Issue
The remote key displays "LOCAL CONTROL" and I am unable to do anything at the keypad.
Solution
Someone is using the keypad on the panel itself; the system only allows one keypad to control the system at a time.
Part numbers D7033, D7024, DS9400i, DS9400M, DS9436, DS9447, D7036, DS9400, FMR-7033, FMR-7036