Sony ericsson t715 help!? URGENT!!:(?

hey, i have asony ericsson t715 and it wont charge and i cant listen to music properly through headphones. I dont want tto go put it in service because they take about 3-4 days to repair it and i need my phone. does anyone know how to sort it out? btw its not got anything to do with the charger or the beattery cos ive tried that out thx for ur help:)