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5-6
SGH-Q208 Flow Chart of Troubleshooting and Circuit Diagrams
Speaker does not work
Y
N
Y
Check the
soldered status of ear
jack connector
CN401
Resolder or change CN401
N
Y
Check the connection
status SPK to CN203
Resolder and check the board to
board connector
N
Y
Check soldered status
around CN401
Resolder or change
C422, ZD404, C421, ZD402
N
Y
Is Speaker working ?
Replace the Speaker
END
5-6. Speaker Part