#Dell studio one 1909 ccfl tube how to
#Dell studio one 1909 ccfl tube install

In this case youвЂ™ll have to assemble the LCD screen and then test it.Д¬an I have a spare backlight just for testing inverters? The backlight lamp should light up.ДЇrom my experience, on some laptops the backlight lamp will not light up until the video cable is connected to the LCD screen. Connect the backlight lamp into the inverter board and turn on the laptop.

#Dell studio one 1909 ccfl tube install

You can test the new backlight lamp (CCFL) before you install it back into the screen. Unsolder both cables from the old backlight lamp and solder them to a new one. In order to access the leads youвЂ™ll have to remove the black insulator on both side of the lamp. IвЂ™m not sure if you can touch the backlight lamp with your fingers, so I would use rubber gloves.Д¬abled on both sides of the backlight lamp are soldered to the backlight leads. In order to access the backlight lamp leads youвЂ™ll have to remove the rubber caps from both side of the lamp. The backlight lamp (CCFL) has been removed from the reflector. As you see on the picture, I marked the left side of the reflector with a red dot so I know where the red cable goes when I assemble everything back together. The reflector is glued to the screen base with a double sided tape.ДЄfter the reflector has been unattached from the screen base, you can start removing the backlight lamp. Fitting the backlight and reflector back in place could be a very challenging task. The backlight lamp is secured inside the reflector so you have to remove both and then separate them.Д«efore you remove the backlight lamp and reflector take a closer look how itвЂ™s assembled and mounted to the screen base. Now probably the hardest part in this disassembly process вЂ“ removing the backlight lamp and reflector. The backlight lamp (CCFL) cables are routed through small plastic hooks. Start removing the metal cover from the backlight lamp (CCFL). Keep everything organized, so you have no trouble assembling the screen. Do not separate the layers, just put them aside together. Carefully remove them from the screen base. There will be a few transparent layers inside. YouвЂ™ll need them only when you assemble everything back together. Place the metal frame and LCD with the circuit board aside. Handle all internal components by the sides. Be careful, do not touch internal components with your fingers. On the following picture you can see that frame, LCD with the circuit board and screen base have been separated. There will be many latches on all sides of the frame, you can unlock them with a small screwdriver.Д¬ontinue separating the metal frame from the plastic base. Place the LCD screen on the side and start removing the metal frame witch secures the LCD to the plastic frame. Be very careful, do not flex or bend the circuit board. On my screen the green circuit board was glued to the plastic frame with a double sided tape. Remove sticky tape and foil from the back of the screen and glue it somewhere so you can reuse it later, when you assemble the screen.

#Dell studio one 1909 ccfl tube how to

In this article IвЂ™m not going to explain how to remove LCD from a laptop, itвЂ™s been covered before. The backlight lamp (CCFL) is located inside the LCD screen, so we are going to take it apart.