Samsung CLP 600N - Color Laser Printer, Service Manual

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Troubleshooting
Samsung Electronics
Service Manual
7-11
7.3.3 JAM1(JAM inside pinter)
Symptoms
Paper is jammed in front of the Fuser or under the T2 Roller.
MPF Path
Check and Cause Solution
1. If the paper is jammed in front of or
inside the Fuser
2. If the paper is caught in the Exit
Roller and the Fuser check the
Feed Sensor actuator opens and
closes freely.
1. Replace the SMPS.
2. - Re-assembly the Feed Actuator
and Spring, or clean the Hinge
with a lint free cloth.
- Replace the Main PBA.
7.3.4 JAM 2 (Jam in Exit Area)
Symptoms
1. Paper is jammed inside the Fuser.
2. Paper is caught in the Exit Sensor Actuator.
3. Paper is caught in the Exit Roller and Fuser, after passing through the Feed Sensor actuator
MPF Path
Check and Cause Solution
1. The Exit Sensor is defective if Jam
2 occurs after the paper is
completely fed out of the printer.
This can happen if the actuator
sticks open or is slow to close.
2. Paper is rolled into the Fuser.
• “Accordion” folding occurs
repeatedly.
• Fuser temperature is too high
due to failure or other abnormal
conditions.
• If the Heat Roller or Pressure
Roller is conteminated hard
because of Toner.
3. If there are “Accordion” paper folds
inside the Fuser.
4. If the Exit Sensor is defective. a
Jam In Exit Area will occur and
printing will stop.
1. Check if the Exit Sensor Actuator is
broken or damaged.
• Check if the Exit Sensor Actuator
is deformed (Check that the senor
arms are not deformed).
• Check for Burrs or rough edges in
the Exit Actuator assembly, and
check that the sensor arms are
free to move.
• Check for foreign objects
obstructing the Exit actuator.
2. Replace the Fuser.
3. • Replace the Exit Guide.
• Check that the Exit unit is assem-
bled properly and full functioning
and replace if necessary.
4. Replace the Exit Sensor.