If you have an older unit, you might require the FTDI driver.
The default baud rate is usually 9600 or 38400 . Troubleshooting Common Seiki SK720T Installation Issues 1. Data Transfers But No Cutting (Windows 10/11)
At this point, the display works, but the touch input may be misaligned or reversed. seiki sk720t driver install
Ensure the baud rate in your software is set to 9600 . 4. Basic Hardware Checklist
Is the cutter currently showing any in your Device Manager? Share public link If you have an older unit, you might require the FTDI driver
Now that the driver is installed, you must tell your cutting software which port the machine is using. Open your software (e.g., ). Go to the Cutter Setup or Connection menu.
: Several users have found that using a dedicated COM port number below 4 (like COM1 or COM2) can improve stability. If you have issues, you can manually change the COM port number in Device Manager to a lower number. Data Transfers But No Cutting (Windows 10/11) At
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
This is often a baud rate issue. Match the baud rate in your software settings to the settings displayed on the cutter's LCD screen. Summary Checklist Setting/Action CH340 USB-to-Serial Connection Direct USB (No Hubs) Device Manager Ports (COM & LPT) Baud Rate Manufacturer Refine / SeikiTech
Happy cutting!
Go back to your software's connection settings. Change the Flow Control from "None" to "Hardware" or "Xon/Xoff". Ensure the Baud Rate is locked at 9600. Issue: "Cannot Open Port" Error