Description: LCC - Main unit combination trouble
An LCC of a different model which is not supported by the machine is installed. (Improper combination of the machine and the LCC model code.)
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: U6-52
Description: PCU PWB - Paper feed desk (paper feed tray 2) communication trouble
Paper feed tray 2 (desk unit) is not recognized.
Causes: Connection failure between the machine and paper feed tray 2 (desk unit)
PCU PWB trouble.
Remedy: Check connection of the connector and the harness. Replace the PCU PWB.
Code: U7-50
Description: MFPC PWB - Vendor machine communication error
Communication error between the MFP and the serial vendor.
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.