Double-click the Layer 1 name, and change it to Circuit Board. Then press Enter or
Return, or click away from the name in the Layers panel, to apply the change.
Select the Circuit Board layer, if it isn’t already selected, and choose Create Clipping Mask
from the Layers panel menu ( ).
Tip
You can also make a clipping mask by holding down the Alt (Windows) or Option (Mac)
key and clicking between the Circuit Board and DIGITAL type layers.