8 hours for the initial charge. Then every few weeks discharge it all the way. Li-on batteries don't have a memory effect but discharging helps keep them on edge.
2006-08-09 14:07:45
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answer #1
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answered by Sir J 7
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Normally the charge time is around the same as the "life" time. A new battery should charge in 3-4 hours.
Check the Dell site for information on you battery. For some model, Dell recommends the "charge and drain" trick to keep the battery working. For others they do not.
2006-08-09 14:03:40
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answer #2
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answered by dewcoons 7
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Don't worry to much about that. It is is an ion battery so no memory. They will only last so long no matter what you do. And if you have a Dell as I do you can always just call them up complain and get a new battery as long as you are still in warranty. Keep extending the warranty's especially on the notebook pc's. It is so worth it. I have an 8100 inspiron and it is about 5 years old and I can name about 4 thousand dollars in parts that have been replaced over the years. Also back up your hard drive on a normal basis. Notebook harddrives don't last long with all the heat and what not. Just a suggestion. Hope that helps.
2006-08-09 14:03:28
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answer #3
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answered by Jim 2
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1. Turn off Wi-Fi and BlueTooth - Most laptops have shortcut keys to instantly disable wireless networking.
2. Don't play computer games, music or DVD movies - Multimedia activities drain laptop batteries.
3. Disconnect all external device like PC Card modems, Firewire, USB devices and optical drives. Use the notebook touchpad instead of an external mouse.
4. Adjust your screen brightness - Dimming your display saves battery power.
5. Tweak Windows Power Options - Choose a Laptop power scheme that turns off the notebook monitor and hard disk after 10 minutes of inactivity.
6. Decrease or mute the Laptop Speaker Volume.
7. Turn off all scheduled tasks.
8. Turn off Auto-save features in Microsoft Office and other applications.
9. If your PC has a built-in wireless card, turn it off or disable it when not in use.
10. Programs that are run from a CD or DVD can be copied to and run from the hard drive, which typically consumes less power than an optical drive.
Looking for the longest battery life laptop ? Actually, many factors affect the amount of time that a laptop battery can deliver power before it must be recharged.
How to extend laptop battery life? Here are some more tips to improve your notebook's battery life:
1. If you do not use your laptop for extended periods of time (a week or more), remove the battery pack from the laptop.
2. Do not expose the battery to high heat or freezing temperatures. Do not leave your battery in your car in the summer. Hot batteries discharge very quickly, and cold ones can't create as much power.
3. Make sure to plug your laptop charger adapter into a UPS and not directly into a power outlet or surge protector.
4. If you have a nickel-metal hydride battery, completely drain and recharge the battery once a month to maximize its capacity to hold a charge.
5. Fully charge new battery packs before use. New pack needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity.
6. For laptops that work as Desktop Replacement, the battery should be re-installed every 3-4 weeks and allowed to fully discharge.
7. Leaving a battery in a laptop while using an electrical outlet for long periods of time will keep the battery in a constant state of charging up and that will reduce the life cycle of the battery.
Battery-saving sleep modes: Should I use Stand By or Hibernate
Standby mode
Use standby to save power when you will be away from the computer for a short time while working - your monitor and hard disks turn off, all applications and open files are stored in RAM. When you want to use the computer again, it comes out of standby quickly, and your desktop is restored exactly as you left it.
Hibernation Mode
Use hibernation to save power when you will be away from the computer for an extended time while working - your computer shuts down to save power but first saves everything in memory on your hard disk. When you restart the computer, your desktop is restored exactly as you left it.
When you choose Start, Turn Off Computer in Windows XP, your options are Stand By, Turn Off, and Restart. To Hibernate, place the cursor over Stand By, then hold down Shift and click.
2006-08-09 14:03:36
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answer #4
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answered by Anonymous
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Initial charge time is usually 24 hours for most batteries.
The way to make it last is to discharge it as completely as possible before recharging whenever you can. Try to avoid using it for twenty minutes, then charging it back up repeatedly. The ideal is to completely discharge the battery every time.
2006-08-09 14:05:29
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answer #5
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answered by mommadillo 4
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how to make the battery last a long time is to not use it. :P
2006-08-09 14:01:05
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answer #6
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answered by codylynn_03 3
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I don't think you can make it last any longer. I don't think you need any initial charge time.
I hate Dell, you should have boughten another computer.
2006-08-09 14:02:27
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answer #7
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answered by You may be right 7
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umm...
well ii have a toshiba laptop and ii have a sumtin to connect my battery to a plug to my laptop.sooo u might wanna call dell and ask or go to....
2006-08-09 14:02:56
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answer #8
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answered by dimplesz_babey23 2
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maybe this site has some info that will help
2006-08-09 16:22:58
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answer #9
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answered by oilman11977 5
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