The is a compact, self-contained digital access control keypad commonly used for residential and commercial electric locks. Managing its security requires knowing how to update the Master Code (used for programming) and User Codes (used for daily access). Master Code vs. User Code
: The personal code used by individuals to trigger the relay and open the door. How to Change the Master Code aei dk 9830 change password free
: If you make a mistake, press # or wait 10 seconds to cancel and start over. The is a compact, self-contained digital access control