Honeywell ADEMCO LYNXR Series User Manual (English)

Questions and Answers:

A
anthonyhillAug 12, 2025
Why is my Honeywell ADEMCO LYNXR keypad beeping periodically?
- R
  Raymond ClarkAug 12, 2025
  Periodic beeping from your Honeywell Security System keypad can indicate several issues. First, the system might be in Test mode; enter your code followed by OFF to exit. Second, a transmitter low battery may have occurred and is being displayed; enter your code followed by OFF and replace the battery. Third, a supervision fault may have occurred; check the indicated transmitter and restore communication to the receiver to cancel the condition. Lastly, it could be due to a system low battery, in which case you should replace the system battery.
J
Juan PhillipsAug 16, 2025
Why does my Honeywell Security System detector keep alarming for no apparent reason?
- D
  deborah05Aug 16, 2025
  If your Honeywell Security System detector is alarming without an obvious cause, it could be due to a few reasons. Dust or dirt in the sensing chamber may be triggering it; clean the unit's sensing chamber with a vacuum cleaner according to the unit's instructions. It could also be due to an improper location; consult the unit's instructions for locations to avoid and relocate the detector if necessary. Finally, the unit might be malfunctioning, in which case you should replace the detector.
L
Lee LopezAug 19, 2025
What to do if I see a low battery message on my Honeywell Security System keypad?
- J
  jennifer07Aug 20, 2025
  If you see a low battery message on your Honeywell Security System keypad, it could be due to several reasons. It could be that the system battery is low or missing, in which case you should replace the system battery. Alternatively, the remote RF keypad/button battery might be low, so replace the battery in the RF keypad. Finally, the transmitter for a specific zone might have a low battery, so replace the battery in the displayed transmitter.
J
Joseph EricksonAug 23, 2025
How to fix a Honeywell Security System that does not arm properly because the READY light is not on?
- M
  Megan PerryAug 23, 2025
  If your Honeywell Security System isn't arming and the READY light is off, this is likely due to open or faulted zones. Check for any zones that are currently faulted and ensure they are intact. If needed, you can use Bypass arming.
C
courtneyphamAug 31, 2025
What to do if my Honeywell ADEMCO LYNXR Security System keypad is not responding to keystrokes?
- C
  coopersabrinaAug 31, 2025
  If your Honeywell Security System keypad isn't responding to keystrokes, it might be because the system is communicating with a downloader at the central station; wait until the download session is finished. Alternatively, the system may have just been powered on and is in its one-minute initialization period; wait for initialization to finish, or bypass this time by pressing '#' + '0'.
S
stuart55Sep 3, 2025
What should I do if the transmitter zone number appears during Transmitter Sniffer mode on my Honeywell ADEMCO LYNXR, but does not clear?
- K
  kennethdavisSep 3, 2025
  If the transmitter zone number appears during Transmitter Sniffer mode but doesn't clear, it could be that the Transmitter zone type (ZT) is set to 00 (Not Used); set ZT to a valid active zone type in field ?56. It may also be that the transmitter battery is not installed; install the proper battery. Lastly, for a 5800 System transmitter, ensure it's "entered" in the system in field ?56 or ?83.
D
Dawn BrownSep 8, 2025
Why is the siren sounding on my Honeywell ADEMCO LYNXR Security System's detector?
- E
  ericjohnsonSep 8, 2025
  If the siren is sounding on your Honeywell Security System's detector, it could be because the unit isn't receiving the required power; check for proper battery installation and try a new battery. It's also possible that the unit is malfunctioning, in which case you should replace the detector.