tags: Altium Designer AD Dead copper isolated copper PCB
In the PCB rule check in AD, when the isolated copper: split plane (dgnd) on ground, dead copper delected. copper area is: 2.5e2 sq. mils error appears, there is dead copper or no network connection.
Here is only an effective method of processing
Approach:
1. Find the location of the dead copper first:
1. When you don’t know the position of the dead copper (when the DRC check is wrong, the position will be displayed when the mouse is placed in the wrong place), first reduce the PCB, place the mouse on the PCB, and move it so that the isolated copper...has dead copper in the upper left corner of the PCB Wrong prompt
2. Press Shift + V again, the following window will appear, left click to select Select
3. Edit -> Jump -> Selection
4. At this time, zoom in to see the dead copper, which is marked in green
5. Re-check the rules after removal.
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