LG KP260 - Page 84

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4. TROUBLE SHOOTING
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Only for training and service purposes
Micro SD Card will
work properly
Micro SD Detect
OK?
START
Change Micro SD or
Replace S300
NO
YES
TP2
Is High?
NO
YES
Check out T_CLK & Data
Timing OK?
Re-download SW
NO
YES
YES
Replace Micro SD Card
Check TP1=2.85V?
YES
NO
Change U303
CHECKING FLOW