Lexmark 302 - Manual (Page 221)

1. Turn the power Off (O).
FE3 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FE4 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FE5 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FE6 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FE7 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FF8 PRINTER BOARD FAILURE
SEE USER'S GUIDE
FF9 PRINTER BOARD FAILURE
SEE USER'S GUIDE
| FFB NO ATTACHMENT
| SEE USER'S GUIDE
FFD PRINTER BOARD FAILURE
SEE USER'S GUIDE
FFE PRINTER BOARD FAILURE
SEE USER'S GUIDE
Appendix B. Problems B-21