First Alert FA120C ユーザーズマニュアル

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TROUBLE CONDITIONS

dl: If this remains displayed for more than 1 minute, your system is

disabled. CALL FOR SERVICE IMMEDIATELY.

CC: The system is in communication with the central station for change of

function or status verification. If this message persists for more

than 10 minutes, CALL YOUR SERVICE COMPANY.

FC: A communication failure has occurred. CALL FOR SERVICE

IMMEDIATELY.

O C The keypad is not receiving signals from the control panel and sees

an open circuit. 

If this message persists for more than 10 minutes,

CALL YOUR SERVICE COMPANY.

FOR SERVICING INFORMATION,

SEE PAGE 43