation sensor, and replace if necessary. Check the LCC control PWB, and replace if necessary. Check the LCC paper transport mechanism, and replace if necessary. Check the LCC transport motor, and replace if necessary.

Code: U6-22
Description: LCC 24V power trouble
Causes: Connection trouble of the harness and the connector between the machine and the LCC and those of the LCC control PWB. LCC control PWB trouble Machine power unit trouble
Remedy: Check the connection of the harness and the connector between the machine and the LCC and those of the LCC control PWB, and replace if necessary. Check the LCC control PWB, and replace if necessary. Check the machine power unit, and replace if necessary.

Code: U6-50
Description: Desk - Main unit combination trouble
Causes: Improper combination between the main unit and the desk. Desk control PWB trouble.
Remedy: Install a desk which is proper for the main unit mode. Replace the desk control PWB.

Code: U6-51
Description: LCC - Main unit combination trouble
Causes: LCC control PWB trouble PCU PWB trouble
Remedy: Check to confirm the LCC model. Check the LCC control PWB, and replace if necessary. Check the PCU PWB, and replace if necessary.

Code: U7-50
Description: MFPC PWB - Vendor machine communication error
Causes: Improper setting of the vendor machine specifications (SIM26-3). Vendor machine trouble. MFPC PWB trouble. Connector, harness connection trouble. Strong external noises.
Remedy: Cancel the error by turning OFF/ON the power. Check the connector and the harness in the communication line. Change the specifications of the vendor machine (SIM26-3). Replace the MFPC PWB.

Code: U7-51
Description: Vendor machine error
MFP (Notification of a trouble from the serial vendor)
Causes: Serial vendor machine trouble. Connector, harness connection trouble.
Remedy: Err.XX is displayed on the operation panel of the vendor. (XX is the detail code.) Repair the vendor machine referring to the detail code. Check the connector and the harness in the communication line.

Code: U9-01
Description: Multi touch panel error
Causes: SCU PWB trouble. Connector and harness related with the touch panel connection trouble.
Remedy: Replace the SCU PWB. Check the connector and the harness related with the touch panel in the communication line.

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