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

Nokia Hardware & Hardware Repair all what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section.

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Old 05-17-2003, 21:02   #1 (permalink)
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3310 mic problem


I have a 3310 that scratch when i use internal mic , I just try to change it, but nothing.with external mic is all ok .
any suggestion?
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Old 05-17-2003, 21:46   #2 (permalink)
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you must give more info. Is water damaged? dropped, violent hit?
are mic contacts clean and ok?

water damaged-> I would try to clean pcb with special machine (ultrasounds)

dropped -> try to reflow cobba?

but I'm not an expert

regards
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Old 05-18-2003, 23:46   #3 (permalink)
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tank you for help , but I don't know how happened at the cell , because it is not myne.
Is possible that the cobba have some contact desoldered?
and there is a metod to resold the bga without a special air tools?
were can I try a tool for bga on internet that cost no so much?
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Old 05-19-2003, 18:47   #4 (permalink)
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Is possible that the cobba have some contact desoldered?

yes

and there is a metod to resold the bga without a special air tools?

no

were can I try a tool for bga on internet that cost no so much?

I think minimum for hotair rework station is about 250USD....
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