On Thu, 2 May 2002, Bruce Harada wrote:
>=20
> On Wed, 1 May 2002 21:54:56 +0200 (MET DST)
> Juergen Tritthardt <juergent@mpimf-heidelberg.mpg.de> wrote:
>=20
> > To my knowledge the 540C has also a 68LC040 like the 520, the differenc=
e
> > is the clock speed (33MHz external, internal 66MHz). The only classic
> > PowerBook with full featured CPU is the 550. The CPUs are soldered, so =
no
> > easy exchange.
>=20
> Soldered, but on a daughterboard. I'm guessing here, but if you could fin=
d a
> junked 550 (yeah, right) you might be able to swap in its daughterboard w=
ith
> the full 68040.

That's right, but a 550 is VERY hard to get. I'm afraid that's true for
damaged ones. I read they had been only sold in japan.


=09Regards
        J=FCrgen
--=20
J=FCrgen Tritthardt              Max-Planck-Institut f=FCr med. Forschung
Tel. 06221/486279                          Abt. Biomedizinische Optik
Fax. 06221/486225                       Jahnstr. 29, 69120 Heidelberg