Need to change the battery on your Guardian Lynx Panel? First, make sure your system is disarmed, and then place your system on test mode. Watch the video below for a few additional steps and then you’re all set!

To replace your panel’s battery, please follow these steps:

  • Log in to your Guardian Protection account.
  • Select System Info and then select Test My System.
  • Disarm your system.
  • Remove the AC Adaptor from the outlet.
  • Insert a screwdriver at the top left and right of your panel to wedge it open.
  • Pull the white connector from the battery panel.
  • Use a Phillips-head screwdriver to remove the screw that secures the battery retainer.
  • Remove the battery retainer.
  • Replace the batteries. It will connect to either the two- or three-position connector.
  • Reconnect the battery retainer.
  • Swing the panel back up and lock it into place.
  • Plug the AC Adaptor back into the lower plug outlet, screwing the screw back in.
  • Test your system to make sure it is working correctly.
  • Take your system out of test mode.