Repair guides for displays (or monitors) for computers or other devices with video output.

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backlight in the lcd doesn't work


I am trying to fix an LCD problem on my screen, I checked the screen and its definatelly the backlight in the display, could see very faintly.

Any Ideas??

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What do you mean by NCR LCD? What device is this in?


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Chosen Solution

Four possibilities:

- loose connection of the inverter cable to the logic board or to the inverter board

- bad inverter cable

- bad inverter board

- bad backlight lamp

Toubleshooting steps:

1- check the cable connections

2- replace the inverter cable

3- replace the inverter board

4- replace the backlight assy (if available) or the LCD panel

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