How to resolve the resolution issue in Samsung TV while connected with desktop

Hello,

I connected my Desktop to my samsung LCD TV. While booting it was giving me the Display but after booting and stating the windows It gave me the error. " Resolution is not supported" So now I dont have any Monitor with me to try with another resolution. So Kindly help me out of it to change the resolution & What should be resolution?


Thanks & Regards
Pankaj Nandurkar