Main batteries
Laptop batteryThe main battery is the battery used to power laptop computers. When looking to purchase a new main battery from a third-party make sure you're getting the correct battery. Verify the below specifications either from the bottom of the battery or from the computer manufacturer. |
| Laptop Main Battery |
- Type - Get the right battery: Nicad, NiMH, or Li-ion.
- Manufacturer - Some portables may use a certain manufacturer of battery. Verify if a third-party manufacturer's battery was used. Also ensure that the battery is not proprietary and that it is possible to purchase from a third-party.
- Voltage - Verify the Voltage of battery, this amount can vary depending on the battery.
- mAH - Verify the mAH of the battery, this amount can vary depending on the battery.
Warranty
Before purchasing the battery, see if the battery comes with any warranty and how long the warranty may be. This will make things easier if it's defective that it is possible to return the battery for a new battery or for a refund.Prices
Prices can vary depending on quantity of batteries, size, and the age of laptop. Below is a list of the most popular batteries and their price range in the U.S. Dollar.1 NICAD Battery: $80.00 to $150.00
1 NiMH Battery: $100.00 to $160.00
1 Li-Ion Battery: $100.00 to $180.00
Charge the battery properly
Once you have received the battery if it includes documentation for how to charge it for the first time make sure to follow those instructions exactly. Otherwise it's recommended that you charge the battery for at least 24-hours before use.Recycle
See the battery recycling section for further information about properly recycling your old defective battery.CMOS batteries
CMOS Battery
The CMOS battery is used to store system information such as the time and date and should be replaced when receiving error "System battery dead", the computer does not keep the time or date, or if you are losing a dramatic amount of time over a period of time. |
| CMOS Battery |
Before replacing the CMOS battery you need to know what battery the computer is using. This can be done either by opening the computer and locating the battery or through the motherboard or computer documentation. We suggest visiting a local Radio Shack if you've got the battery but can't identify it or to purchase a new battery.
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