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CCFL Backlight Installation Guide for Laptop Screen

Replacing the CCFL backlight lamp on LCD screen is a lot more difficult then replacing an inverter. This is a very delicate operation. Please take sometime to review our instructions before you proceed.

Looking for instrctruction, please Click here to visit our Instruction page.

*CCFL is an extremely small Fluorescent lamp and you must handle them with extra caution.
*Replacing CCFL Lamp requires a basic soldering technique and patients.

We do offer CCFL Backlight Replacement service. Please click here for more details.

Tools: 25-45 Watt Soldering Iron Solder Paste Wire Cutter Small Philips Screw Driver Small Flat Head Screw Driver Tweezer A Blade Glove
Thing you need to know before proceeds: Do not stretch or pull any Row and Column Driver (TAB), Damaged TAB will cause problems like, Vertical line, Horizontal line or White Screen.

Remove Tape that covers between metal frame and back assembly. Such as Aluminum foil, Copper foil and masking tape etc You can re-use them or use our repair kit to replace it.

Remove screws on each side of panel

Place the panel face down. Hold on glass and lift it up and flick over as shown on next photo.

To remove CCFL Assembly, First remove screws on each end of assembly( Note: some panels may not have screws) Please use a blade to slice from right to left to separate CCFL assembly and plastic frame as shown on photo. (There is a double side tape between CCFL assembly and plastic frame on almost all panels)

Pull out CCFL assembly by holding on CCFL reflector or wires.

Remove CCFL as shown photo.

Replace new CCFL as shown photo and re-mount CCFL Assembly back as shown on next photo.

By re-mounting CCFL assembly back, in most of case, you may notice that the CCFL assembly is not all the way in. Another word, it is not 100% fit in plastic assembly; this will cause certain section of screen darker than other sections.

To fix the problem, please go to next page

LST01
No more guess works!
LST01 is a custom build tester for Laptop screen repair; it can help you to isolate the problem between CCFL Backlight Lamp and Inverter in seconds.
Save Time! Save money!

LST02
It has all LST01’s features, plus a built–in LCD Controller that equips with our proprietary driver. It allows you to apply any test pattern through VGA input and test all types of specification on the LCD and LED Screen. In addition, a custom design Inverter allows you to test any given number of CCFL back light lamp up to 4 at the time.

IT01
IT01 is design to test multiple backlight lamps inverter; it is capable to test any type of inverter up to 6 lamps at the time!

IT02
Stand alone Inverter tester!
The advantage of this custom build tester is that, you can apply any input voltage through DC Jack to test inverter from Laptop to LCD TV inverter.