Samsung SGH-P310 - Initial

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Flow Chart of Troubleshooting and Circuit Diagrams
9-4
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9-1-2. Initial
Initial Failure
Yes
①
Check VCCD,
VCCD_1.8CON of UCP300
"High" when the phone is
boot on
No
Check UCP300
Yes
②
Check
the VCCD_1.6V of
U300 is "High"
No
Check U300
③
Yes
No
Check HDC401 and LCD part
LCD display is O.K?
Yes
Check audio part
Sound is O.K?
No
Yes
END