– 30 –
TROUBLE CONDITIONS (Continued)
* T he beeping that
accompanies a low
battery display (items
4 and 5) can be
stopped by entering
an OFF sequence
(code + OFF)
** Not all systems use
4. SYSTEM LO BAT Indicates that a low system battery condition exists, and
(or BAT with no zone No.) accompanied by a once-per-minute "beeping"* at the
Keypad. CALL FOR SERVICE IMMEDIATELY.
5. LO BAT + zone descriptor Indicates that a low battery condition exists in the wireless
(or BAT with zone No.) transmitter** displayed, and accompanied by a once-per-
minute "beeping"* at the Keypad. CALL FOR SERVICE.
6. Rcvr Jam Wireless part of the system is experiencing RF interference
(or CHECK 90) which may impede reception from wireless sensors.**
7. MODEM COMM Indicates that the control is on-line with the central station’s
(or CC) remote computer. The control will not operate while on-line.
Wait a few minutes. The display should disappear.
8. AC LOSS is displayed The system is operating on battery power only. If only some
(or NO AC) lights are out on the premises, check circuit breakers and
fuses and reset or replace as necessary. CALL FOR
SERVICE if AC mains cannot be restored to the system.
9. Busy-Standby (or dI ) If this remains displayed for more than 1 minute, system is
disabled. CALL FOR SERVICE AT ONCE.
10 OPEN CIRCUIT (or OC ) The keypad is not receiving signals from the control.
11. Long Rng Trbl (or bF) If programmed, back-up Alternative Media communication
has failed. CALL FOR SERVICE IMMEDIATELY.
12. BELL FAILURE Indicates that the wiring connection to the external sounder
(or CHECK 70) is at fault (open or shorted). Accompanied by “beeping” at
the touchpad. CALL FOR SERVICE IMMEDIATELY.