Before opening your iPod, ensure that the hold switch is in the locked position. The slider should be all the way to the right if your iPod is facing you.
Opening the iPod can be challenging. Do not get discouraged if it takes you a few tries before the iPod is opened.
Insert the small iPod opening tool into the seam between the plastic front and metal back of the iPod, right by the "Hold" switch. The tools edge should point towards the metal back case to prevent any accidental scratching of the plastic front.
There are five retaining clips on each side of the iPod. The large iPod opening tool will be used to separate the plastic front from the metal back of the iPod.
Insert the large iPod opening tool into the left side of the iPod, with the edge of the tool pointing towards the metal back.