Oki ES3640MFP Service & Troubleshooting Manual page 80

382: Paper Jam
Condition
Jam near the fuser unit
1. The EXIT sensor does not return to OFF-state within the predefined time after it changed to ON-state.
The printer stops printing immediately when the jam occurs.
Cause
1. Fuser unit is not transporting paper.
2. A piece of paper, foreign substance, etc., got stuck in the EXIT sensor lever.
3. EXIT sensor motion failure
How to remove the jammed paper
Open the top cover - Push the blue lever of the basket handle to release the lock of the basket - Pull up the basket
Remove all the sheets that have jammed - Pull up the fuser's blue levers (both sides) and remove the jammed paper in the direction
Press up the lock lever in the direction of arrow - Take out the fuser. Pull up the fuser's blue levers (both side) and remove the
jammed paper – remove paper from the exit area
If you have been performing continuous printing, some paper may still remain in other areas. After opening and closing the cover, if
other error code is displayed, follow the jam clearance method of that code.
Check Points
Open the exit side cover, and check the following areas and clean them. Open the Face-up Stacker - Open the exit side cover.
Frequent Jams Check the inside of the exit side cover and rollers and clean thoroughly Check for a piece of paper or foreign
substance in the paper path.
indicated by the arrow.
If jamming issues continue replace the fuser