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Old 08-10-2012, 13:34   #8
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answer: Solution of identify nokia phone shorting

check shorting in nokia 6630....


1..1..remove this coil z7500 mark in (1) if u want to check the shoting of pf of gsm and wcdma ....if remove the coil and ur shoting is gone then tere is shoting in ur pf of gsm or wcdma ........

2..remove this coil mark in l7503 (2)...if u want to check the shoting of rf ic for gsm hinku and rf ic for wcdma vinku.... by removing this coil if ur shoting is gone then there is shoting in ur rf ic whether it is hinku or vinku....

3..remove this coil mark in (3)..if u want to check smps ic n4200.. ..this ic make v corea for omap ic and rap remove cil to check shoting is gone or not.....

4..remove light ic mark in (4) ... to check the shoting cause by light ic or not....


5..remove n1470 ic mark in (7) ...it is vcamdig maker ic which make v.cam when front camera is activated ......remove this to check shoting because this ic got +b from batery......

6..remove n6031 ic mark in (6)... it is vreg maker ic for bluetooth module .....remove it and check shoting if ur shoting is then replace it.. this ic got +b from batery....

7..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 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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