Epson AcuLaser C2800 Service Manual page 388

EPSON AcuLaser C2800/C2800D/C3800/C3800D
OUTLINE OF FUNCTION
When replacing a PWBA MCU due to an error Service Req E900,
do not perform "EEPROM Data Backup" or "EEPROM Data
Restore". If data corruption has causing the error, the same error
may arise after executing the operations.
Following operations can be accomplished using the program.
1) EEPROM Data Backup
Backs up the data stored in a EEPROM on a PWBA MCU.
2) EEPROM Data Restore
Writes the data, which was backed up in the above step, into a EEPROM on a
PWBA MCU.
ADJUSTMENT
3) MCU Initialize
Initializes a EEPROM on a PWBA MCU.
Adjustment
Revision C
388
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