20-01-2026
LCD screens are surprisingly durable, but repairing them requires true precision. One wrong move can damage the screen, lead to additional repairs, and result in unhappy customers. In this blog, we discuss the most common mistakes in LCD screen repairs and how to avoid them.
Much damage is caused by using the wrong tools. Hard spudgers or metal tools can:
Tips for repair technicians:
✔ Use spudgers that aren’t too hard
✔ Make sure screwdrivers are the correct size
✔ Avoid using metal tools on flex cables
LCD screens have a backlight that is sensitive to pressure and heat. Mistakes can cause:
Tips for repair technicians:
✔ Apply adhesive evenly
✔ Never press too hard in the center of the screen
✔ Make sure the backlight stays in place during assembly
Improperly disconnecting or installing flex cables is one of the most common mistakes.
Consequences:
Tips for repair technicians:
✔ Check the correct folding direction of the flex cable
✔ Never pull on the cable
✔ Use plastic tools to protect the cable
A screen may be damaged from a fall, but the frame can also be warped. A bent frame can cause:
Tips for repair technicians:
✔ Repair or replace a warped frame
✔ Test the screen separately in the frame
✔ Make sure everything is flat before applying adhesive
Issues like dead pixels or backlight problems often only become visible after installation.
Tips for repair technicians:
LCD screen repair requires attention to detail and the right techniques. Pay close attention to tools, the backlight, flex cables, and the frame, and always test the screen before installation. By working in a structured and careful way, you save time, avoid extra costs, and ensure satisfied customers. With the right parts and knowledge, you can work faster, safer, and more profitably.
Check out our other blog about LCD here.
Stay up to date with the latest developments and updates by reading our blogs and following us on LinkedIn.
Hétfőtől péntekig állunk rendelkezésére 09:00 - 17:00 (CET)