twice. Then 4 key fob LEDs blink green 6 times security system devices
The central LED lights up green for a few
seconds Linking a key fob to the security system
Firmware version 3.18 and higher
The central LED lights up green for
approximately half a second
The system has executed the key fob command
Firmware version 3.18 and higher
The central LED lights up red for approximately
half a second
The system has not executed the key fob
command — integrity verication is enabled in
the system and one of the devices is faulty
Firmware version 3.16 and lower
After the main indication, the central LED lights
up green once and gradually goes out
Firmware version 3.18 and higher
After the main indication, the central LED lights
up red once and goes out gradually
The key fob battery needs replacement. In this
case, the key fob commands are delivered to
the security system.
Firmware version 3.16 and lower
Continuous short ashes of green light
Firmware version from 3.18 to 3.52
Continuous short ashes of red when a key fob
with rmware version from 3.18 to 3.52 is used.
Key fobs with rmware version 3.53 and
latestdo not function when the battery charge
level is unacceptably low, do not communicate
commands to the hub, and do not notify with
LED indication
The battery charge level is unacceptably low.
The battery needs replacement.
In this operation mode, the key fob commands
are not delivered to the security system.
Connecting the key fob to the Ajax Security System
Connection to hub
What is system integrity check?
Battery replacement
Battery replacement