Initial - Samsung SGH-E390 Service Manual

9-2. Initial

TP224 (RSTON) ="H"?
Is U304 pin 4
Check the 16bit data signal
Initial Failure
Yes
Yes
OK?
Yes
& memory CE
Yes
END
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No
Check the circuit related to reset
No
Check the UME300
9-3
Flow Chart of Troubleshooting