Launch Rocksmith 2014. The game should enumerate the new content, and the songs should appear in your library.
If you are unsure which version of the game you own, you can check the game ID on the spine of the physical box, or if it is a digital copy, look at the folder name in your dev_hdd0/game/ directory using a file manager (like multiMAN or WebMAN). rocksmith 2014 ps3 dlc pkg install
Create a folder named exdata on the root of the USB and place the .rap file inside it. Insert the USB into the right-most port of your PS3. Launch Rocksmith 2014
Ensure your PS3 is running the HAN exploit (typically running the han_support_files.zip and enabling the exploit via the web browser). rocksmith 2014 ps3 dlc pkg install