ATOMSTACK A6 PRO User Manual page 22

2.3 Click on the lightning connection icon in the software. When the lightning emblem turns into a red "X", the connection is
successful.
Using LaserGRBL
1. Click on "Open File" to open the
model for engraving.
2. Set the image parameters, engraving
mode, and engraving quality.
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3. Set the engraving speed,
power, and size.