Ricoh D025 Service Manual page 544

SC Tables
No. Type
Software performance error
The software makes an unexpected operation.
CTL
990
D
1.
2.
No. Type
Software continuity error
The software has attempted to perform an unexpected operation.
However, unlike SC 990, the object of the error is continuity of the
CTL
software.
991
C
This SC is not displayed on the LCD (logging only).
No. Type
Undefined error
CTL
992 Defective software program
D
D023/D025
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Defective software
Defective controller
Software error
Turn the main switch off and on.
Reinstall the controller and/or engine main firmware.
See Note 1 at the end of the SC table.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Software program error
Internal parameter incorrect, insufficient working memory.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
An error undetectable by any other SC code occurred
3-92
Rev. 10/06/2010
SM Appendix