... Installation and Solution The RP208CN has self-protection system and self-check function. The Keypad RP208CN User s and Installer’s Manual Page 19, Total 67INDEXCHAPTER 1- SUMMARY OF USER S COMMANDS ... 1 and 2 simultaneously, and for at least two seconds, willactivate a Panic Alarm. Press 4 and 5 simultaneously, and for at least two seconds, willactivate a Fire Alarm. RP208CN User s and ... “Beep-”. RP208CN User s and Installer’s Manual Page 10, Total 67The selected User Code is now in effect.Deleting User s CodesAt times, it may be desirable to completely delete a User Code....