Having trouble connecting your PC to your laser?
Fix connection problems in 3 easy steps
Have you received the following error notification: "connection to engraver is broken” in the JobControl® software? If so, the problem is probably the Windows settings for your USB connection. You can fix this problem by updating your settings in Windows. Below are three steps for establishing a functioning USB connection:
![](/static_processed/4c087d14f8a21f73664e3cab4da5101f/connecting-pc-laser-1.png?{"image":"https://backend.troteclaser.com/static/images/knowledge/tips-tricks/connecting-pc-laser/connecting-pc-laser-1.png","edits":{"resize":{"width":640,"fit":"cover"}},"outputFormat":{"format":"webp"}})
1. Go to the “control panel” menu and select the option “All system control elements” or "System and Security."
![](/static_processed/996c56ed0a77988027051ac9f5a2a440/connecting-pc-laser-2.png?{"image":"https://backend.troteclaser.com/static/images/knowledge/tips-tricks/connecting-pc-laser/connecting-pc-laser-2.png","edits":{"resize":{"width":640,"fit":"cover"}},"outputFormat":{"format":"webp"}})
2. Go to the "Power options” tab and select “High performance."
![](/static_processed/8b931eb312e5e278f0eecfe080259768/connecting-pc-laser-3.png?{"image":"https://backend.troteclaser.com/static/images/knowledge/tips-tricks/connecting-pc-laser/connecting-pc-laser-3.png","edits":{"resize":{"width":640,"fit":"cover"}},"outputFormat":{"format":"webp"}})
3. In the tab "Device manager" select the USB interface you wish to use. Then go to “Energy management" and right-click on “Adjustments,” and deselect “Computer can switch off the device to save energy.”
Now re-connect the laser to your PC via the button in the JobContol® software. The problem should now be solved.
![](/static_processed/39b137145fe3b080cdb057970b3d2919/contact-ferdinand.jpg?{"image":"https://backend.troteclaser.com/static/images/contact/contact-ferdinand.jpg","edits":{"resize":{"width":194,"height":194,"fit":"cover"}},"outputFormat":{"format":"webp"}})
