Lcd - Samsung GT-I9300 Service Manual

Level 3 Repair

8-3-15. LCD

LCD is still off after PWR ON
Yes
No
Check the connection of
Reconnect the HDC 702
HDC 702
Yes
No
Check VCC_3.3V_LCD =
Resolder or Replace the PMIC(U500)
3.3V(C549)
Yes
No
Check VCC_2.2V_LCD =
Resolder or Replace the U707
2.2V(C735)
Yes
No
Check ELVDD_4.6V =
Resoldering L703, L706
4.6V(C713), ELVSS_-4.9V =
Resoldering U706
3.0~4.4V(C712)
Yes
Replace LCD
Module
Yes
END
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