radio does not go on on 2006 Acura TL

had car in shop for some repair work and got it out and now radio does not turn on. any suggestions

Asked by for the 2006 Acura TL
It should go back to the shop that did the work, but if you want to try and fix it yourself, look at the fuses and especially look in the area where they performed the repairs. What repairs did the shop perform?