How Do You Fix Scrolling Lines On A TV Caused By A Ground Loop?
Are you seeing faint horizontal lines on your TV that scroll upwards? Perhaps you see two lines that are scrolling upward, one purple and the other green (it may appear simply as a darker and lighter one). These lines that move or scroll upward on your TV can be very irritating and make it difficult to watch anything (especially if you are like me). This problem of lines moving up your TV screen is commonly caused by a “ground loop”. Without going into detail, this is essentially caused by electro-magnetic interference. The good news is that your TV is fine and there is a relatively cheap and easy fix for this. Step 1 First, in order to fix the scrolling lines on the TV, we need to confirm that it is in fact caused by the common problem of a ground loop. To do this, we need to isolate any outside signals coming into the TV. Generally speaking, this outside signal is the coax cable from your cable TV company. Even if the cable is not plugged into the TV directly but is plugged into a re
