How to Troubleshoot the Armed LED on D621 Keypad D6412, D4412 Panels

[#1]

Issue

What would cause the Armed LED to not function on an LED Command Center, while arming the system?

Solution

To correct the Armed LED try the following steps:

1. Recycle power to the command center, and the panel.

2. Readdress the command center, anything other than address one. Then reprogram the command center for the same address number, and reset the panel.