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Flow Chart of Troubleshooting
9-13
9-5. Earphone Part
Earphone is not work
Yes
Check the connected pin 5, 6
of IFC300
No
Replace the PBA
Yes
Check the UCP200 pin W18,
W19
Resolder UCP200 or Replace UCP200
No
Yes
Check the EAR_SW
Resolder U302
No
Yes
END