LG D337 - Page 77

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Battery voltage
higher than 3.6V?
Press PWR Key
R9107 high to low?
Check MT6323 Core Voltage level?
Check MT6323 IO Voltage level?
Check MT6323 RTC CLOCK
START
END
Check Battery connector (CN9100)
No
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Change or charging the Battery
Check POWER_KEY S/W
L4130 (Check MT6323)
C4144(Check MT6323)
C4109(Check MT6323)
Change MT6323
And
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