System Fault 9
Battery Cut Off
(Matrix 816 Only)
NOTE: If a fault occurs, the system will generate a descending frequency two-tone sound (error
tone), and the event will be displayed. System fault warnings are generated in Disarmed mode
only and do not conflict with the operation of the system. After restoral, the system fault
warning will turn off automatically. To turn off the sounder before restoral, press `.