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Troubleshooting
Samsung Electronics
Service Manual
7.3 Paper Feed problems – Causes and Solutions
7.3.1 Wrong Print Position
• Description Printing begins at wrong position on the paper.
Check and Cause Solution
Wrong sensor timing caused by defective feed sensor
actuator.
Replace the defective actuator
7.3.2 JAM 0
• Description
1. Paper does not exit from the cassette.
2. Jam-0 occurs when the paper feeds into the printer.
PTL
P
I
C
K
/
R
PR
CR
DR
SR
TR FR
Empty Sensor
OPC
L S U
Fuser
Toner Cartridge
EXIT
Sensor
Feed
Sensor
MP Sensor
Check and Cause Solution
1. Check the Solenoid by using Tech
Mode.
2. Check cassette/MP knock-up plate
and springs.
3. Check paper separator pad
4. Check the pick up roller for
contamination and correct assembly.
5. If continuous clusters occur, check all
rollers between pickup and registration
sensor.
6 If the paper feeds into the printer and
Jam 0 occurs, perform Tech Mode to
check feed sensor.
1. Replace the solenoid.
2. Repair / replace as required
3 Clean with soft cloth dampened with
IPA (Isopropyl Alcohol) or water.
Replace if required.
4. Clean with soft cloth dampened with
IPA (Isopropyl Alcohol) or water.
Replace if required
5. Ensure all rollers are clean and free to
operate correctly.
6. Check the SMPS PBA, Main PBA and
all connections. Replace any faulty
parts or the