Re: [Thinkpad] 770 battery doesn't work

One would think that is new, at that price.
The RTC battery lives in the memory compartment. Just remove the cover with
a Phillips head, you'll see it.
If it has never been changed, it is time. They last 3-4 years
----- Original Message -----
From: "Nakayama, Marvin" <Marvin@ADM.NJIT.EDU>
To: "Bruce Markowitz" <scosgt@worldnet.att.net>; <thinkpad@stderr.org>
Sent: Tuesday, July 22, 2003 9:15 AM
Subject: RE: [Thinkpad] 770 battery doesn't work

> Thank you for your reply.
> I bought the battery from Impact Computers:
> http://store.yahoo.com/impactcomputersmiami/02k7019-770.html
> The batteries are advertised as new. Is there any way
> to check if my battery is new?
>
> How can I change the CMOS/RTC battery? Can I do this
> by myself?
>
> When I had a dead CMOS battery before another computer,
> the system clock lost time, but that's not happening
> on my 770. Does this suggest that it might not be the
> CMOS battery?
>
> Marvin
>
> -----Original Message-----
> From: Bruce Markowitz [mailto:scosgt@worldnet.att.net]
> Sent: Mon 7/21/2003 1:14 PM
> To: Nakayama, Marvin; thinkpad@stderr.org
> Cc:
> Subject: Re: [Thinkpad] 770 battery doesn't work
>
>
>
> First of all, did you purchase NEW batterys or ebay "specials", because
just
> about all used 770 batterys are SHOT.
> If it really is a NEW battery, change the CMOS/RTC battery on the 770. A
> dead CMOS battery will prevent the main battery from being seen properly.
> But I still think you bought used batterys, and they are just dead.
> ----- Original Message -----
> From: "Nakayama, Marvin" <Marvin@ADM.NJIT.EDU>
> To: <thinkpad@stderr.org>
> Sent: Friday, July 18, 2003 3:20 PM
> Subject: [Thinkpad] 770 battery doesn't work
>
>
> > I have a 770 (9549-1AU), which is long out of warranty,
> > and the battery doesn't work at all. When the 770 is plugged
> > into the wall and turned on, the battery indicator always
> > shows 0%. If I unplug from the wall, the unit immediately
> > shuts down.
> >
> > At first, I figured this must be a dead battery, so I ordered a new
> battery.
> > When I installed it, it would only charge to something like 60%.
> > Thinking the battery was defective, I returned it and got a replacement.
> > The replacement at first charged to 100%, but a few days later,
> > it didn't hold a charge at all, i.e., 0%. I still have the last battery
> > installed.
> >
> > So now I'm not so sure that the battery is the problem,
> > and maybe it's a problem with the charging system.
> > Any idea? Any low-cost suggestions that I could
> > try?
> >
> > Thanks in advance.
> >
> > Marvin
> >
> > _______________________________________________
> > Thinkpad mailing list
> > Thinkpad@stderr.org
> > http://stderr.org/cgi-bin/mailman/listinfo/thinkpad
>
>
>
>

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Received on Tue Jul 22 13:40:26 2003