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Trouble Conditions (cont’d)
• A display of “CHECK” or “TRBL” accompanied by a numeric
display of “9XX,” where XX = 00-99, indicates a system trouble
exists (dialers, bell outputs, ground fault, etc.). These zones are as
follows:
988: 2
nd
RF Receiver – not receiving signals
990: 1
st
RF Receiver – not receiving signals
997: Polling Loop Short
• A display of "COMM. FAILURE" at the Keypad indicates that a
failure has occurred in the telephone communication portion of
your system. CALL FOR SERVICE IMMEDIATELY.
• A display of "SYSTEM LO BAT", accompanied by a once per
minute "beeping" at the Keypad indicates that a low system
battery condition exists. CALL FOR SERVICE IMMEDIATELY.
• A display of "LO BAT" and a zone descriptor, accompanied by a
once per minute "beeping" at the Keypad indicates that a low
battery condition exists in the wireless transmitter displayed.
CALL FOR SERVICE IMMEDIATELY.
• A display of "MODEM COMM" indicates that the control is on-
line with the central station's remote computer. The control will
not operate while on-line.
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