check shorting in 5310..
1..remove this coil mark in (1)...if u want to check is light ic is short,.....
2..remove this coil mark in (2)..if u want to check ringer ic is short because rf ic also got +b volt from battery....
3..remove this coil mark in (3)..if u want to check audio amplifier
voltage maker ic n2101 is short because bluetooth ic also got +b volt
from battery....
4..remove this rf ic mark in (4)..if u want to check the shorting is
remove because rf ic got +b from batery. it can be check only by
removing this ic
5..remove this ic mark in (5)..if u want to check the shorting is
removed..this ic also got +b it can be check only by removing this ic .
6..also check the blue tooth ic because it also got +b from batery it can be check only by removing this ic
7..at end remove avilma and betty ic...
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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