I agree that the battery would be a good guess as the source of the problem but need to clarify battery technology and the "memory" problems that older battery technologies pose i.e. NiCad and NiMH so that you can correctly diagnose your potential battery problems.
http://docs.info.apple.com/article.html?artnum=10970 http://docs.info.apple.com/article.html?artnum=16168 Note that the current crop of Apple laptops use Lithium Ion batteries which do not exhibit the "memory" problem. Ward Oldham on 10/15/2002 11:24 AM, Terry Bohach at terryb at mac.com wrote: > This does sound like a bad battery. Battery can develop memory, where > they do/will not hold a charge. You can sometimes kick them over. ie > make them loss their memory. I have done it with other devices but, > never with a laptop. The way you have to do it is to let the battery > run all the way down then recharge it. You have to do this a couple of > times. I think that the newer batteries used in laptops this kind of > issues should not happen. > > Terry > > On Tuesday, October 15, 2002, at 10:15 AM, Brian O'Neal wrote: > >> >> Have you tried a different battery? It kinda sounds like the battery >> to me. >> And per Apple... **See below. >> I have had my ibook for 15 months and I am getting about an hour and >> a half >> per full charge. Unfortunatly, I don?t have warranty or apple care. I >> am >> going to have to spring another 129 to Apple for a new battery. My old >> Powerbook batteries (3400c, 520c) seemed to last forever. But this one >> has >> degraded badly over the last few months. At first it was slow and I >> didn?t >> notice it. Now its just falling off. I could get 2hours about three >> weeks >> ago, now it 1.5 hours. >> >> Try a different battery before you ship it off to APPLE. >> >> Brian O'Neal >> >> >> >> >> >> >> ----------------------------------------------------------------------- >> - >> TOPIC >> >> This document provides troubleshooting steps for an iBook that operates >> normally when plugged into AC power, but may not run on battery. >> >> ----------------------------------------------------------------------- >> - >> DISCUSSION >> >> Symptom >> >> The iBook which operates normally when plugged into AC Power (wall >> outlet), >> does not operate using a battery. >> >> Products Affected >> >> * iBook >> Note: This document only covers the iBook through iBook (FireWire) >> >> Solution >> Try the following steps in the order listed to verify if the problem is >> related to the battery or other component of the iBook. >> >> If the battery does not appear in the Control Strip or has a red X >> through >> it, you may want to try the Battery Update 2.0 available for download >> from >> the Apple Software Updates Web site at http://www.apple.com/swupdates. >> . >> 1. Ensure battery is fully charged by using the proper power adapter >> for >> your iBook computer. If it is not charging, try a different AC outlet. >> The >> power connector on the iBook will glow amber if the battery is >> accepting a >> charge, it will glow green once the battery has reached full charge. >> If the >> power connector is not glowing, you may have an issue with the AC >> adapter or >> AC outlet. >> 2. Reseat battery to ensure it is making good, solid contact with the >> iBook. >> 3. Reset power manager described in article 14449: "PowerBook: >> Resetting >> Power Manager". >> 4. Try a different battery. >> 5. Replace the battery. >> >> >> The next meeting of the Louisville Computer Society will be October 22 >> For more information, see <http://www.aye.net/~lcs>. A calendar of >> activities is at <http://www.calsnet.net/macusers>. >> >> > > > The next meeting of the Louisville Computer Society will be October 22 > For more information, see <http://www.aye.net/~lcs>. A calendar of > activities is at <http://www.calsnet.net/macusers>. > The next meeting of the Louisville Computer Society will be October 22 For more information, see <http://www.aye.net/~lcs>. A calendar of activities is at <http://www.calsnet.net/macusers>.
