Samsung MULTIXPRESS CLX-9251 Series Service Manual page 290

4. Troubleshooting
► Error Code
C3–4110
► Error message
Prepare new cyan imaging unit
► Symptom
Cyan drum unit has almost reached the end of its life.
► Troubleshooting method
1) Order new cyan drum unit because drum unit with level of "Low" will be exhausted soon.
► Error Code
C3–4130
C3–4140
► Error message
End of life, Replace with new magenta imaging unit
► Symptom
Cyan drum unit is at the end of its life.
► Troubleshooting method
1) Open the front cover.
2) Remove the waste toner container.
3) Remove the cyan drum unit.
(Refer to 3.2.2.1. Drum Unit)
4) Install the new cyan drum unit(CLT-R809).
5) Clean the LSU window.
(Refer to 3.2.1.2. Cleaning the LSU window)
6) Install the waste toner container.
7) Close the front cover.
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