No longer gives internet. i have to use a dongle through the usb 3 port. no issue running hardware scan. green light when i connect to ethernet. The no-ethernet trend on laptops. if i lost the ethernet port from the laptop i drag in regards to your concerns about the ethernet connection, lenovo sells. Hey guys i recently bought a new lenovo y50-70 laptop from the lenovo website. i'm at university right now and was recently horrified to learn.... The lenovo usb 2.0 to ethernet adapter connects the thinkpad x1 carbon to fast and reliable 10/100 ethernet. connect to your corporate vpn at the office or go online. This does seem like a defective ethernet port on the laptop. as that port is integrated into the motherboard, that would have to be replaced to fix the problem if the.