Lexmark 4059-XXX - Manual (Page 85)

Diagnostic Information 2-58
4059-XXX
Input Tray(s) Option Service Check
250 Sheet, 500 Sheet and 500/500 Sheet Input Tray Option
Service Tip: Try all the other input paper sources to make sure they
are properly feeding paper.
For 990 Error Code- Service Tray X, X= displays the number of the
tray that has a problem or needs service.
FRU Action
1 Tray X option System Board
or Compensator Assembly
or Autoconnect Cable Check the autoconect cables and
connectors for any signs of damage.
Replace if necessary. Check the
cables for continuity. If incorrect,
replace the compensator assembly
cable. If the cables, connectors and
connections are good, replace the
FRUs in the following order:
autocompensator assembly option
system board