Once the retainer has been pushed past its hole in the outer case, the spudger used to depress it is no longer necessary.

Using gentle but steady force, push on the top of the LCD to slide the logic board assembly out of the bottom of the iPod.

Do not push on the battery, as this may puncture it and cause it to combust.

Constantly mind the hold switch plate, making sure it doesn't snag on an edge and tear the ribbon cable.