You have nothing broken, you just need to try few times pressing the frontpanel button, generally it works once on 15-20 tries. So be patient and you will go back to the "Rescue Mode/Image Flash Mode" pressing frontpanel button.

TS
_________________________
DM8000, DM800se, DM500HD, DM800HD, DM7025, DM7020s, DM7000, DM500s
VU+ Solo, VU+ Uno, VU+ Duo, Kathrein UFS910
Tivusat, TNTSat, Fransat, SSR/TSR, BBC1-2-3/ITV
DE-OpenBlackHole 1.4 image : http://www.openblackhole.com/