Description: Sorter communication error - Timing - Just after the main switch is turned on or while the sorter is running - Condition - The main control board detected a communication error with the sorter main board.
Causes: • Poor connection or damaged fibreoptic cable • Defective sorter main board • Defective main control board
Remedy: 1. Check that the fibre-optic cable is properly connected 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 the FPU while the FPU is operating or after the FPU completes the operation.
Causes: • Poor connection or damaged fibreoptic cable • Defective FPU main board • Defective scanner IPU board
Remedy: 1. Check that the fibre-optic cable is properly connected 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: Paper tray unit communication error - Timing - Just after the main switch is turned on or while the paper tray unit is running - Condition - The main control board detected a communication error with the paper tray unit.
Causes: • Poor connection or damaged cables • Defective CSS/bank interface board • Defective paper tray unit control board • Defective main control board
Remedy: 1. Check that the cables are properly connected on the main control board, CSS/bank interface board, and paper tray unit control board or check if the cables are is damaged. 2. Replace CSS/bank interface board. 3. Replace the paper tray unit control board. 4. Replace the main control board.
Code: SC630
Description: RDS communication error - Timing & Condition - The main control board receives no response from RDS when accessing it. Even when this error is detected, the copier does not show the SC code and this SC code is not logged. (Copier functions are still working.)
Causes: • Poor connection or damaged cable • Defective line adapter • Defective CSS/bank interface board • Defective main control board
Remedy: 1. Check that the cables are properly connected on the CSS/bank interface board and main control board or check if the cables are damaged. 2. Check and/or change the setting of the line adapter or replace it. 3. Replace the CSS/bank interface board. 4. Replace the scanner IPU board.
Code: SC690
Description: Application selection error - Timing & Condition - When the main CPU communicates with CPUs on other PCBs, the main CPU does not receive response from the others.
Causes: • Scanner IPU firmware upgrade • Poor connection of connectors • Defective scanner IPU board • Defective main control board • Main boards of options
Remedy: • If this SC code is displayed after the scanner IPU firmware is changed, the IC card may still be in the slot. Turn the main switch off and on after removing the IC card. 1. Check if the connectors on the main control board, scanner IPU board, and the main board on each option are properly connected. 2. Replace the defective boards.
Code: SC720
Description: Sorter main motor error The main motor pulse output state remains unchanged for 300 ms at start time, or for 100 ms during operation.
Causes: Defective motor
Remedy: Defective motor: Test with SP5-804-120. Replace if necessary