Ricoh M C250FW, Field Service Manual

Page: 119 / 324

4.Replacement and Adjustment
107
7.
Disconnect all connectors on the EGB (PCB1) [A], and then slide it to remove it.
•
When installing the new EGB, first remove the EEPROM [A] from the old EGB. Next,
install it on the new EGB with the indent pointing to the right side of the board as shown
below.
•
Keep the EEPROM away from objects that can cause static electricity. Static electricity
can damage EEPROM data.
•
Replace the EEPROM if the EEPROM on the old EGB is defective. For detailed
information such as which items are cleared, refer to “ EEPROM on the EGB ”
EEPROM on the EGB
When replacing an old EEPROM with a new EEPROM, the new EEPROM must be set. To do this,
follow the EEPROM setting procedure described below.
•
When you replace the EEPROM, the following counters stored on the EEPROM are cleared:
•
Machine total counter (total page, full color, and B&W)
•
Error log (listed as “Call Service” on Maintenance Page)
•
Duplex page counter
•
Do the following steps 1 to 14 with the front cover of the machine open.
1.
Open the front cover.