Service Call 816-899
SM 6-65 D255/D256/M281/M282
No. Type Error Name/Error Condition/Major Cause/Solution
SC840-00 D EEPROM access error
During the I/O processing, a reading error occurred. The 3rd
reading failure causes this SC code.
During the I/O processing, a writing error occurred.
Defective EEPROM
-
No. Type Error Name/Error Condition/Major Cause/Solution
SC841-00 D EEPROM read data error
Mirrored data of the EEPROM is different from the original data in
EEPROM.
Data in the EEPROM is overwritten for some reason.
-
No. Type Error Name/Error Condition/Major Cause/Solution
SC842-00 C Nand-Flash updating verification error
SCS write error (verify error) occurred at the Nand-Flash module
when remote ROM or main ROM was updated.
Nand-Flash defective
Turn the main power OFF/ON.
No. Type Error Name/Error Condition/Major Cause/Solution
SC842-01 C Insufficient Nand-Flash blocks (threshold exceeded)
At startup, or when machine returned from energy save mode,
the Nand-Flash status was read and judged that the number of
unusable blocks had exceeded threshold, and then SCS
generated the SC code.
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