Lexmark C720 Service Manual page 94

5024-001
Message
Tray 1 Empty
Tray 2 Empty
30 Color Toner
Missing
34 Wrong Paper
Size in Tray x
2-14
Service Manual
Description
An input tray is out
of media.
The specified
cartridge (Cyan,
Magenta, Yellow, or
Black) is not
installed in the
printer.
Install correct paper
size.
Action
Check the tray, the cassette
empty sensor, and connectors
DCN8 and DCN4 on the ID01
board.
Tray 1–PEU
Tray 2–PEL
Replace as necessary.
Replace the IDO1 P.W.B.
board if necessary.
Replace the printer main
engine (MCTL P.W.B.) board, if
necessary.
Insert the cartridge and close
the cartridge cover to clear the
message.
Check the toner key sensor
(TNK) and connector DCN15
on the IDO1 P.W.B. board and
replace, if necessary.
Replace the IDO1 P.W.B.
board if necessary.
Replace the printer main
engine (MCTL P.W.B.) board, if
necessary.
Check paper size detection
sensor and connectors DCN6
and DCN8 on the IDO1 P.W.B.
board.
Tray 1–P.W.B.-S1 (PSU)
Tray 2–PSL
Replace if necessary.
Replace the IDO1 P.W.B.
board if necessary.
Replace the printer main
engine (MCTL P.W.B.) board, if
necessary.