Parameterizing across parts

Mark variables for export so they can be used across different part files.
Now we can use the display dimensions to create the cutout. To do so, go to 'Link' in the parameters box and open your part. Select all the variables necessary for import

Use these imported variables to drive the corresponding features in your sketch by selecting the arrow next to the parameter value and clicking on list parameters

and selecting the correct option.

So if we update the display, we need only go to the 'Manage' tab and 'Update' the model to reflect the changes.
This was the original width:

The width was changed in the LCD panel part file:

Click Update:

The change was automatically brought over: