Roland GR-640 User Manual page 455

When you set the value according to the above example, the panel is displayed as
shown in the figure below.
* The panel indication is 210 mm, but the actual cut width is 220
mm
When "EXTEND" Is Set before the Material Is Loaded
The value of W displayed on the panel and the actual cut width are the same.
When you set the value according to the above example, the panel is displayed as
shown in the figure below.