Kyocera FS-1010 F010 Controller checksum error, F020 Controller RAM read/write error

(7) 7990 - Waste toner full [Total page count more than 100,000 pages of printing]

Call service 7990:nnnnnn

Shake the process unit horizontally.

Turn power switch off, then on.

"7990" error

shown?

No

End.

Printer indicators

	Replace the process
	unit.
	Turn power switch off,
	then on.
	"7990" error	No
Yes	shown?
	Yes	End.

Replace the waste toner sensor or engine board (KP-882). See page 5-11.

(8) F010 - Controller checksum error

Turn power switch off, then on. If not solved, replace main board (See page 5-12).

Printer indicators

Remote Operation Panel

Call service

F010:nnnnnn

(9) F020 - Controller RAM read/write error

Remove the expansion memory (DIMM). Turn power switch off, then on. If not solved, replace main board. If solved, replace the expanding memory (See pages 2-8 and 5-12).

Printer indicators

Remote Operation Panel

Call service

F020:nnnnnn

FS-1010

6-18