Sc9Xx: Controllers - Ricoh D245 Service Manual

6.2.8 SC9XX: CONTROLLERS

SC No. Level
903-00 B
SC No. Level
990-00 B
SM
Error Name/Error Condition/Major Cause/Solution
Total counter error

If the counter values (4 bits) for the machine and mirroring
agree, the SUM value of the machine is recalculated, and it
does not agree with the SUM value of upper 4 bits, this SC
is issued.

If the counter values (4 bits) for the machine and mirroring
do not agree, recalculate the SUM values for the machine
and mirroring. If the values for both machine and mirroring
do not agree with the SUM value of upper 4 bits, this SC is
issued.
EEPROM defective
Replace the EEPROM.
Error Name/Error Condition/Major Cause/Solution
Fail-safe SC

An unexpected error occurred on the software.
System error
Update the firmware.
6-35
SC Code Descriptions
D245/D246/D247