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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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04-05-2011, 21:04 | #2 (permalink) |
Moderator Join Date: Jul 2006 Location: Midnapore,West-Bengal,India
Posts: 5,402
Member: 322206 Status: Offline Sonork: 100.1594813/.:SARCAR:. Thanks Meter: 1,350 | ok mate , I think u already clean d pcb very well before open this thread!! lots of things to be checked............. 1. check or change L7510 , it's a main coil to input voltage from battery to PA 2. check or change C7507 , it's a 10n chipcap to vco input (u may also replace vco G7501 then check) 3. reflow or reball rf ic N7505 , because it may eaisly damage due to water 4. resold or replace duplex filters Z7540 & Z7541 post d result |
04-05-2011, 21:13 | #3 (permalink) | |
Junior Member Join Date: Dec 2010
Posts: 35
Member: 1475341 Status: Offline Thanks Meter: 6 | Quote:
Problems can be found wherever there was water. Most often leaves path on the board. Watch the scheme to check the voltage ... | |
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