Functional Analysis and Implementation of Driver Architecture for the Jinka JK-721 Cutting Plotter
Look for a section called or an alert under Other Devices . jinka jk 721 cutting plotter driver
Look under "Ports (COM & LPT)." You should see something like "USB-SERIAL CH340 (COM3)." Note that —you will need it later. 3. Setting Up the Plotter Software (Artcut/SignMaster) Open your cutting software. Go to Cut/Plot settings . Select Manufacturer: Jinka and Model: JK-721 . jinka jk 721 cutting plotter driver