special power supply diagram:
8. To Reset to Factory Default
a. Disconnect power from the unit
b. Press and hold # key whilst powering the unit back up
c. On hearing two “Di” release # key, system is now back factory settings
Please note only installer data is restored, user data will not be affected
9. Anti Tamper Alarm
The unit uses a LDR (light dependent resistor) as an anti tamper alarm. If the keypad is
removed from the cover then the tamper alarm will operate.
10.Sound and Light indication