Ricoh PRO C7210 - Page 130

1.SC Codes
126
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
3. Replace the controller board of the finisher.
4. Replace the IOB.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC622-
01
D
Vacuum Feed LCIT 1 Communication Error
SC622-
02
D
Vacuum Feed LCIT 2 Communication Error (2
nd
connection)
SC622-
03
D
Vacuum Feed LCIT 3 Communication Error (3
rd
connection)
 When an error occurs during circuit connection.
 When a communication error notice is received from UART.
 Defective Main Board for Vacuum Feed LCIT
 BCU defective
 Connection between Vacuum Feed LCIT and main unit
defective/disconnected/shorted
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1. Reconnect the cable between Vacuum Feed LCIT and main unit.
2. Reconnect the harness between BCU and LCIT.
3. Replace the harness between BCU and LCIT.
4. Replace the controller board of the LCIT.
5. Replace the BCU.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC625-
00
D
TDCU Master Communication Error
SC626-
00
TDCU Slave Communication Error
ASAP communication protocol error
The ASAP interface between engines has two systems: Master and Slave. The
error detection process is the same for both systems, but the SC number is
different.
 Harness disconnected/loose
 TDCU board error
 BCU board error