Your Lorex by FLIR DVR / NVR system may include a remote control. If your remote control is not being detected by your DVR / NVR, try the following troubleshooting steps.
To troubleshoot your remote control not being detected by the system:
Ensure that the line of sight between your DVR / NVR system and the remote control is not blocked. Make sure there are no objects blocking the path between the IR receiver on the front panel and the remote control.