Upgrade Firmware

Samsung gt s7262 Star Pro Mic Not Working Solution

Step 1
Check microphone function
in voice call receiver mode
or in Voice Recording mode
IF OK

Step 2 
Check the main MIC 500 is
placed for any damage

Resolder or replace the main MIC 500

Step 3
Check the voltage at
L511 = 2.8V

Resolder or replace UCP300

Step 4 
Check component soldering
statuses of C539, C540, L512

Resolder or replace C539, C540 , L512

S7262 Mic Jumper

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Samsung Galaxy Star Pro Duos S7262 Mic Solution
Samsung Galaxy Star Pro Duos S7262 Mic Not Working Solution
Samsung Galaxy Star Pro Duos S7262 No Outgoing Audio solution

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