Samsung gt s7562 Samsung Galaxy S Duos S7562 FM Radio not working solution

Samsung gt s7562 Samsung Galaxy S Duos S7562 FM Radio not waorking solution Schematic , Diagram , Circuit 

Samsung gt s7562 FM Radio not working solution Step by step 

Radio does not work 

Step 1

Check earphone.
Earphone OK?

change earphone

Step 2

HDC501 is conne
correctly?.

Check HDC501
or Reconnect earjack connector

Step 3

Soldering is ok? L501,
L500, C509.

Step 4

Resolder L501, L500, C509

Step 5 

Soldering is ok? C209,
C219

Resolder C209, C219

Step 6

Check voltage of R210 =
about 1.8V?

Check PM400

Step 7

Change U201

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