Roland GR-540 User Manual page 130

Use the [ ], [ ], [ ], and [ ] buttons to align the tip of the alignment
tool with tool mark 1.
Hold down the alignment tool gently from above with your finger and check that the tip of the
alignment tool overlaps the tool mark.
Press [ENTER].
The tool moves to a position near the lower-right crop mark, and the screen shown in the figure
appears.
To Redo Alignment
Align the tip of the alignment tool with tool mark 2.