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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Samsung > Samsung Hardware Repair

Samsung Hardware Repair Post here your Hardware Repairing Hints or Problems with Samsung Phones.

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Old 01-25-2013, 11:58   #1 (permalink)
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C3312 handfree Problem


Handfree is not working,changed handfree jack still same condition. Also heated near by components.
Please give solution( also tell whick one is handfree ic)
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Old 01-25-2013, 12:49   #2 (permalink)
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Quote:
Originally Posted by ashwani gupta View Post
Handfree is not working,changed handfree jack still same condition. Also heated near by components.
Please give solution( also tell whick one is handfree ic)



samsung gt-c3312 handsfree
the first check working voltage U401 on L404 and C411
check point handsfree R417-R418-C413-C415 and R421
if it all still works ... rehot or replace U401 (ear-amp)
see the picture below (the location of the components)

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File Type: jpg samsung gt-c3312 handsfree problem.jpg (142.7 KB, 1437 views)
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Old 12-17-2014, 14:38   #3 (permalink)
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ok c3312 mobile handsfree working
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Old 12-18-2014, 11:10   #4 (permalink)
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Samsung gt-e1200y set short problem
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