Map 4 - False Tray (X) Low/Empty Message; Map 5 - False 30 Oil Coating Roll Missing Message - Lexmark C920 Service Manual

5056-XXX

Map 4 - False Tray (x) Low/Empty message

Step Questions/actions
1 Is the "Tray (x) Low" message present?
2 Is the paper level flag on the rear of the cassette
jammed or binding?
3 Is the paper level sensor dirty?
4 Is the "Tray (x) Empty Message" present?
5 Is the paper out sensor attached to its connector, but
not properly attached to the paperfeed unit?
6 Is the paper out ball actuator broken?

Map 5 - False 30 Oil Coating Roll Missing message

Step Questions/actions
1 Is the OCR properly installed?
2 Is the OCR fuse missing?
3 Is the OCR contact at the rear of the fuser damaged or
broken?
4 Is CN19 on the printer controller board properly
connected?
Note: Before performing map 6 or 7, remove the affected toner cartridge, shake it. Reinstall the cartridge.
Restart the printer to see if the message is displayed.
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Service Manual
Yes No
Go to step 2. Go to step 4.
Repair or replace Go to step 3.
the paper level
flag.
Clean the paper Replace the
level sensor. printer control
board.
Go to step 5. Problem solved.
Reattach the Go to step 6.
sensor to the
paper feed unit.
Replace the Replace printer
paperfeed unit. controller board.
Yes No
Go to step 2. Properly install
the OCR.
Replace the Go to step 3.
OCR.
Replace the Go to step 4.
fuser.
Replace the Properly connect
printer controller CN19.
board.