Samsung GT-I9500 Service Manual page 96

8-3-25. LCD
LCD is still off after PWR ON
Check the connection of
Check VCC_3.0V_LCD =
Check VCC_1.8V_LCD =
Check ELVDD_4.6V =
4.6V(C751), ELVSS_-4.4V = -
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Yes
HEA 700
Yes
3.0V(C642)
Yes
1.8V(C707)
Yes
-1.4~-4.4V(C746)
Yes
Replace LCD
Module
Yes
END
No
Reconnect the HEA 700
No
Resolder or Replace the PMIC(U600)
No
Resolder or Replace the PMIC(U600)
No
Resoldering L707, L712
8-64
Level 3 Repair
Resoldering U707