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Old 08-10-2012, 16:14   #29
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answer: Solution of identify nokia phone shorting

check shoting in nokia 6270.....



1....remove this COIL mark in (1) if u want to check the shoting of pf .......remove the coil and ur shoting is gone then there is shoting in ur pf .......


2..remove this coil mark in (2)..if u want to check rf ic is short because rf ic also got +b volt from battery....



3..remove the resistance mark in (3) ..if u want to check irda module ... because irda module got +b from batery....



4..remove this coil mark in (4)..if u want to check the shoring cause flash light driver ic n1471 ....because this ic got +b from batery....



5...remove this coil mark in (5)..if u want to check the light ic is short....



6...remove bluetooth ic mark in (6)..if u want to check blutooth ic is short because bluetooth ic also got +b volt from battery....



7...remove this coil mark in (7)... to check the shoting cause by ringer ic......because ringer ic got +b from battery through this coil.......


8..remove ic mark in (8)....it is memory card driver ic....remove this if u want to check the shoring cause by this ic....because this ic got +b from batery......


9..remove this ic mark in (9) ...it is vcam maker ic which make vcam for camera ......remove this ic to check shoting because this ic got +b from batery......



10..at end remove retu and tahvo ic to check shoting is gone or not,,,....


all the component which are mark in pink colur these all are coils and resistance these are place in series and +b of batery is gone throw them so if u remove the coil u not have to remove ic to check the shorting in pcb it save time and ur ic ....

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