Lexmark C734dn Service Manual page 58

5026
Error code
203.09
203.14
203.15
203.20
230.03
230.05
Service Manual
2-22
Description
During duplex printing retract, the exit
sensor is never made.
Possible causes:
• Damaged paper exit sensor or
paper exit sensor flag
• Transport belt module failure
• Damaged fuser autoconnect
• Faulty fuser DC cable connection
• Faulty fuser
• Faulty system board
During duplex printing retract, the exit
sensor broke early.
Possible causes:
• Incorrect paper settings
• Damaged paper exit sensor or
paper exit sensor flag
• Faulty fuser
• Faulty system board
During duplex printing, the exit sensor
never broke.
Possible causes:
• Damaged paper exit sensor or
paper exit sensor flag
• Obstructed duplex
• Faulty fuser
• Faulty system board
• Duplex motor failure
During duplex, the page made the
input sensor before the previous page
cleared the bubble sensor.
Possible causes:
• Defective input sensor.
• Faulty system board.
During duplex printing, the input
sensor is never broke.
Possible causes:
• Obstructed duplex path
• Duplex drive failure
• Defective input sensor
• Faulty system board
During duplex printing, the input
sensor is not made.
Possible causes:
• Obstructed duplex path
• Defective input sensor
• Faulty system board
• Faulty duplex drive
Action
• 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
"203.09—Paper Jam error
service check" on page
• Ensure proper media is set for the type of paper
used.
• The fuser exit sensor may not be functioning
properly. Go to
"Exit sensor service check"
on page 2-127.
• Check the duplex paper path for damage that
would obstruct the print. If damage is found,
replace the front door assembly. See
door assembly removal" on page
• The fuser exit sensor may not be functioning
properly. Go to
"Exit sensor service check"
on page 2-127.
• The duplex motor may not be functioning
properly. Go to
"146.xx, 148.xx—Motor (MPF/
duplex) error service check" on page
• Check for anything in the duplex paper path that
might cause the paper to jam. This includes the
paper guides in tray 1.
• If clearing the paper jam does not fix the
problem and the paper is fan-folded, replace the
front access assembly. See
assembly removal" on page
• If clearing a paper jam does not fix the problem,
go to
"Input sensor service check" on
page 2-128.
• Check for anything in the duplex paper path that
might cause the paper to jam. This includes the
paper guides in tray 1.
• Go to
"230.03, 230.05—Paper Jam error
service check" on page
• Check for anything in the duplex paper path that
might cause the paper to jam. This includes the
paper guides in tray 1.
• Go to
"230.03, 230.05—Paper Jam error
service check" on page
2-63.
"Front
4-93.
2-48.
"Front door
4-93.
2-66.
2-66.
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