Initial - Samsung SGH-Z720 Service Manual

Flow Chart of Troubleshooting

9-2. Initial

Initial Failure
Yes
No
PON_RESET_N ="H"?
Check the circuit related to reset
Yes
Not OK
Is TP303~313
Check the circuit related to memory
OK?
OK
Check the circuit around
LCD & HDC600 (short or unsolder)
END
9-3
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