Once installed, verify that Windows assigned a stable COM port to your device. Open and expand Ports (COM & LPT) .
from the device dropdown and match the COM settings to your plotter. : This software supports the download driver jinka 721 for windows 10 work
Fix: This means the driver is working, but the is misaligned. Ensure your device properties in Device Manager and your software cutting settings are both set to the exact same speed—usually 9600 bits per second (though some newer boards use 38400 ). Once installed, verify that Windows assigned a stable
. This allows your computer to recognize the machine as a COM port for communication. Nanjing Qinheng Microelectronics Co., Ltd. 1. Driver Download & Core Resources : This software supports the Fix: This means
Once you have downloaded the appropriate driver file (usually packaged as a .zip or an .exe ), follow these exact steps to ensure a clean installation. Method A: Using the Executable Installer (Recommended) Unplug your Jinka 721 from the computer temporarily. Locate your downloaded driver file (e.g., CH341SER.EXE ). Right-click the file and select .
Troubleshoot > Advanced options > Startup Settings > Restart to "Disable driver signature enforcement." 3. Step-by-Step Installation Extract Files : Right-click the downloaded ZIP and select "Extract All". : Open the folder and run the setup application (often CH341SER.EXE Connect Hardware : Plug in your plotter via the USB cable. Device Manager Check Right-click the button and select Device Manager Look under Ports (COM & LPT)
Right-click your computer name at the top and select .