MikeSel, on Jan 11 2007, 09:44, said:
On my device I have to press shift the the - key turns to a _ it's the key after the zero on the top line..
Thanks Mike - that was it. Indeed I see that's how a whole load of other characters are input too - I just hadn't got round to noticing I didn't know where they were also!! (I had a feeling the answer was staring me in the face, and thinking about it now it sounds so obvious not least given it's exactly the same method as I get half the symbols day-in-day-out on a normal PC keyboard!)
GrimReaper - Our keyboard inputs must be different to the M3100 (no blue circle). Thanks for the prompt response anyway.