- 1). Locate the button on the front of the handheld scanner that has a picture of a lit light bulb on it and a picture of a key over the top of the button. The button is located in the lower left corner of the keypad.
- 2). Press the button to lock the keypad. The light behind the key will turn on.
- 3). Press the button again to unlock the keypad. The light behind the button will turn off.
next post