AEI DK-9830 Installation and Operation Instructions - Manualzz
: Press * followed by your current Master Code (e.g., 1234 ), then press # . Access Master Code Location : Press 0 .
Reconnect power; the amber LED will flash and the buzzer will beep. Move the jumper back to "OFF." Press # once. The Master Code is now reset to 1234 .
If you have lost your Master Code and cannot enter programming mode, you can use the jumper method to reset it to the default 1234 : Disconnect the power supply.