Samsung GT-C3322 Metro Duos Stereo Headset not Working Solution

 Samsung GT-C3322 Metro Duos Stereo Headset not Working Solution Schematic , Diagram , Circuit

                                                   

 Samsung GT-C3322 Metro Duos Stereo Headset not Working Solution Step by Step 

Step 1

Earset detection

working?

Check L303 (Crack, open, etc) & Resolder

L303

Step 2

Earset Button

working?

Check L300, R330 (Crack, open, etc) &

Resolder L300, R330

Step 3

Earset MIC

working?

Check L300, R301 (Crack, open, etc) &

Resolder L300, R30

Step 4

Earset Speaker

working?

Check L301, L302, R302, R304, R303

(Crack, open, etc) & Resolder L301, L302,

R302, R304, R30

Step 5

Check the S/W setting

(volume, mute, etc)

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