[Resolved]  Samsung 19 '' Tft Monitor — visualization problem

sir,
i purchase a samsung moniter form bansal computer on dated[protected] but after one month.i have been facing lot of problam regarding visulisation (screen automatically shut down and no blue lcd also not working ).so many times i file a complaint ([protected]).and 4 times engineer visited here .but they r not able to solve my problam.now 3-4 month passed and problam is as it is.after suffering so many problams i send a mail to samsung sites but no responce.i also call its nirala nagar office and contact person was mr.santosh and after listening all the problam he sure me to exchange my moniter within one or two week .but sir sorry to tell u after one month he also denie to fulfil his commitment.pls do sth