Ricoh Pro 8300S - Engine down after Start-Up; Engine Start Failure; Sc670-01; Sc670-02

1.SC Codes
199
SC670-01
Error Name
Engine Start Failure
Pattern
D
Error Condition
 ENGRDY signal was not asserted at power ON.
 PCI does not link up when the machine recovers from energy saving mode.
 RAPI does not respond to EC/PC/SC command.
 Writing to Rapi driver failed (the other party not found through PCI).
 Controller board and IPU not connected properly.
 IPU is down / unstable.
 BiCU is down / unstable.
Major Cause
Engine board does not start up.
Solution
1. Turn the main power OFF and ON 10 times, and check if the SC occurs more than once.
2. Check the connection of the engine board and the controller board.
3. Disconnect/connect the harness between the engine board and the control board. If necessary,
replace the boards in the following order:
1. BiCU
2. PSU
3. Controller board
SC670-02
Error Name
Engine Down After Start-Up
Pattern
D
Error Condition
 CPU reset due to WDT
 CPU reset due to software
 CPU reset due to anomaly CPU