SHP-DH537 - How to register a user PIN code

1. Unlock and open the door
2. Take the battery cover off
3. Press the [REG] button to start registration : Ding dong
4. Enter the master pin code + *
   • Success : Ding Dong Deng, Ding ding
   • Failed : Dingdongdingdong (If it’s wrong)
5. Enter 1 + *
6. Enter 1 + *
7. Enter the new user pin code + *
   • Success : Ding Dong Deng
   • Failed : Dingdongdingdong (if it’s already registered or less than 4 digits)
8. Repeat from step 7 if registering other user pin codes OR press [REG] button to end registration