How to fix LG KU990 black screen

Sometimes the screen of LG KU990 remains black. This situation may occur in several circumstances. Oftentimes it occurs after the LG KU990 falls. Other times, the screen remains black after a start, lock, or sleep. In any case, do not worry, there are several methods to resolve the black screen of your LG KU990. For that, it’ll be necessary to check several points just before attempting the diverse solutions. We will discover at first what things to examine when the screen of LG KU990 remains black. We will discover in a second time all the tricks to unlock this bad black screen.black-screen-LG-KU990-Viewty

What should you check out when you have a black screen on LG KU990

Before embarking on the techniques, we recommend you to check the things below in order to better understand where the issue can originate. This will provide you good clues of the nature of the issue.

Is the LG KU990 LED on when the screen remains black?

One of the first points to check is the small led that is on the top of your screen. In cases where the LED is red or blue when the LG KU990 screen remains black, it implies that the cellphone is turned on. In cases like this, it is extremely likely that the issue originates from the screen.

Is the LG KU990 charged?

Occasionally, a deep battery discharge prevents the LG KU990 from turning on for some time. Make certain the LG KU990 is completely recharged by leaving it connected for at least 1 hour. In the event that after that the LED doesn’t light and the screen remains black, the issue can probably result from the battery.

Is the LG KU990 damaged?

If the LG KU990 screen remains black after shock, after dropping , after being wet , or after damage , the screen could be harmed. In cases like this, not one of the tricks below will do the job. You will then have to bring your LG KU990 to a repairman.

How to proceed when ever the LG KU990 screen remains black?

After checking that the issue originates from the screen, you can actually try the following ideas to unlock the black screen of your LG KU990. If a trick doesn’t do the job, go to the next one.

Plug the LG KU990 into its charger

The 1st thing to perform when the screen of LG KU990 remains black is to put the phone on. This makes it possible to be peaceful for all following manipulations. This as well solves the possible issue of a deep discharge of the phone battery.

If possible, remove the battery from the LG KU990

If the LG KU990 is easily removable, we recommend you to remove the battery . This sometimes handles the black screen issue. Hang on a few seconds, then turn the battery back on and try to start the phone. In cases where the screen is still blocked, go to the next step.

Remove SIM card and SD card

It sometimes happens, without explanation, that the SIM card or the SD card conflicts with LG KU990 and causes a black screen. One of the tricks to try is to remove the SIM card and the SD card. Once it’s completed, you must try to start the cellphone. In cases where it works, this means there is a conflict with the SIM or SD card.

Force LG KU990 to restart

If the screen remains black, the issue often resolves with a forced restart . To do this, you have got to press a number of keys simultaneously. You need to remain at least TEN seconds for the forced restart to run. The key combination will depend on the models but had to be 1 of the subsequent:

  • low volume + power button
  • low volume + power button + cough Home
  • high volume + power button
  • volume top + touch power + cough Home
  • touch power + cough Home

Wait until the battery is empty

Finally, in cases where not one of the above procédures do the job, you can actually try to let your battery discharge. Be sure the battery is totally empty. Once it’s done, plug your LG KU990 into its phone chrgr and try to start the LG KU990.