How to replace backlight lamp (CCFL)

posted in: Screen | 280

In this guide I will disassemble a laptop LCD screen in order to remove and replace the backlight lamp (CCFL). Replacing the backlight lamp is not an easy task even for experienced technicians. If you do something wrong you will … Continued

Popular repair tips

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On this page I list most popular guides, tips and tricks published on www.LaptopRepair101.com A key fell off the laptop keyboard. Fixing the problem. DC power jack repair guide. Do-it-yourself instructions. Why my Toshiba laptop suddenly shuts down by itself … Continued

How to test screen inverter

posted in: Screen, Troubleshooting | 260

In this post I explain how I test the inverter board in a laptop. The inverter failure is very similar to the backlight lamp failure. In both cases the screen gets very dark and the image becomes very faint, barely … Continued

Troubleshooting backlight failure

posted in: Screen, Troubleshooting | 230

This laptop came for repair because of the LCD screen backlight failure. My customer complained that the laptop LCD screen is black but the laptop works with an external monitor. Here are my steps for troubleshooting this laptop with the … Continued

Display assembly diagram

posted in: Screen | 333

Here is a simple diagram that will help you to understand how a notebook display assembly works and how an image appears on the screen. I’m not an artist and I tried my best drawing this diagram, so if you … Continued