8310 not charging sometimes

[avtar]

hello sir

i have nokia 8310 which comes to me at local mode condition i flashed it it was ok then but there is a not charging problem arrises i dont know whether is was there already i have changed the jack then it was charging once but when we reconnect the battery again or switched on again its in the same problem not charging when we connect charger or some times when we open once and closed the PCB screws and connect it again then there is the same problem once charged and then not charging.
please help me out

thanks
avtar

[ridz cellular]

did u check all related fuses and chip varr,if all ok change uem,follow full software procedure
all the best

note,be sure that flexi and pcb at contacts are all fine