Samsung galaxy S4 I9500 LCD Display Not Working Solution

Samsung galaxy S4 I9500 LCD Display Not Working Solution Schematic,Circuit,Diagram

Samsung galaxy S4 I9500 LCD Display Not Working Solution Step By Step 

Step 1

LCD is still off after PWR ON

Step 2

Check the connection of

Reconnect the HEA 700

HEA 700

Step 3

Check VCC_3.0V_LCD =

3.0V(C642)

Resolder or Replace the PMIC(U600)

Step 4

Resolder or Replace the PMIC(U600)

Check VCC_1.8V_LCD =

1.8V(C707)

Step 5

Check ELVDD_4.6V =

4.6V(C751), ELVSS_-4.4V = -

-1.4~-4.4V(C746)

Resoldering L707, L712

Resoldering U707

Step 6

Replace LCD

Module

Step 7

END

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