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20 July 2005
4.7 PAPER FEED PROBLEMS
4.7.1 INCORRECT PRINT POSITION
Description: The print job starts when the paper is not in the correct position
Cause
1.
Defective feed sensor actuator
4.7.2 JAM 0
Description:
1) Paper does not exit from the cassette
2) Jam 0 shows when the paper feeds into the printer
Cause
1.
Defective solenoid. Check the solenoid in
Tech Mode.
2.
Cassette/By-pass knock-up plate and
springs.
3.
Paper separator pad
4.
Pick-up roller may be contaminated or not
installed correctly.
5.
The area between the pick-up roller and
registration sensor may be contaminated.
6.
Feed sensor may be defective. Check in
Tech Mode.
4.7.3 JAM 1
Description:
1) Paper gets jammed in front of, or, inside the fusing unit.
2) Paper gets stuck in the discharge roller and in the fusing unit after it passes
through the actuator feed.
Cause
1.
Paper gets jammed in front of, or, inside
the fusing unit.
2.
Feed actuator may be defective.
1.
Replace the defective actuator
1.
Replace the solenoid
2.
Repair/Replace as required
3.
Clean with a soft cloth dampened with
isopropyl alcohol or water. Replace if
necessary.
4.
Clean with a soft cloth dampened with
isopropyl alcohol or water. Replace if
necessary.
5.
Make sure all rollers are clean.
6.
Check the SMPS PBA, Main PBA and all
connectors. Replace any faulty parts.
1.
Replace the SMPS
2.
Disassemble and then reassemble the
actuator feed and spring.
4-17
PAPER FEED PROBLEMS
Solution
Solution
Solution
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