Lexmark C792 Family, Service Manual

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Diagnostic information
2-13
5062
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Additional checks—230 paper jam
Error code Description Action
231.01 D1 sensor is made when printer tries
to print from an idle state.
Possible causes:
• Damaged D1 sensor
• Faulty system board
1. Check for anything in the paper path that might
cause the paper to jam.
2. The D1 sensor may not be functioning properly.
Go to “D1 and D2 sensor service check” on
page 2-147 .
231.02 D1sensor is made early.
Possible causes:
• Incorrect paper settings
• Defective D1 sensor
1. Check for anything in the paper path that might
cause the paper to jam.
2. If clearing a paper jam does not fix the problem,
go to “D1 and D2 sensor service check” on
page 2-147 .
231.03 D1 sensor is never made.
Possible causes:
• Improper loading of paper
• Damaged paper D1 sensor
• Faulty system board
1. Check for anything in the paper path that might
cause the paper to jam.
2. The D2 sensor may not be functioning properly.
Go to “D1 and D2 sensor service check” on
page 2-147 .
231.04 D1 sensor broke early.
Possible causes:
• Damaged D1 sensor
• Faulty fuser
• Faulty system board
The D1 sensor may not be functioning properly. Go
to
“D1 and D2 sensor service check” on
page 2-147 .
231.05,
231.07
D1 sensor never broke.
Possible causes:
• Damaged D1 sensor
• Faulty fuser
• Faulty system board
1. Check for anything in the paper path that might
cause the paper to jam.
2. If clearing the jam does not solve the problem,
go to “D1 and D2 sensor service check” on
page 2-147 .
231.08 D1 sensor is never made. See “231.03” on page 2-13 .
232.01 D2 sensor is made when printer tries
to print from an idle state.
Possible causes:
• Damaged D2 sensor
• Faulty system board
1. Check for anything in the paper path that might
cause the paper to jam.
2. The D2 sensor may not be functioning properly.
Go to “D1 and D2 sensor service check” on
page 2-147 .
232.02 D2 sensor is made early.
Possible causes:
• Incorrect paper settings
• Defective D2 sensor
1. Check for anything in the paper path that might
cause the paper to jam.
2. If clearing a paper jam does not fix the problem,
go to “D1 and D2 sensor service check” on
page 2-147 .
232.03 D2 sensor is never made.
Possible causes:
• Improper loading of paper
• Damaged paper D2 sensor
• Faulty system board
1. Check for anything in the paper path that might
cause the paper to jam.
2. The D2 sensor may not be functioning properly.
Go to “D1 and D2 sensor service check” on
page 2-147 .