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Troubleshooting
Service Manual
7-3
7.1.5 Multi-Feeding
• Description Multiple sheets of paper are fed at once.
Check and Cause Solution
1. Solenoid malfunction(the solenoid does not work
properly): Perform Engine Test Mode : Diagnostic
Mode.
2. Friction-Pad is contaminated with foreign matter.(oil..)
3. The face of paper is blended.
1. Replace the solenoid if necessary.
2. Clean the friction-pad with soft cloth dampened with
IPA(Isopropyl Alcohol).
3. Use the smooth paper.
7.1.6 Paper rolled in the fuser
• Description If contaminated at intervals of 57mm on the back of a paper .
Check and Cause Solution
1. Contamination of the pressure roller.
(Background, Hot off set)
1. Disassemble the fuser, clean the area between the
Heat-roller and Thermistor and remove the foreign
matter off of the pressure roller.
2. If background appears badly in the printing, fix it by
referring to the solutions for background.