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Old 12-26-2012, 15:47   #1 (permalink)
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i phone 4g mic complaint

i have i phone 4g ....that one mic not working....me changed mic software calls working mic working ....but local call not working mic,,,,,,,,,i also changed to check power button stirip but same as before........what i do now...please help me anyone.............which spare me change now............
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Old 12-26-2012, 16:00   #2 (permalink)
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Quote:
Originally Posted by zone3 View Post
i have i phone 4g ....that one mic not working....me changed mic software calls working mic working ....but local call not working mic,,,,,,,,,i also changed to check power button stirip but same as before........what i do now...please help me anyone.............which spare me change now............
in voice memo mic working?
and when you call then doesn't work?


friend can you post first 5 digits of serial number of your phone.
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Old 12-26-2012, 17:59   #3 (permalink)
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you mean imei number or serial no
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Old 12-26-2012, 18:09   #4 (permalink)
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you mean imei number or serial no
serial number friend
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Old 12-26-2012, 18:12   #5 (permalink)
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serial no....871239CMA4S.........THIS IS MY SERIAL NO
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Old 12-26-2012, 18:34   #6 (permalink)
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Hello
Please help me friend..........what i do
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Old 12-27-2012, 08:10   #7 (permalink)
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Please help me friend..........what i do
your phone might be mic ic U2 problem.



in voice memo mic working?
and when you call then doesn't work?
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Old 12-27-2012, 09:09   #8 (permalink)
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your phone might be mic ic U2 problem.



in voice memo mic working?
and when you call then doesn't work?
sorry, i mean U62 problem
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Old 12-27-2012, 12:46   #9 (permalink)
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hai
what i do now...............only local call not working...................all software internetcall working.............when i change the mic after littile time working mic
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Old 12-27-2012, 13:08   #10 (permalink)
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hai
if you have circuit please send me.........
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Old 12-27-2012, 13:32   #11 (permalink)
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what i do now...............only local call not working...................all software internetcall working.............when i change the mic after littile time working mic
friend if your phone's mic work when you call with viber or skype

and

not work when you call with gsm.

then might be audio ic damaged.



try connect headphones and check,
same problem?
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Old 12-27-2012, 14:05   #12 (permalink)
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1. there is no 4g . Is only 4 ...
2. audio IC is not well soldered or is damaged .
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Old 12-27-2012, 14:23   #13 (permalink)
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1. there is no 4g . Is only 4 ...
.
ha ha ...
Quote:
Originally Posted by usernome View Post
2. audio IC is not well soldered or is damaged .
have you ever seen damaged U62?!
this ic it's never gets damaged, only with bed soldered
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Old 12-28-2012, 15:27   #14 (permalink)
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hai
connect headphone same before like dat only software calling working
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Old 01-05-2013, 13:07   #15 (permalink)
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can you tell me where is that ic
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