Ricoh D146 Service Manual page 604

Service Call 816-899
SC No. Level
SC840-00 D
SC No. Level
SC841-00 D
SC No. Level
SC842-00 C
D146/D147/D148/D149/D150
Error Name/Error Condition/Major Cause/Solution
EEPROM access error
An error occurred during I/O processing.
§
A read error occurred and 3 retries failed.
§
A write error occurred.
EEPROM defective or end-of-life
-
Error Name/Error Condition/Major Cause/Solution
EEPROM read data error
Compared the data from 3 areas of the EEPROM mirror data
with the original data and all 3 of them were different from the
original data.
Data in the specific area of the EEPROM has been modified.
-
Error Name/Error Condition/Major Cause/Solution
Nand-Flash updating verification error
During remote ROM update or ROM update, the SCS detected
a write error (verify error) regarding the data written to the
Nand-Flash.
Nand-Flash damaged
Turn the main power off/on.
5-130 SM