Well you just have to make sure that the outputs (i.e. the wires going
to the speakers) are not connected to the old amp. Obviously, power to
the old amp won't hurt anything, but you might as well disconnect that
as well. Did you look and see if you have the extra plugs?
--
Mike F.
Thornhill (near Toronto), Ont.
Replace tt with t (twice!) and remove parentheses to email me directly.
(But I check the newsgroup more often than this email address.)