[rescue] Maybe Wanted: Early PowerPC Macintosh Systems

[Andrew Weiss]

Mac batteries are 3.6V (barrel type), and 4.7 (5?)V square type 
(Performa)

Andrew

On Monday, April 22, 2002, at 08:10 AM, Mike Hebel wrote:

> GSM> Sounds like a dead battery to me. Power PC MACS won't start 
> without a good
> GSM> battery in them. I'm not familiar with the model you have, but if 
> it uses
> GSM> a 1/2 AA battery with a long nose, the photo battery equivalent 
> (slightly
> GSM> longer, flat nose) works just as well and is about 1/2 the price 
> (and
> GSM> available almost everywhere).
>
> BZZT!  The photo battery is 12V while the proper battery is less (6.5V
> IIRC - I'll have to rummage for one around here).  If you put the photo
> battery in there you'll most likely let the magic smoke out of the
> PRAM circuits.  Besides, I think someone else mentioned that this
> particular model used the square two-wire battery as a few odd models
> are configured to do.
>
> Mike Hebel                        mailto:nimitz at owc.net
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