Samsung ML-2251N/XAA Service Manual

Also see for ML-2210: Service manual

Contents

7-10TroubleshootingSamsung ElectronicsService Manual7.2.5 Multi-Feeding• Description Multiple sheets of paper are fed at once.Check and Cause Solution1. Check that the paper size guides are set correctly(cassette and MPF tray).2. Solenoid malfunction (the solenoid does not workproperly). Perform DCU diagnostic Code 063. Friction Pad is contaminated.4. Paper has a rough surface texture.1. Adjust paper guides.2. Replace the solenoids or PBA as appropriate.3. Clean the friction pad rubber with a soft clothdampened with IPA (Isopropyl Alcohol) or water.4. Use paper with a smother surface finish.7.2.6 Paper rolled in the Fuser• Description Paper rolled around fuser rollers or 'Accordion' jamCheck and Cause Solution1. Contamination of the pressure roller or heat roller.2. Damaged or deformed ribs, claws or springs.1. After disassembling the fuser, clean contaminationfrom between the heat roller and the thermistor andalso clean contamination from the pressure roller.Clean the surface of the rollers with IPA or water2. Check for damage or deformation of the print clawsand the holder plate claws, and repair or replace asappropriate.