Speaker Part - Samsung SGH-M600S Service Manual

Flow Chart of Troubleshooting
3-1-5. Receiver Part
There is no sound from the Receiver
Is the terminal of Receiver
Is there any signals at the
pin#P11 and pin#N12 of
UCP300 ?

3-1-6. Speaker Part

There is no sound from the Buzzer
Is the terminal of Speaker
Is there any signals at the
pin#R12 and pin#P12 of
Yes
O.K ?
Yes
Yes
END
Yes
O.K ?
Yes
UCP300 ?
Yes
END
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No
Replace the Receiver
No
Check UCP300
Check V103,V104 (LCD PCB Part)
No
Replace the Speaker
No
Check U202,VR103,VR104
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