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When the phone screen goes black, it is likely that the automatic lock screen has not been operated for a long time. If the manual operation is still black, it is not right, it should be a problem with the equipment, you can go to the after-sales service.
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Buy X10 mobile phone screen black, which means that there is a problem with the phone, you can get the after-sales service of this mobile phone to test it.
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Since I just bought it, I have to contact the after-sales service, because it should still be within the warranty period, so I must get there to replace the new machine.
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If the newly bought mobile phone is faulty and is still within the warranty period, it should be replaced or returned.
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The screen of the mobile phone you just bought has become black, if the screen is black, if it can't be turned on, it may be that there is a problem with this mobile phone, then you can return this mobile phone at any time, if it is other problems, you can call it after-sales.
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You restart it first to see what the problem is, if it is restarted and then you don't ask. If you still have questions, just ask customer service.
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If the screen is black, you can take the mobile phone to the place where you bought it for after-sales and repair.
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The brake stone mobile phone that I just bought, suddenly the screen went black, so I went directly to the newly bought store to find him and teach him to change the phone, or change the screen.
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I think I just bought a brake stone phone, the screen turns black, it may be that the setting screen is or it may be damaged, you can go to that repair it, wait for the store inside.
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Hello, it should be your phone that is set to automatically adjust the brightness, you can turn off this function.
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You just bought the mobile phone, the screen will go black, then you quickly get to find a place to sell your mobile phone, and it will be returned and replaced within seven days.
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In general, it should be that you don't turn it on, or the phone is not completely perfect, or the phone is broken.
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If the screen of this mobile phone suddenly goes black, it should not be a problem with the system, I feel that there should be a problem with the operation of the mobile phone.
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If something goes wrong with the new phone you just bought.
During the three-pack period. Just go and change the seller immediately.
If it's for quality reasons, it's exchanged.
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If the screen of the timeout phone you just bought goes black, you can do that, it all matters if you give it Adjust the brightness.
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Why did the screen of the poor phone I just buy go black, you can ask the after-sales service.
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You first call Apple's official service** for consultation and ask the after-sales staff what is the situation?
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Is it a black screen or a display brightness.
Questions. It's a black ground, and the words are not legible.
It's the inner screen and the outer screen.
Questions. Inner screen.
Go to Settings and open your phone, find and enter the settings interface, and click on the Settings Searcher Zen box at the top of the interface. Adjust the brightness of the screenEnter the brightness in the search box, and after entering the brightness, adjust the brightness of the screen to search and display and return to the settings search box, enter the display, and enter the display window. Select Light Mode, uncheck Dark Mode, and change to Light Mode to restore brightness.
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How to troubleshoot when the black screen is displayed:
1. Force restart your phone.
Try force restarting your phone to see if it resumes, and check if the power and volume buttons are stuck in the case.
Force Restart Method:
Models released before September 2017 (models before x20): Press and hold"Power button"More than 12 seconds.
Models released after September 2017 and new models released later (x20 and later): Press and hold at the same time"Power button"+"Volume down key"More than 10 seconds.
NEX 3 NEX 3S: Press and hold the top round button for more than 10 seconds.
2. Upgrade the system version.
Please upgrade your phone to the latest version to view.
3. Reset all settings.
Note: Restoring all settings will not delete any data or files, only all settings of the phone will be restored, some third-party application accounts need to be logged in again, please confirm that it does not affect the use of the software before operating.
4. Service center testing.
If the above methods cannot be solved, please back up the mobile phone data in advance, bring the mobile phone and purchase voucher to the vivo customer service center for testing, customer service center address: enter the vivo official website vivo**app--my-service outlets or vivo official website web version--scroll bottom--service support--service outlets query--select provinces and cities to query the customer service center address. It is recommended to contact ** in advance before going to avoid empty running, plan the itinerary reasonably, and travel safely.
Other black-screen scenes].
1. There is too much software running in the background, and the startup software has a black screen.
Multiple applications running in the background will occupy too much memory or other resources, and the phone may be overloaded and may cause abnormalities, so it is recommended"One-click acceleration"Clean up background apps.
2. The screen will go black when the set auto-lock time is reached.
Go to Settings - Display & Brightness - Auto Lock Screen to adjust the lock screen time to a longer time.
3. Double-click the screen to go black.
This is to turn on the double-click screen-off function, enter Settings - Quick and Assist - Intelligent Somatosensory - Smart Screen Off - Double-click to turn off the screen or Enter Settings - Intelligent Somatosensory - Smart Screen Off - Double-click to turn off the screen and turn off the function.
4. Use third-party software to have a black screen.
5. The screen is black during the call.
In order to avoid accidentally touching the screen, during a call, when the infrared sensor is blocked, the phone will automatically turn off the screen, and the screen will turn on when it is far away.
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If your phone turns into a black and white screen and the color display is not normal, you can troubleshoot the problem by performing the following steps:
1 Check to see if Dark Mode or Dark Power Saver** is turned on
When you turn on Dark Mode or Dark Battery Saver**, the screen background changes to a dark tone. It is recommended that you turn it off. Closure Method:
Method 2: Go to "Settings > Battery > Dark Power Saver**", if the switch is on, turn off the switch.
If you don't see Dark Mode or Dark Battery Saver**, your phone doesn't support this feature, so please check other scenarios.
2 Check whether the "Sleep Time" and "Downtime" of healthy use of the phone are enabled
If you set the "Sleep Time" or "Downtime" for healthy use of your phone, and turn on the switch that grays out the screen, the screen will turn gray when the time limit is reached. It is recommended that you turn off this function (some models do not support the screen gray switch during downtime). Closure Method:
Go to "Settings > Healthy use of mobile phone > Sleep time" and "Downtime", and turn off the screen gray switch.
3 Check if eBook Mode is turned on
4 Check that the "Color Correction" switch is turned on.
"Color correction" is to help friends with weak eyesight to identify the screen color more conveniently, and people with normal vision may feel that the screen color display is abnormal after turning it on. You can turn this feature off if you don't need it. Closure Method:
5 Check that the "Color Inversion" feature is turned on.
Color Inversion" to change the color of the text and background displayed on the screen. When turned on, the phone will turn into white on a black background. You can turn this feature off if you don't need it. Closure Method:
6 Check that Mock Color Space is turned on
7 If none of the above troubleshooting resolves, you can try resetting all settings on your phone.
If the problem persists, please back up your important data in advance (third-party communication applications need to be backed up separately), and bring the purchase voucher to the customer service center for testing and processing.
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This may be caused by the screen brightness being lowered, and the screen brightness can be adjusted by pulling down the top curtain menu to remove the brightness and automatically check it.
If that doesn't work, please refer to the following methods:
2.Back up your phone's data (**thin, SMS, multi**data, etc.), and try to restore your phone to factory settings (set reset to restore factory settings to talk about hidden).
3.Flashing the machine should solve the problem completely.
4.Shuangqing data can solve this kind of problem.
If the problem still exists, due to the limitations of the network, Jianjia Wei recommends bringing the purchase invoice and repair card to the nearest Samsung service center for testing.
The steps to resolve the problem are as follows:
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