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SGH-Z510 Flow Chart of Troubleshooting and Circuit Diagrams
2-
15
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2-1-6. Speaker
Speaker does not work
Check the UCD300(Yamaha)
Pin#1
≒
19.2MHz
NO
Check the U502, R 513
≒
19.2 MHz
Check the UCD300
Pin#32
≒
2.6V
Check the U4(SAPA1D2)
YES
Check the
U300(STG3699A)
Check the U502(PM6650)
END
YES
YES
YES
YES
NO
NO
NO
Is Speaker working?
Replace the Speaker
NO
Are there any signal
at the Pin#10, 22 of U4
(SAPA1D2, LCD Module)?
Are there any signal at the
Pin# 3,4,11,12 of J5 ( in LCD Module)?
Summary of Contents for SGH-Z510
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