hi i have a 9449 alarm while i was out there was a power cut . The Alarm went off and auto dailed my mobile i pressed 8 to deactive.Got home the power came back on the sessors show red lights and outside bell box flashing but control panel is dead no dislay no lights ?
Check for an internal fuse, should have a mains one, which should be ok if sensors a illuminating, probably find another on the board, fuses can blow with the surge when power is restored. Failing that, possible faulty board.