on 10/16/02 8:54 AM, Ben Smith (QM Systems) at [EMAIL PROTECTED] wrote: > > >> -----Original Message----- >> From: Duo/2400 List >> [mailto:[EMAIL PROTECTED]]On Behalf >> Of Eric L. Strobel >> Sent: Wednesday, October 16, 2002 4:41 PM >> To: Duo/2400 List >> Subject: [Duo2400] Re: [2400] Trick to switching batteries? >> >> >> on 10/16/02 11:36 AM, Ben Smith (QM Systems) at >> [EMAIL PROTECTED] >> wrote: >> >>>>> Seem to remember a gadget in my PowerBook 160 days, >> that was simply a 9v >>>>> battery attached to a power cord plug. You'd >> temporarily attach to power >>>>> socket of powerbook, then swap batteries in sleep. >>>> I remember that thingy also, but several inquiries on >> this list haven't >>>> brought forth anyone who knows where to get one for a >> Duo or a 2400. You'd >>>> think some genius with the smell of solder wafting about >> them would've come >>>> up with a homemade version by now. >>> Unless your PRAM battery is shot, you should have several >> minutes in >>> which to swap batteries while the PB is sleeping, >> otherwise just close >>> down fully first. >> >> Ah, but many folks have aging PRAM batteries. Wouldn't >> such a thingy help >> extend the life of the PRAM battery? Or better yet, how >> long could, say, a >> Duo, run on one of these WITHOUT going to sleep?? Be >> pretty cool to swap >> batteries 'on the fly'... >> >> - Eric. > Don't even think of trying to do it on the fly unless you are using > 12V and can supply 1.5A for a reasonable time, with a 9V battery the > PB would crash instantly. > It would be cheaper and simpler to just replace the PRAM battery. > Ben. > NB I don't think that this would extend the PRAM battery life much as > you are going via the DC controller board and your 9V battery would > probably be flat within the hour. > I have one of those, and with our 2400's being so sensitive, (re: easy to make/ have a bad IO board)...I wouldn't even think to use it...get yourself a new PRAM battery.
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