Level 3 Repair
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8-35
8-3-14. LCD
LCD is still off after PWR ON
Yes
No
Reconnect the HDC1102
Check the connection of
HDC 1102
END
No
Resolder or Replace the DCDC(U1100)
Yes
Check LED_A >
VPH_PWR(C1160)
Yes
Yes
Replace LCD
Module
Yes
Check
AVDD+=4.9~5.1(C1113)
AVDD-=-4.9~-5.1V(C1112)
Resolder or Replace the DCDC(U1104)
No
Check
VCC_1.8V_LCD=1.8V(C1114)
No
Resolder or Replace the PMIC(U800)
