[. . . ] [. . . ] If you chose to use a Compact or Custom Installation, you will need to use the appropriate CD for your region when trying to access high detail map data. In this package, the western continental United States and Hawaii are on the USA-West (disc 1) CD; the eastern continental U. S. If you are using a Compact installation and you want to see medium detail world maps, use the USA-West (disc 1) CD in your drive. To view the high detail data boundaries, see the figure below. Addendum I For USA-West (disc 1) USA-East (disc 2) Continental United States and Hawaii showing approximately where data is divided on the two CDs. For Lowrance and Eagle Products Pub. [. . . ] [. . . ]