Install Magenta Imaging Unit; Magenta Imaging Unit Failure #C3-3414. Install Magenta Imaging Unit Again; Magenta Imaging Unit Is Not Compatible. Check Users Guide; Imaging Unit Failure: #C3-3711. Call For Service - Samsung CLX-8640 series Service Manual

4. Troubleshooting
► Error Code
C3–3410
C3–3414
C3–3510
► Error message

Install magenta imaging unit.

Magenta Imaging Unit Failure: #C3-3414. Install magenta imaging unit again

Magenta imaging unit is not compatible. Check users guide

► Symptom
Magenta drum unit is not installed. / The machine can't read the charger resistance value from the magenta drum
unit. / Magenta drum unit is not compatible.
► Troubleshooting method
1) Open the front cover.
2) Remove the waste toner container.
3) Open the side cover.
4) Remove the magenta drum unit.
(3.2.1. Drum Unit)
5) Install the new magenta drum unit.
6) Install the waste toner container.
7) Close the front cover.
► Error Code
C3–3711
C3–3712
► Error message

Imaging unit Failure: #C3-3711. Call for service.

Imaging unit Failure: #C3-3712. Call for service.

► Symptom
The data of CRUM is not detected.
► Troubleshooting method
1) Open the front cover and side cover.
2) Remove the waste toner container.
3) Check if the magenta drum is installed.
4) Remove and reinstall the magenta drum unit.
5) If the problem persists, check that the drum modular jack is contaminated or deformed.
6) Replace the magenta drum unit with new one.
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