Lexmark CX725
Remove the waste toner bottle.
Remove the motor cover. See Motor cover removal.
Remove the scanner rear left cover. See Scanner rear left cover removal.
Remove the right cover. See Right cover removal.
Pull the sensor (A) out of the printer.
Disconnect the sensor cable (B) to remove the sensor.
Lexmark CS/X72x and XC/C41xx: Troubleshooting 230.x3 Paper Jam
Remove the paper that is stuck in the trays to continue printing.