Ricoh M281 Series Service Manual page 504

Service Call 816-899
No. Type
No. Type
SC842-02 C
No. Type
SC845
SC845-01 D
SC845-02 D
SC845-03 D
SC845-04 D
SC845-05 D
D255/D256/M281/M282
Error Name/Error Condition/Major Cause/Solution
Number of unusable blocks exceeded threshold for Nand-Flash
Replace the controller board.
Error Name/Error Condition/Major Cause/Solution
Number of Nand-Flash block deletions exceeded
At startup, or when the machined returned from energy save
mode, the Nand-Flash was read and judged that the number of
deleted blocks had exceeded threshold, and then SCS
generated this SC code.
Number of blocks deleted exceeded threshold for Nand-Flash.
Replace the controller board.
Error Name/Error Condition/Major Cause/Solution
Hardware Error Detected when the automatic firmware update
Engine Board
Controller Board
Operation Panel (Normal)
Operation Panel (Smart Panel)
FCU
When updating the firmware automatically (ARFU), the firmware
cannot be read or written normally, and the firmware update
cannot be completed even by 3 retries.
Hardware abnormality of the target board
Replace the target board.
For SC845-02, HDD and memory may cause the problem.
Replace the HDD or memory if the SC cannot be recovered by
replacing the controller board.
6-66 SM