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jak2812
19-04-2005, 11:08 PM
hi
i have one 3120 dropped to water, i clean it and put in ultrasonic bath, now the phone is working without problems but when it is off and i try to charge, it don`t do anything and if i try to charge when it is on, in the screen appears, not charging, i have tested the fuse and more several components and them seens are good.
can anybody help me?
thanks

DeCODER
24-04-2005, 04:03 PM
CHeck the voltage on battery pins in mobile phone without battery a and with charger plugged in....

jak2812
25-04-2005, 02:44 PM
hi decode
in battery phone pins without battery and with the charger pluged in i have 3,64 volts.
regards

DeCODER
25-04-2005, 09:28 PM
Ok friend...charging voltage is ok, it looks for destroyed connection ways by oxidation...

U need check the ways from BSI to UEM ...
But it needs to reball UEM, maybe is oxidation between balls....

Give me results...

jak2812
27-04-2005, 11:41 AM
ok decoder, thanks but to reball the uem is to much for me, i have try to reball diferent old bga's with not succsses, anyway thanks.
regards

DeCODER
27-04-2005, 11:06 PM
Oki friend ;-)