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Kyocera TASKalfa 3252ci

  • Code: C2840
  • Description: Belt cleaning motor error
  • Causes: 1. The motor FG pulse of is not input for 2s continuously during the motor operation.2. The FG pulse exceeding 4000rpm was detected 10 times continuously.3. The motor speed was out of the target speed (+/- 6.25%), and the condition was continued for 2s.
  • Remedy: 1 Checking the primary transfer unit The primary transfer unit is not properly installed. Reinstall the primary transfer unit. Primary Transfer Unit Replacement 2 Cleaning the primary transfer cleaning section The roller in the primary transfer cleaning section does not rotate properly. Remove the waste toner remaining in the primary transfer cleaning section. 3 Checking the wire The wire is not properly connected. Reinsert the following wire connectors, and replace the wires when they have no continuity.• Belt cleaning motor - Transfer PWB• Transfer PWB - Transfer connection PWB• Transfer connection PWB - Feed image PWB Electrical Diagram of PWBs 4 Checking the wire The wire is not properly connected. Reconnect the wire connectors between the feed image PWB and the engine PWB. If the wires are pinched or it have any damage, fix or replace them. Electrical Diagram of PWBs 5 Checking the belt cleaning motor The belt cleaning motor is not properly attached, or it is faulty. Reattach or replace the belt cleaning motor. 6 Primary transfer unit replacement The cleaning drive section in the primary transfer unit is faulty. Replace the primary transfer unit. Primary Transfer Unit Replacement 7 Replacing the feed image PWB The feed image PWB is faulty. Replace the feed image PWB. 8 Firmware upgrade The engine firmware is faulty. Upgrade the engine firmware to the latest version Firmware Upgrade 9 Replacing the engine PWB The engine PWB is faulty. Replace the engine PWB. Engine PWB Replacement
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