Lexmark 19Z0200 - X 860de 4 B/W Laser User Manual page 255

Troubleshooting
6
Press down on the staple guard until it snaps securely into place.
7
Push the cartridge holder firmly into the stapler until the holder clicks into place.
8
Close Door G.
Priming Stapler appears. Priming ensures the stapler is functioning properly.
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