Having trouble connecting your PC to your laser?
Fix your 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/a110c88b9972485eb3bed67851c35f90/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"}}})
1. Go to the “control panel” menu and select the option “All system control elements” or "System and Security."
![](/static_processed/a3f8d20c27299d76efeb91534c53cecb/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"}}})
2. Go to the "Power options” tab and select “High performance."
![](/static_processed/78a2b3ee66ae55a7a94aa368c90f3762/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"}}})
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/be02a368e247553be5ca098932b53787/contact-ferdinand.jpg?{"image":"https://backend.troteclaser.com/static/images/contact/contact-ferdinand.jpg","edits":{"resize":{"width":80,"height":80,"fit":"cover"}}})
