Controller Board - Ricoh RN-MF1 Service Manual

4. Replacement and Adjustment
1. Remove the EEPROM from the old ECB.
2. Install it on the new ECB after replacing the ECB.
3. Replace the EEPROM if the EEPROM on the old ECB is defective.
• Keep the EEPROM away from any objects that can cause static electricity. Static electricity can
damage EEPROM data.
• Make sure that the EEPROM is correctly installed on the ECB.
EEPROM
4
• Replacement procedures for the new EEPROM are included in the "ECB (Engine Controller Board)"
replacement procedure. Refer to "ECB (Engine Controller Board)" for details.
• Do the following settings after installing a "new" EEPROM.
-Input the PnP Name, Destination in Maintenance mode.
-Adjust registration in Maintenance mode.
-Input serial number on the serial number input display after installing the new EEPROM
• Ask your supervisor about how to access the serial number input display.

Controller Board

• Risk of explosion if battery is replaced by an incorrect type. Dispose of used batteries according to
the instructions.
1. ECB ( p.74)
76