[Resolved]  Nokia 7310 Super Nova — keypad problem

keypad not working properly. 7.8, 9 keys are not working properly.I Have repared 4to 5 times from serive center but these problem always occur . I have purchase these set from tudor air link systems from meerut but i m facing lot of problrm recarding these set so kindly take strict action to my complaint.
add of tudor air link system is - tudor house, 82 begum bridge crossing meerut.

thank you
with recards
mr naresh jain
E1 ankur enclave railway road meerut
contact no -[protected], [protected]
recidence[protected]