Screen printing on garments currently accounts for over half of the screen printing activity in the United States. Graphic screenprinting is widely used today to create mass or large batch produced graphics, such as posters or display stands.
You can check what device is using what COM port from the Device Manager. It will be listed under the hidden devices. From the Device Manager, select View-Show Hidden Devices. Now when you expand the (PORTS) COM ports section you will see all of the COM ports listed there. To check what port is used by what service.Open device manager Select the COM Port Right click and then click on Properties/Port Settings Tab/Advanced Button/COM Port Number Drop-down menu and assigned the COM port.ou can check what device is using what COM port from the Device Manager. It will be listed under the hidden devices. From the Device Manager, select View-Show Hidden Devices. Now when you expand the (PORTS) COM ports section you will see all of the COM ports listed there. To check what port is used by what service.
Here's how to find out what's using port 80 (or any other port) in Windows XP: 2) In the Command Prompt window. type netstat-aon. This will bring up a list of the ports and list what's listening, established, starting, closing and all other states on them.