Here are 3 fixes that have helped other users resolve the vertical lines on laptop screen issue. You may not have to try all of them; just work your way down the list until the problem is resolved. Update your graphics driver; Adjust the screen resolution; Gently wipe the screen with cotton balls; Fix 1: Update your graphics driver Faulty Monitor’s Power Cable. If everything seems to be working fine with your monitor, the fault may now arise from the monitor’s power cable. To ensure that the confirmation of the issue will be done safely, you can contact LG for a power cable replacement. 2. Monitor only displays the ‘No Signal’ message. For example, you need a category 3 HDMI cable to run a 4K display at 60Hz. Your graphics card needs to support at least HDMI 1.3 to handle a 4K 60Hz resolution. In short, check that both your GPU and cable support the resolution you want. In some cases, you can fix this by switching connectors. For example, if your display has both an HDMI and It seems to me that the faulty Windows update has somehow broken something related to the ability of the BIOS (and Windows) to communicate to the LCD screen. If I connect my laptop to an external screen via an HDMI cable, I am able to fully operate the laptop as usual, although with the led blinking still detecting an LCD failure, as the system HDCP stands for High-Bandwidth Digital Content Protection. It’s a coding scheme developed by Intel used to protect audio and video signals traveling through DVI, HDMI, and DisplayPort from being copied and illegally intercepted during a streaming session. It shields the transfer of digital content from a video source like a computer or DVD HP has to charge you their retail price for the replacement screen (probably new) plus whatever their standatd labor rate/unit time is. A local shop can scavenge a working panel from a parts machine, charge lower prices if can hire people on the cheap, and might be willing to take a hit if it means you go there to get work done in the future. Iq6tA.

laptop lcd cable problems