[iBook] iBook G4 date/time issue

[Matt]

Thats happend to me on my G3 600 after I zap the PRAM.
It sounds like the PRAM battery is going bad.

Matt

--- Clark Martin <cmmac at sonic.net> wrote:

> At 12:46 AM -0400 8/28/05, Samantha Cornell wrote:
> >Recently, I have noticed that the date on my iBook
> (G4 1.2 GHz, 
> >running 10.4.2) has reset, a number of times to
> 1969.  Is this 
> >indicative of a larger problem, or is it simply the
> result of the 
> >battery running down too far?  Has anyone else
> experienced this.
> >
> >In a quite possibly unrelated incident, my latest
> power-on resulted 
> >in an odd tone, a few notes higher than the typical
> start up chime, 
> >which did eventually occur.  This is a new one to
> me.  Any ideas?
> >What on earth did it mean?
> 
> If the battery goes down really low, yes you can
> lose the date and 
> time.  These models have a super cap rather than a
> PRAM battery. 
> This means they can't operate the PRAM / Clock or
> keep up the memory 
> in sleep very long.  It is intended to provide power
> only while 
> changing the battery.  But they have a much longer
> component life 
> than a battery.
> 
> Not sure about the higher chime.
> 
> I'd reset the clock and not worry about it.  If it
> happens again 
> after the deep battery discharge that would confirm 
> the theory.
> -- 
> Clark Martin
> Redwood City, CA, USA
> Macintosh / Internet Consulting
> 
> "I'm a designated driver on the Information Super
> Highway"
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