Technika Freeview Box, model 320 GB T835 Malfunction?

MY Technika Freeview Box, has came up with the following 2 messages, 1] Cant stop recording, [ result, my entire program library has been wiped out ]
2] Hard Drive has failed to initialize, recording, and playback functions disabled, i can watch all progs normally, but as stated no recording, or playback possible, any ideas ?