how to burn a cd

tatta86

my laptop is acer Aspire 4920-602G16Mi.
everytime i going my cd or dvd also fail.
it can detect the cd but cannot read and burn.

but before that i had burn out one time only that is the recovery dvd.

later i hv no successful burn again.

pc is using vista x32 home premium.

i try install nero cd to the laptop but still cannot burn out the cd.

will the alcohol can help.

pls help me how u all burn a cd, music cd , video cd, and dvd.