Epson AcuLaser C8500, Service Manual

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EPSON AcuLaser C8500 Revision C
Chapter 4 Diagnostics 4-67
4.2.6 Count Accumulation Value Read/Write
Reading from EEPROM (NVM) of MCU PWB and writing to EEPROM
(NVM) can be done in the same way as [EEPROM Read/Write] of the
Section 4.2.5 “Diagnostics Execution” by the command/status of
[Parameter Control] by the various accumulation value of the count.
NOTE: When periodic replacement of the MAIN FUSER ASSY and after
replacing MCU PWB, the no-CRUM function specification
DRUM CARTRIDGE, 2ND BTR ASSY, BELT CLEANER ASSY,
DEVELOPER ASSY Y, DEVELOPER ASSY M, DEVELOPER
ASSY C and DEVELOPER ASSY BK with a new one, be based
on [CAUTION!] of [EEPROM Read/Write] of Section 4.2.5
“Diagnostics Execution”.
NOTE: The same contents can be done with [EEPROM Read/Write] of
the Section 4.2.5 “Diagnostics Execution”as well, When
EEPROM Read/Write is done, it doesn't need to do reading/
writing with [Parameter Control].
NOTE: It can do reading/writing establishment value such as
registration too except for counter accumulation value with the
command/status of [Parameter Control].