> Zhengrong Zang wrote:
>
> > I haven't used my RCX for a while, I found it doesn't work when I want
> > to download firmware to it today. In fact, it is near non working!
> > The RCX2 tools, nqc, lejos and WinNQC all can't find this RCX, but it
> > can be found in 1% chance even if I put it next to IR Tower, does it
> > mean my RCX no longer works? does anyone has same experience?
Have you tried replacing the battery in the tower?
Have you tried switching the long-range/short-range switch on the front
of the tower?
