Good copy and great customer service! There was some confusion with my order and it was resolved promptly!
Text excerpt from page 26 (click to view)
Belt clip 1
Align the belt clip as indicated in the illustration and press on PUSH to insert the shaped pin of the clip into the hole in the unit. Turn the clip clockwise as indicated to lock the belt clip to the unit. To detach, gently lift the belt clip at the indicated end and turn it counter-clockwise.
P US H