Jk 721 Cutting Plotter Driver Page

Set the port to the you identified in the Device Manager.

The most common driver for Chinese-manufactured plotters. It creates a virtual COM port that allows your software to "see" the USB connection as a serial connection. jk 721 cutting plotter driver

Once finished, return to the . Under Ports (COM & LPT) , you should now see "USB-SERIAL CH340 (COMX)," where X is a number (e.g., COM3). Note this number. 4. Software Configuration Open your cutting software (e.g., Artcut): Go to the Link Settings or Cutter Settings . Select JK 721 or Generic HPGL as the device model. Set the port to the you identified in the Device Manager

Set the (usually 9600 or 38400, depending on your manual). Troubleshooting Common Driver Issues "Communication Error" or "Cannot Open Port" This is the most frequent error. To fix it: Once finished, return to the

Setting up the is the "make or break" step in your workflow. By ensuring you have the correct USB-to-Serial chipset driver and matching your software’s COM port settings to your Device Manager, you can enjoy seamless, precision cutting for years to come.