Lexmark C734dn Service Manual

2-20 Service Manual
5026
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201.08 Exit sensor is never made.
Possible causes:
• Improper loading
• Paper wrapped in fuser
• Damaged paper exit sensor or
paper exit sensor flag
• Damaged fuser autoconnect
• Faulty fuser DC cable connection
• Faulty fuser
• Faulty system board
• Check for anything in the paper path that might
cause the paper to jam.
• The fuser exit sensor may not be functioning
properly. Go to “Exit sensor service check”
on page 2-127.
201.10 Input sensor flag broke early.
Possible causes:
• Incorrect media set
• Defective input sensor
• Faulty system board
• Check for anything in the paper path that might
cause the paper to jam.
• Ensure the proper media is set for the type of
paper used.
•Go to “Input sensor service check” on
page 2-128.
201.17 Power up or cover closed with bubble
sensor active.
Possible causes:
• Paper jam leaving page over
sensor.
• Damaged bubble sensor.
• Damaged fuser autoconnect.
• Faulty fuser DC cable connection.
• Faulty fuser.
• Faulty system board.
1. Ensure the proper media is set for the type of
paper used.
2. Fan the media, and stack flat in the tray or
multipurpose feeder.
3. Properly set media restraints in the paper tray.
4. Clear away anything in the paper path that might
cause the paper to jam.
If the problem persists, go to “Bubble sensor
service check” on page 2-124.
201.21 Cartridge motor 1 (top) or cartridge
motor 2 (middle) has stalled.
Possible causes:
• Faulty cable/connector
• Faulty cartridge motor
• Faulty system board
• Check for anything in the paper path that might
cause the paper to jam.
• If clearing a paper jam does not fix the problem,
go to “143.xx—Motor (EP drive assembly top
cartridge 1 motor) error service check” on
page 2-44, and then go to “144.xx—Motor (EP
drive assembly middle cartridge) error
service check” on page 2-46, if necessary.
201.24 A 201.08 jam occurred and was not
cleared.
Possible cause—Failure to open and
close the top access door.
This error is generated as a protection for possible
paper wrap in the fuser.
• Open the top access door, and check for a
paper jam. Close the top access door.
•Go to “Exit sensor service check” on
page 2-127.
201.31 Paper is jammed between the input
sensor and the exit sensor during
warm-up.
Possible causes:
• Damaged paper exit sensor or
paper exit sensor flag.
• Transport belt module failure.
• Lower guide failure
• Damaged fuser autoconnect.
• Faulty fuser DC cable connection.
• Faulty fuser.
• Faulty system board.
• Check for anything in the paper path that might
cause the paper to jam.
•Go to “201.06, 201.31—Paper Jam error
service check” on page 2-60.
Error code Description Action

Lexmark C734dn Specifications

General

Brand	Lexmark
Model	C734dn
Category	Printer
Language	English