Samsung J7 repairing display lights jumper
Repairing__for the, "Samsung J7 display lights jumper" with image diagram. User also learn for the how to? solution *If display lights are not working__dark display, damaged display connector issue. Today! I am going to share with you__How to fix the missing display light error into Samsung J7.
As you know! The cell phone display have a LED (Light emitting diode) system for the brighter screen. With the build-on display lights__User can see mobile screen data into the dark places, night mode. If the display back-lights have any issue. User can face the one or more following issues (Errors) problems with there cell phone display.
- There is no light at the display. Mobile phone power on but nothing on display.
- All other functions are working but the LED's are going faulted and nothing at display.
- Front panel, display connector is damaged, missing or not working. Some thing is missing.
- There is not current at the display connector light pins.
Direct jumper requirement of Samsung J7 display lights.
To resolve__There is dark display of Samsung J7 cell phone. You need to unplug the battery first and approach to its motherboard after UN-boxing from its inner or casing. This cell phone (Samsung J-7) need an extra care during UN-boxing from its body. You need to follow the image color lines for the direct jumper ways at missing display connector light pinpoints.
The image diagram of Samsung Galaxy J7 display connector light jumper way.
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| Just fined and make it direct only missing light pinpoints after tracing with listed mark pinpoints above here. |
As the above diagram here__The BLUE line is used as the positive pinpoint jumper from display connector to display light controller chip. The green is used as the bios and yellow is the negative pin jumper. Make sour! the Display lights are working very well. During making the direct jumper with jumper wire. Conform before any job__That pin is not showing at the testing meter and you have a good experience to micro places jumper.
How To Repairing Dark Display?
First you need to conform from the mobile setting menu. If the display lights setting is active and there is no issue of disabled lights function. You need to repairing this issue (Dark display) display light are not working from the hardware repairing or troubleshooting.
- Clean the both connector at motherboard and display strip links pinpoints.
- After cleaning try to test your issue by power on your cell phone.
- The problem is comes from missing light pinpoints commonly. Try to make direct same as image diagram above here.
- If the light current is showing at the connector pinpoints. Test and replace the display lights LED's.
- If there is no current at the connector pins. Try to clean or test the light controller chip.
- For the faulted display lights from front panel__You need to fix it by repairing the lights section.
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