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4)
Trouble 4:LCD is not light or appears in white color
Possible Cause:
1) check if the fpc between LCD and main board is ok
2) change the LCD module
3) check if the EMI comments L905---L909 is ok
4) check the power LCD_VDD and LCD_VDD_EN ,LCD_RST_2V8 are
in proper state
5)
Trouble 5: Nonfunctioning Camera
Possible Cause:
1) check CN801 is ok
2) check the power VCAMA_PMU,VGP1_PMU,VGP2_PMU is in proper
level
3) check EMI components L801---L805 are well enough
4) change the bad camera
6)
Trouble 6:Vibrator is not worked
Possible Cause:
1) Check the power VIBR_PMU is in proper level
2) Change another Vibrator
7)
Trouble 7:G-sensor is not worked
Possible Cause:
1) Check the power VDD18_6583 is in proper state
2) Change U1303
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