- Unlock and open the door
- Take the battery cover off
- Press the [REG] button to start registration : Ding Dong
- Enter the master pin + *
- Success : Ding Dong Deng
- Fail : DingdongDingdong
- Enter 8 + * : Ding Dong
- Put the finger on the fingerprint reader and remove finger
- Success : Ding Dong Deng
- Fail : DingdongDingdong (if it has already been deleted or not recognised)
- Repeat from step 5 OR press [REG] button to exit registration
If you want to delete all fingerprints at once, press 9 + * at step 5.