Schematic Symbol (image included)

I feel kind of dumb asking this, but what does this mean?
http://img93.exs.cx/my.php?loc=img93&image=schematic.jpg

I thought that it meant tied high, but if that was the case, I would have a direct short a in a section of the circuit not pictured...

Posted by JJ on 24/10/2004, at 09:13 GMT