: If the cut size doesn't match your design, you may need to recalibrate the "actual cutting scale" within your cutting software settings. Communication Error
Download Driver Cutting Plotter Jinka 1351 Link «720p – HD»
The driver only creates the "bridge." You still need to tell your software where to find the plotter.
. If you see "USB-SERIAL CH340" with a COM port number (e.g., COM3), your driver is active. Configure Software : Open your cutting software and set the following: : Jinka (or JK1351) : Match the COM port found in Device Manager (e.g., COM3). Flow Control : Hardware or RTS/CTS. Where to Download