> Sound is OK in everything else.
> Any new appointment I put in seems to sound, it's just stuff I've put in
> previously :-(
> What's hack master ?
A sort of an add-on. If you haven't heard of it, don't worry about it being
the source of problems.
> If I switch on the reminder is there, just no alarm sound, and as you say
> it didn't switch on.
Have you tried a hard reset? if not, perhaps now is the time...