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Do not touch anything. After 30 seconds, test the touch screen or display. You are done.
Unlike modern printers, vinyl cutters require a manually assigned COM port. Device Manager on your PC. Look under Ports (COM & LPT) for "USB-SERIAL CH340." Note the number (e.g., ). You must match this exactly in your cutting software.
The Seiki SK720T typically uses a or CH341 chipset for its USB connection.
Usually attempts to download this automatically, but often fails to map the port correctly.
Plug the USB cable into both the plotter and your PC. Power the plotter on.
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To celebrate Drum Month, we’re giving away 3 Sabian cymbal setups from 3 iconic drummers: Neil Peart, Tomas Haake, and Dave Weckl.
Drop your name and email by May 26, 2026 for your chance to win.
ENTER TO WIN »
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