Ricoh MP C2504 Field Service Manual page 897

6. Troubleshooting
SC No.
SC672-13
SC No.
SC672-99
888
Type Error Name/Error Condition/Major Cause/Solution
D Controller start up error
The operation panel detects that the controller is down due to other
reason shown in SC672-10, SC672-11, and SC672-12.
• Controller stalled
• Board installed incorrectly
• Controller board defective
• Operation panel connector loose, broken, or defective
• Controller late
Refer to page 978 "When SC672 (Controller start up error) Is
Displayed".
Type Error Name/Error Condition/Major Cause/Solution
D Controller start up error
The operation panel software ended abnormally.
• Controller stalled
• Board installed incorrectly
• Controller board defective
• Operation panel connector loose, broken, or defective
• Controller late
Refer to page 978 "When SC672 (Controller start up error) Is
Displayed".