When you get to the Installation Type portion of the installation process, you will see a window like this:

- Click the disclosure triangle to the left of Logic Studio Content.
- Click the disclosure triangle to the left of the Jam Pack whose loops you'd like to relocate.
- Click the double arrows to the left of "Upgrade" for the Jam Pack's Apple Loops.

- Click "Other" in the relocation dialog.

- Choose the location you want in the file selector dialog window that appears.
- Repeat steps 2-5 for the rest of the Jam Packs.
- Repeat steps 2-5 for the Sound Effects and Music Beds.