Service manual

Troubleshooting
4-38
Samsung Electronics
Sounds the
solenoid on when starts
print?
Does the
paper move?
Does the
paper move more than
100mm?
The Main PBA board defected
-> Replace boards
The solenoid defected
-> Replace it
The pick-up unit is
assembled wrong
-> Re-assemble or replace
the unit
Feeder
sensor is assembled
reverse?
Switch them
The sensor and
Main PBA defected
-> Repair/replace
Too many
papers in the
feeder?
Paper guides
fit the paper width?
Paper end curled?
Does the
extender pulled out?
<Recommendation>
Use the MPF for the thick
paper such as envelope
and cardstock
Reduce the amount
and re-test
Take out the paper
and re-insert
Use the recommended
and quality paper
Pull out the
extender
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES YES
Paper Jam (Mis-Feeding)