Why don't I have power to either my DVD player or tv but I do to my lights? on 2003 Oldsmobile Silhouette

It is a concepts tv and DVD player. My player is under the middle drivers side seat and tv is above. My dome lights on the tv part work but no power to anything else.

Asked by for the 2003 Oldsmobile Silhouette
2 answers
check for power
ck main pwr to convenices center at battery