PABX Access Code

1) Enter Installer Code on the panel while disarmed (Default 4112) + 800

2) You Will now see 20 INSTALLER CODE if that was the correct installer code.

3) Press *40

PABX Access Code (This field applies only to the Lynx Plus control.)
If fewer than 6 digits will be entered, exit by pressing [✻]. To clear entries, press ✻40✻.

Lynx Plus SELECTIONS
PABX Access Code
Enter up to 6 digits if PABX is needed to access an outside line. 

4) Press *99 After the screen updates to the next field to exit the programming

Note: GeoArm can change the installer code upon activation

l3000-resideo-honeywell-home-lynx-plus-wireless-control-panel-10