Cant get power to Nikon N2000

Question

a friends father was getting rid of his camera equip. he brought buy a couple of the cameras to see if i wanted anything the camera body lenses ect. were all in nearly brand new condition. i picked the nikon N2000 when i open up the battery compartment the batteries had corroded in side my friend took them out and cleaned it up but now after putting in new batteries it will still not power on also the battery holder looked like one of the end terminal that makes contact with the camera had been replaced and perhaps is not makeing a good conection?any ideas on fix? thank you so much