Samsung scx-4100 series, Руководство по обслуживанию

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7-12
Troubleshooting
Samsung Electronics
Service Manual
7.3.5 Multi-Feeding
• Description Multiple sheets of paper are fed at once.
Check and Cause Solution
1. Check that the paper size guides are set correctly
(cassette and MPF tray).
2. Solenoid malfunction (the solenoid does not work
properly).
3. 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 cloth
dampened with IPA (Isopropyl Alcohol) or water.
4. Use paper with a smother surface finish.
7.3.6 Paper rolled in the fuser
• Description Paper rolled around fuser rollers or ‘Concertina’ jam
Check and Cause Solution
1. Contamination of the pressure roller or heat roller.
2. Damaged or deformed ribs, claws or springs.
1. After disassembling the fuser, clean contamination
from between the heat roller and the thermistor and
also clean contamination from the pressure roller.
Clean the surface of the rollers with IPA or water
2. Check for damage or deformation of the print claws
and the holder plate claws, and repair or replace as
appropriate.