From: David Wood (jbevren_at_starbase.globalpc.net)
Date: 2002-06-13 02:16:06
I've seen systems that use the same transformer, where the 'high voltage'
side is actuallky a split winding, whereas only half of the winding is uesd
in 115v installations, and the whole winding used in 240v.
-David
On Wed, 12 Jun 2002, Ray Bryan wrote:
> On Wed, Jun 12, 2002, at 07:59 PM, Daniele Gratteri wrote:
>
> > I have compared the 117V power supply and the 220V one from another drive
> > and I noticed that, on the 220V one, the FUSE is connected to a red and to
> > a
> > black piece of cable and that a black cable is free. Instead, on the 117V
> > unit the FUSE is connected to two black cables from the PSU and the "free"
> > one is red.
> > So, if I exchange the cables connected to the FUSE holder, can I
> > successfully convert a 117V unit to 220V? If yes, should I change the 500mA
> > fuse with a 250mA fuse like an European drive?
> > Or a drive modified in such a way will definately be like a bomb? ;-)
> >
> > P.S. the PSU P/N is the same but the 117V one ends with "-02C" and the 220V
> > with "-03C".
>
> I would not bet money on it; I _would_ bet on the transformer being different for
> the 'states 117 60Hz power than that on the 220 v 50Hz! (Big heavy thing under the
> pc board in back)
>
> --RAy
> --
>
> ---------------------------------------------------------------
> |Raymond C. Bryan 651-642-9890 vox | The battle is sometimes |
> |Raymond Computer 651-642-9891 fax | to the small for |
> |795 Raymond Ave -email: raycomp | the bigger they are |
> |St Paul MN 55114 @visi.com | the harder they fall. |
> |USA Amiga - Commodore | -- James Thurber -- |
> ---------------------------------------------------------------
> http://www.raymondcomputer.com
>
>
> Message was sent through the cbm-hackers mailing list
>
Message was sent through the cbm-hackers mailing list
Archive generated by hypermail 2.1.4.