SHP-DP728 - How to delete a key tag

1. Unlock and open the door
2. Take the battery cover off
3. Press and hold the [REG] button for 3 seconds
4. Enter the master PIN code + *
5. Hold the key tag OR card to the CARD symbol above the keypad
6. Repeat from step 5 if deleting other key tags OR press the [REG] button to end registration

To delete all key tags OR cards, enter 88 + *