Nokia E5 LCD Backlight problem, dark screen Solution
This solution could possibly help to fix the light problem Nokia Display E5. Problems of this kind shows a dark screen on the LCD screen because a lack of light-emitting LED backlight on the back of the LCD screen.
This can happen if the phone wet or suffered water damage, accidental drops by users.
Just refer to the solution below and find the primary components that must be checked first.
Troubleshooting the Nokia E5 LCD light problem:
1. First try to the LCD module replaced.
2. Check the LCD pin connector, clean, re-solder if necessary.
3. Check / read the VBAT voltage across the inductor, make sure the coil is replaced if found damaged coil.
4. Alignment of the connecting lead paths of VLED, VLED + and switching line.
5. Check / replace the resistors near the LED driver IC.
6. Rehot, rework or replace the LED driver IC.
This can happen if the phone wet or suffered water damage, accidental drops by users.
Just refer to the solution below and find the primary components that must be checked first.
Troubleshooting the Nokia E5 LCD light problem:
1. First try to the LCD module replaced.
2. Check the LCD pin connector, clean, re-solder if necessary.
3. Check / read the VBAT voltage across the inductor, make sure the coil is replaced if found damaged coil.
4. Alignment of the connecting lead paths of VLED, VLED + and switching line.
5. Check / replace the resistors near the LED driver IC.
6. Rehot, rework or replace the LED driver IC.
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