Replacing the backlight lamp is not an easy task even for experienced technicians. The backlight in a laptop is the small ccfl bulb that illuminates the screen usually from the bottom of the screen.
If your laptop turns on but nothing shows on the screen theres a good chance the backlight is out.
How to replace laptop screen backlight.
Robert mauro 184700 views.
This is different depending on whether it is an external monitor or built into a laptop.
If you havent done so already take your screen apart.
Some recommendations before you start.
Electrical tape part 1.
Pull back the silicone end covers to expose the old.
The light then bounces off of different plastic sheets passes through the actual lcd pixels.
If you do something wrong you will permanently damage the lcd screen and have to buy a new one.
Disassembling the lcd housing.
How to replace your laptops backlight step 1.
Youll need everything you needed from part 1 to disassembly your.
Since the backlight wires carry high voltage.
Proceed on your own risk and do not blame me.
Though the specifics of how to do this will vary widely.
How to build a laptop lcd ccfl backlight tester cheaply and easily step by step instructions hd duration.
Here we have the backlight removed from the top edge of the toshiba screen the lcd is actually manufactured by sharp.
You dont want dust and lint inside your lcd screen.
To get the the lcd screen and the backlight inside you must first disassemble the lcd housing.
Work in a clean room.
Laptop backlight repair step 1.
Lets flip the screen over and start up the computer to see how were doing.
When the backlight in a laptop flickers or fails its more likely the inverter than the ccfl tube.
Getting at the lamp.
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