These are possible causes and solutions. Try one or more of the following:
Press to turn off the printer.
Firmly grasp the paper, and gently pull it out.
Press to turn the printer back on.
To automatically eject the paper:
Press to turn off the printer.
Press again to turn the printer back on.
The paper automatically ejects from the printer.
To manually remove the paper:
Press to turn off the printer.
Firmly grasp the paper, and gently pull it out.
Press to turn the printer back on.