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SGH-N600 Flow chart of trouble shooting
5-18
5-10 Melody Part
Melody is not work ing
YES
U107 Pin 7
Check the circuit contain ing U103
is H ?
YES
Check
U107 Pin 1
Check the U10 5, U123
Wor king?
YES
U107
Pin 15 = H ?
Check the R128, U102
YES
U107
Pin 14 is wor kin g
Check the R219, R222, C243, C246
well ?
U122, R223, C244, C240, R221
YES
CN105-1, L_spk-
Change the U107
L_spk+ wor king?
YES
Change the speak er
YES
END