Disarm: [4-digit code]
Check Faulted Zones:
Smoke Reset: After resetting the alarm [Command]   to reset the smoke detectors.
* If smoke has not cleared, the alarm may resound. Clear the detector of smoke and repeat the sequence to reset.
Chime Mode On/Off: [Command]  +  to turn the chime on or off. If the Command (CMD) light flashes you may need to enter your code.
Change Code: It is recommended that you call your security company and make changes under their direction.
[Command]  + [Old Code] + [New Code] + [New Code]. There may be an error tone that sounds and you may try a different code.
Power Down Panel: Remove one wire from the battery and unplug the panel transformer if you know where it is. It is a beige box plugged into a nearby power outlet. If you can’t find it, then remove one AC Power wire from the panel.
Product: Home burglar alarm system keypad and business burglar alarm system keypad
User Manual: 621 Manual
User Manual: 623/625 Manual