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Samsung Galaxy J7 SM-J700F Display Light Solution Backlight Ways

Samsung Galaxy J7 SM-J700F Display Light Solution Backlight Ways
Samsung Galaxy J7 SM-J700F Display Light Solution Back light Ways
Samsung J700F Display Light Jumper Back light Ways
This solution below shows the Samsung Galaxy J7 SM-J700F LCD display back light components that holds and control for the LCD screen display back light to glow. If one of these components may become faulty due to wet or water damaged it will result to LCD’s back light failure.

You may need to trace the connection line tracks, supply voltages and check some of the back light LED driver components shown on the solution above. You may start to check the highlighted components for it is more prone to be easily damaged when a short circuit occurred. Check and replace if already found damaged.
Solution for Samsung J700F Not working LCD display back light LED White Display Problem

Here’s some hints on how to troubleshoot the “Samsung Galaxy J7 J700F LCD display back light not working problem”.
” Note: ensure that the Lcd is okay or try replacing it before proceeding”
1. Check the LCD pin connector for possible damaged, re solder if necessary.
2. Trace each of the LED + (positive and LED – (negative connection line paths down to the resistors where it is being connected.
3. Check the connected resistor, replace if found damaged.

Check the pin connector assembly and ensure to clean it as well.
Check the display filter resistors including the LCD supply voltage and trace the connection tracks to the LCD pin connector. Replace the damaged resistor or mind to reconnect if there is an open line paths.
If you have further questions please don’t hesitate to leave a comment.
Note: Every repairing solution posted here is tested by at least one member of our team. Use the information available here at Your Own Risk. We are not responsible if any harm comes to your device during the repairing process.

Samsung J700F LCD Display Light IC Solution Jumper Problem Ways LCD Display Light Not Working
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Bijendra Narsinghani

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