Kyocera FS C5020N - Color LED Printer Service Manual page 129

11. The EEPROM (U12) removing from the
socket of the old engine controller PWB, it
does again to install in the socket of the new
engine controller PWB.
12. Remove the three screws, one terminal, one
washer and then remove the power supply
PWB.
13. Check or replace the engine controller PWB
and power supply PWB then refit all the
removed parts.
EEPROM (U12)
Figure 1-6-64
Power supply PWB
Screws
Figure 1-6-65
2F3/2F4
Engine controller PWB
Screw
Terminal
Washer*
*: 16 ppm printer
(for U.S.A) only
1-6-43