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Often there is such a situation when the iPhone screen backlight does not work, and the image completely disappeared. When there is no backlight for the iPhone display, this means a hardware problem. It is impossible to use the phone without highlighting and when a black screen appears. You need a quick and acceptable way to fix the problem with the backlight of the display on the iPhone.
Reasons for Phone Failure
If the image is dim, you need to urgently repair your smartphone. There are several reasons why the iPhone’s backlight disappears. When the “automatic screen brightness” mode is turned on in the settings, then the backlight will disappear.
The image disappears for the following reasons:
- low backlight set
- there were mechanical damage when the phone fell
- Moisture got into the display of the iPhone, and the backlight turned off
- software malfunction or chip failure
Self recovery device
When there is no backlight at all, you need to perform actions that will solve the problem. If the touch screen fails. the backlight is gone, you can fix the device yourself or contact the wizard.
If the backlight is not working, you need to look at the settings and perform the following steps:
- turn off auto screen brightness
- restart smartphone
If this does not lead to a positive result, and there is no backlight, then this is not the cause of the problem. Need to do another iPhone repair.
If moisture gets into the phone, the iPhone’s backlight will disappear. Therefore, after getting your phone wet, it may malfunction. If the oxidation processes are not eliminated in time, then after some time the backlight will disappear or the iPhone may completely break down. If moisture gets into the display of the iPhone, it must be disassembled and dried. If there is no image due to damage to the screen when the device falls or from other mechanical influences, replace the part.
Instrument setup after program installation
When there is no iPhone screen backlight, a black display has appeared, it is easy to fix the error. This problem often occurs after downloading an update or installing some new application. An easy way to restore LED backlighting on a dim screen is to delete a recently downloaded program and reboot the phone. You can always return your phone to its original settings if the iPhone’s backlight disappears.
Video: Iphone 7 Missing Image
You can do a downgrade with a problem with highlighting and the appearance of a black screen as follows:
- when the backlight is not working, you need to connect the smartphone to the PC
- run the iTunes program
- press a key in the Recovery program
It is necessary to perform a complete reset of the phone if there is no backlight for the iPhone display. After that, all system failures will be eliminated, and LED backlighting will work.
Restore highlighting after resuming iOS
If the iPhone does not have a backlight, this often appears after an iOS update. The backlight is turned off due to the incompatible interaction of the driver and the program. To understand whether it is so or not is simple.
When the highlight disappears, do the following:
- when the backlight is not working, you need to press the Home button and Power
- wait for the device to restart
- check if backlighting works
If a dull or bright image does not appear, it is necessary to fix the problem, since a microcircuit may break. If there is no image on the screen and when the backlight does not disappear completely, you can repair it yourself or contact a specialist.
If the iPhone screen backlight does not work, the driver may be inoperative. Illumination malfunction occurs due to damage to the telephone circuit board of the device. Typically, these problems can be fixed on their own. It is necessary to check the operability of the driver coil, as well as the controller. First of all, you need to disconnect the black display from the iPhone cover.
You will need such tools:
- phone repair screwdrivers
- display mounting device
- set of mediators
It is necessary to turn off all the cables connecting the display to the phone’s motherboard, and then proceed with the repair.
If there is no backlight for the iPhone display, do the following:
- need to open board
- ring the coil
- check capacitor controller
In the event that a coil break appears, you need to replace the part, then reassemble the phone. After these operations, the backlight should work in the correct mode.
When should you turn to specialists?
If the iPhone screen backlight does not work, and you cannot solve the problem, contact the wizards. Find experienced repairmen using the YouDo service. Professionals will be able to quickly and efficiently check and repair the iPhone if the display backlight disappears. Having identified the cause of the malfunction, as a result of a thorough diagnosis, specialists will eliminate any complex breakdown. Diagnostics of the display in the absence of backlight allows you to identify the cause of the malfunction and find a suitable repair method.
Professionals will eliminate the breakage of the connector from the loop and replace if necessary:
- discrete parts
- power supply coils
- microcircuit controller
Restoration of the display backlight is performed by the wizard using professional equipment. In the absence of backlighting, specialists replace parts in a professional manner. If the iPhone screen backlight does not work, and there is no time to deal with the problem yourself, order the services of experienced executors of the Yudu service.