Toner Cartridge Failure: #C1-2711. Call For Service; Toner Cartridge Failure: #C1-2712. Call For Service - Samsung CLX-8640 series Service Manual

4. Troubleshooting
► Error Code
C1–2711
C1–2712
► Error message

Toner Cartridge Failure: #C1-2711. Call for service

Toner Cartridge Failure: #C1-2712. Call for service

► Symptom
The data of CRUM is not detected.
► Troubleshooting method
1) Open the front cover. Check if the yellow toner cartridge is installed.
2) Remove and reinstall the yellow toner cartridge.
3) If the problem persists, check if the toner cartridge modular jack is contaminated or deformed.
4) Replace the yellow toner cartridge with new one.
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