David Earl wrote:
> Doh. It was the display contrast setting. The strap must have got caught
> over the buttons when I was mounting it, and on the start up display the
> OK button pressed enough times (with one crucial press of the down arrow
> key) will push the contrast up to unusable. It does require the button
> to be pressed _and released_ many times, not just held down, so I am
> still puzzled how this could have happened.
i had this problem with my 301 several times under different conditions:
- unprotected and switched on in the backpack
- extreme temperature (behind windscreen in summer, low when skiing)
in both cases it was also the display contrast setting.
Frank
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