Icons on JP-4MED Are Grayed Out

JP Series Replacing LEF Series While Using Existing Wiring

No Audio at Door Station but Video Works at Master Station

No Sound or Video on JP-4HD Sub Master Station

On Screen Menus Work, but Not Receiving Inbound Calls and Cannot Monitor a Door Station

Request to Exit Input Does Not Work While System is in Standby

System Reboots on an Inbound Call

Unable to monitor CCTV Camera from JP-4MED station