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3-1-2. System Initial
Initial Failure
YES
Check the VCCD_1.8V of UCD301
"High" When the phone
is boot on
YES
Check the VCCD_1.8V of
U302 is "High"
YES
LCD display is O.K?
YES
Sound is O.K?
END
SAMSUNG Proprietary-Contents may change without notice
NO
NO
NO
NO
YES
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting and Circuit Diagrams
Check UCD301
Check U302
Check CN301 and LCD part
Check Audio part
3-5
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