Paper Jam (Mis-Feeding) - Samsung ML-920 Service Manual

Troubleshooting

Paper Jam (Mis-Feeding)

Sounds the
solenoid on when starts
print?
YES
Does the
paper move?
YES
Does the
paper move more than
100mm?
YES
Feeder
sensor is assembled
reverse?
YES
Switch them
4-35
The Main PBA board defected
NO -> Replace boards
The solenoid defected
-> Replace it
The pick-up unit is
NO
assembled wrong
-> Re-assemble or replace
the unit
NO
The sensor and
NO
Main PBA defected
-> Repair/replace
Paper guides
fit the paper width?
YES
Paper end curled?
YES
Use the recommended
and quality paper
Too many
papers in the
feeder?
YES
Reduce the amount
and re-test
NO
Take out the paper
and re-insert
Does the
NO
extender pulled out?
YES
<Recommendation>
Use the MPF for the thick
paper such as envelope
and cardstock
NO
Pull out the
extender
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