Samsung SL-M4580FX Service Manual page 171

► Error Code
C1–1411
► Error message
Toner cartridge is not installed. Install the cartridge.
► Symptom
The toner cartridge is not installed properly.
► Troubleshooting method
1) Open the front cover.
2) If the toner cartridge is not installed, install it. Try to test the machine again.
3) If the toner cartridge is installed, remove it. Check if the modular jack is contaminated or broken.
4) Clean the modular jack or replace the toner cartridge.
5) If it is OK, check the CN22 harness connection on the main board.
6) If the harness is defective, replace it.
7) Turn the machine off then on. Try to test the machine.
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4. Troubleshooting
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