All On - select to check all boxes in the Mirror column (mirrored Gerber data will be created for all checked layers).

Mirror Layers - use the drop-down to access a menu of commands that allow the Mirror field for all layers in the Layers To Plot region to be enabled or disabled:.

Used On - select to check all boxes in the Plot column of the listed layers that are used in the design.

All Off - select to clear all checked boxes in the Plot column (no Gerber data will be created).

All On - select to check all boxes in the Plot column (Gerber data will be created for all checked layers).

Plot Layers -use the drop-down to access a menu of commands that allow the Plot field for all layers in the Layers To Plot region to be enabled or disabled:.

Mechanical Layers to Add to All Plots - check the box next to each mechanical layer(s) you want added to all plots.

Mirror - check the Mirror box to the right of each layer if you want a mirrored Gerber file to be created.Plot - check the Plot box next to each specific layer(s) you want to plot as part of the generated output.The Layers tab of the Gerber Setup dialog The 2:4 and 2:5 formats will be needed if there are objects on a grid finer than 1 mil, or objects whose size has a resolution of less than 1 mil. If you are using one of the higher resolutions, check that the PCB manufacture supports that format.

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