Samsung SGH-E100 Service Manual page 25

2. Initial
R576 (RSTON) ="H"?
(memory CE) OK?
Check the circuit around
LCD & U402 (Short or not solder)
Initial Failure
Yes
Yes
Is U508 pin 4,6
Yes
Yes
END
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SGH-E100 Flow Chart of Troubleshooting
No
Check the circuit related to reset
No
7-3
Check the U508