[. . . ] Instructions for Battery Replacement - Apple iPodTM NANO These instructions come with no warranty or guarantee. [. . . ] Step 2 Insert the plastic tool in the seam between the plastic front and metal back of the iPodTM. Once you've inserted the tool, run it along the seam to free the five tabs holding the iPodTM together. Step 3 Work around the corner of the iPodTM and release the single tab near the hold switch. Steps 4 After ensuring all tabs are free, separate the two halves of the iPodTM. Step 5 Remove the following 3 screws: Two 3 mm Phillips® screws near the dock connector. Step 6 Peel up the ground strap connecting the battery to the logic board. [. . . ] Your new battery will need a minimum of three hours charge time before its first use. [. . . ]