--- "Michael S. Macdonald" <[EMAIL PROTECTED]> wrote: > Jan wrote: > > > battery is OK and is > >installed the correct way (I've checked each time). > > > >Voltage of battery in circuit, computer plugged in: > >3.53 volts. > > >Plugged back in & restarted. Same problem. (Also, > if I > >have another drive other than ID 0 selected, it > >defaults to 0 to start up.) > > >Earlier, after plugging it back in, I tried zapping > >the pram on a cold start, expecting to get the > monitor > >reset, etc, but it didn't. It zapped, the computer > >started to go through the process of booting but > >stopped near the very beginning. (I don't know at > what > >screen, if any, because the video never came on.) I > >restarted it and everything worked ok (even the > date > >was ok.) Also, the monitor settings are ok and the > >computer even comes up with the fact that i'm > located > >in Honolulu. > > > >Zapping the pram after not unplugging it loses the > >video & the machine sounds like it stops booting. > >Restarting restores computer. > > > >Note: In between all this, I reset the CUDA (30 > sec) > >and although the date reset, the video came up ok. > > I'm not sure I follow all of the above, but here's > another possibility. > You have upgraded your ram, and one of the side > effects is longer boot up > from cold start as the machine does a memory check. > If one of the dimms > exhibits a flaw the boot process is interrupted ie > hangs. > You can disable this memory check by holding down > the command option keys > when you open the memory control panel, and turn off > the memory check via > the control panel that appears (OS 8.5 or later) > > If the symptons disappear, than the culprit may be > with ram rather than the > pram. > > Cheers...Michael > from sunny Vancouver Canada... > > > > LOL I sure understand why it's hard to follow!! I'll try to explain things more precisely in the future.
Q: if the ram is stopping the computer from booting after the computer is unplugged for a few minutes, why would it boot normally otherwise? Q: how do I check each individual ram chip to see which one(s) may be the problem? (this ram has been in the computer for years) Aloha Jan __________________________________________________ Do You Yahoo!? HotJobs - Search Thousands of New Jobs http://www.hotjobs.com -- Power Computing is sponsored by <http://lowendmac.com/> and... 123Inkjets.com <http://lowendmac.com/ad/123inkjets.html> Support Low End Mac <http://lowendmac.com/lists/support.html> Power Computing list info: <http://lowendmac.com/power/list.html> Send list messages to: <mailto:[EMAIL PROTECTED]> To unsubscribe, email: <mailto:[EMAIL PROTECTED]> For digest mode, email: <mailto:[EMAIL PROTECTED]> Subscription questions: <mailto:[EMAIL PROTECTED]> List archive: <http://www.mail-archive.com/powercomputing%40mail.maclaunch.com/> Using a Macintosh? Get free email and more at Applelinks! <http://www.applelinks.com>
