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Instruction Detail

* CCFL is an extremely small Fluorescent lamp and you must handle them with extra caution.
* Our LED Backlight Kit comes with a pre-installed wire harness, so there is no soldering required.

A Picture Is Worth A Thousand Words.


Need help on soldering CCFL Lamp? Click here

Brand: AUO
Model: B140EW01
Instruction Type: CCFL

Step 1: Place a LCD panel face down, carefully peel off aluminum foil, you can save it and re-used it. However, we do recommend that you use our Foil-Tape repair kit.
Step 2: Remove screws on both side of panel.

Step 3: Remove Metal Frame as shown on the photo

Step 4: Hold down the interface board and peel off clear plastic protective film.

Step 5: Remove screws on both end of the metal cover.

Step 6: Remove Metal cover.

Step 7: Flick over the panel and remove thin wire as shown on photo.

Step 8: CCFL Reflector (CCFL Assembly) is mounted at the bottom of panel by double side tape. So in order to remove it; you need to use a sharp blade slice from left to right all the way to separate it from plastic frame (shown on photo).

Step 9: Then, pull out the reflector as shown on photo.

Step 10: To re-mount the reflector back, it would be easy for most of panel, but not for this B140EW01 panel. First place the reflector on plastic frame, then press the reflector and plastic frame together, use a blade to push the reflector down (Shown on photo). The reflector will snap in place. Repeat the same on other side of reflector. The part number for CCFL backlight lamp is AUO20310. The part number for a CCFL with wire harness is MS120X410CWH310.
To purchased the parts, simply copy the part number and paste at search box at


Installing a XB Series LED Backlight Kit on Laptop Screen
Disassembly Laptop screen (Photo shown below). It is the exact same procedure as replacing CCFL backlight Lamp. Set aside CCFL Reflector assembly (No longer need it).

Remove double side tape cover on LED Strip
Tape XB LED Strip at the bottom edge of Laptop Screen, where it use to mount CCFL Backlight Assembly as photo shown below

Please click here for more detail about mounting LED backlight

We do offer CCFL Backlight Replacement service. Please click here for more details.
Troubleshooting Tools:
Symptoms by the pictures:

TST01 – custom build for testing 4 wires, 5 wires and 8 wires resistive touch screen.
LCD screen tester (for testing eDP/embedded Display Port interface). With its built-in Color bar generator, it can test resolution from 1280X800 to 3840X2160.
Testing LED Strip without Disassembly. IT03 can test all LED strips from a smaller industrial screen and up to 70 inch TV screen.
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!
LST04 - No setup time
Small and compact, easy to use, with build-in Color bar generator, you can test LCD screen size up to 60”
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!
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.
UB Series LED Backlight
UB series are the direct replacement for Industrial LCD screens that were originally equipped with dual or 4 CCFL backlight lamps.
LCD Controller
These LCD Controller kits are designed to be easily integrated into the LCD screens that they are commonly used in kiosks, POS, avionics, Vending machine, Digital Signage and all other applications.
Retrofit LCD monitorfor MDT962B-1A

Retrofit LCD monitor for Mazak DR-5614

Sunlight Readable SKD kit
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