SATO CL4NX Operator's Manual page 194

3. Pull the media holder guide (3) and media guide (4) away from the printer.
Turn the knob (5) counterclockwise to release the media guide.
4. Load the media in the media holder (6).
Make sure that the media roll is all the way in to inside of the printer.
5. Push the media holder guide (3) lightly against the media roll.
Loading the Media with the Optional Dispenser Unit and Liner Discharge Outlet
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