Flickering Display

[diamond26]

Got a customer with a Gardtec 580 control panel. when unset, 8 segment display flickers constantly, when any key is pressed, display is back to normal, all works fine. been in touch with tech support, but not much help, anyone any ideas..

[Guest anguscanplay]

http://www.thesecurityinstaller.co.uk/comm...ckering+display