3. On the rear paper-length guide, press the tab and slide it up against the edge of the stack.
Lock
4. Slide the side media-width guides up against the edge of the stack.
Loc
k
5. Set the paper-size dial (callout 1) and paper-size switch (callout 2) to Custom.
Lock
Custom
21
6. Slide the tray into the printer.
ENWW Printing on special media 65