Description: Scanner IPU communication error - Timing & Condition - After the main control board communicate successfully with the scanner IPU board once, communication error is detected.
Causes: • Poor connection of connectors • Defective sub/main scanner IPU board • Defective main control board
Remedy: 1. Check if the connectors (CN355 and CN407) are properly connected on the sub control board and scanner IPU board. 2. Replace the sub and/or main scanner IPU board. 3. Replace the main control board.
Code: SC604
Description: IDU communication error - Timing & Condition - No response is received from the IDU within 200 ms after the scanner IP board sends a command signal and this error is detected 3 times in total.
Causes: • Poor connection between the IDU and scanner control boards • Defective IDU board • Defective sub/main scanner IPU board
Remedy: 1. Check if the IDU board is properly connected to the sub scanner IPU board is p. 2. Replace the IDU board. 3. Replace the scanner sub and/or main IPU board.
Code: SC620
Description: ADF communication error - Timing & Condition - After the main control board communicate successfully with the ARDF once, communication error is detected
Causes: • Poor connection of optical-fiber cable or damaged • Defective ARDF main board • Defective main control board
Remedy: 1. Check the connector of the optical-fiber cable is properly set on the ADF main board and main control board or check if it is damaged. 2. Replace the ARDF main board. 3. Replace the main control board.
Code: SC621
Description: Sorter communication error - Timing - When the main switch is turned on or while Sorter is running - Condition - The main control board detected a communication error with the Sorter main board.
Causes: • Poor connection of optical-fiber cable or damaged • Defective Sorter main board • Defective main control board
Remedy: 1. Check the connector of the optical-fiber cable is properly set on the Sorter main board and main control board or check if it is damaged. 2. Replace the sorter main board. 3. Replace the main control board.
Code: SC625
Description: FPU communication error - Timing & Condition - The scanner IPU board detected a communication error with FPU during the FPU is operating or after the FPU completes the operation.
Causes: • Poor connection of optical-fiber cable or damaged • Defective FPU main board • Defective scanner IPU board
Remedy: 1. Check the connector of the optical-fiber cable is properly set on the FPU main board and main control board or check if it is damaged. 2. Replace the FPU main board. 3. Replace the scanner IPU board.
Code: SC626
Description: LCT communication error - Timing - When the main switch is turned on or while LCT is running - Condition - The main control board detected a communication error with the LCT main board.
Causes: • Poor connection of harnesses or damaged • Defective I/F board RDS/LCT • Defective LCT main board • Defective main control board
Remedy: 1. Check the connectors of harnesses are properly set on the main control board, I/F board RDS/LCT, and LCT main board or check if it is damaged. 2. Replace I/F board RDS/LCT board. 3. Replace the LCT main board. 4. Replace the main control board