Page 7Telephone Line MonitorThe NX-6 has a Telephone Line Monitor that monitors the voltage and current of the telephone line for a detection of afaulted phone line. This condition can also be reported to the central station. If the report is enabled, only theTelephone Line Restore will be reported. (Loc. 37, 39, and 40, pg. 19-20)Temporal Siren Disable NOTE: This feature must NOT be disabled for ULinstallations.If disabled, the Fire siren will be steady and Fire Voltage Out will be the same as Burglary (continuous). If enabled, theFire siren will be temporal. (Loc. 37, pg. 19)Tone Sniff Answering Machine DefeatIf enabled, only one call is required to defeat the answering machine. To use this feature you must have a Hayes 1200Smart Modem. From the computer, call the panel as normal. When the answering machine answers, the panel willhear the tones from the modem and seize the phone line for a download. (Loc. 21, pg. 16)Two Call Answering Machine DefeatIf enabled, to defeat an answering machine, two telephone calls must be made to the premises. On the first call, let thephone ring one or two times. The control panel will detect these rings and start a 45-second timer, during which, thecontrol panel will answer the next call on the first ring. This is not recommended for commercial applications.(Loc. 21, pg. 16)Walk-Test ModeIf enabled, entering [r] [Chime] followed by a user code will allow a walk-through zone test where all zones becomesilent and local (non-reporting). Each time a zone is faulted, the zone light on the LED keypad will illuminate and thechime will sound. The number of the faulted zone(s) will be displayed on the LCD keypad. It will also be entered intoalarm memory and the internal log. To exit at any time during this mode, enter a user code. Otherwise the AWalk-TestMode@ will automatically exit after 15 minutes. (Loc. 41, pg. 21)Wireless Sensor Missing/Low BatteryThe NX-6 will send a report to the central station when a wireless sensor has detected a low battery or has not reportedto the receiver. The "Service" LED will illuminate when either condition exists. (Loc. 37, pg. 19)Zone Bypassed Sounder AlertIf enabled, the NX-6 will beep the keypad sounder upon arming if a zone is bypassed. (Loc. 23, pg. 17)Zone DoublingThis feature allows you to use the six zones on the panel as twelve normally closed zones. When this feature is used,zone seven cannot be a two-wire smoke zone, and European double E.O.L. configuration cannot be used. THISFEATURE DOES NOT INCREASE THE TOTAL NUMBER OF AVAILABLE ZONES BEYOND 16 INCLUDINGWIRELESS. Zones 7 - 12 should not programmed as AFire@ Zone Types when Zone Doubling is used. If one of thetwelve zones must be a fire zone, it must be one of Zones 1 to 6. The corresponding upper zone will becomeunavailable. For example, if Zone 6 is a fire zone, then Zone 12 will not be available. (Loc. 37, pg. 19)Zone TypesThe NX-6 has 20 programmable Zone Types that determine how each zone will function and report. The default ZoneTypes are listed on page 18. (Loc. 110-149, pg. 28)