How to relock an access door after a fire event

 To relock access doors after a fire event, press [CMD][4][6].

1. Press [CMD][4][6].
2. At the "CYCLE DOOR?" prompt, press [NEXT].
3. At the "UNLOCK DOOR?"prompt, press [ENTER].
4. Choose the door number and press [ENTER]. The number of the door should replace the "U". The door is now locked.
5. Repeat Steps 1 through 4 for all access d