| MAIN BATTERIES
The main battery is the battery used to power
portable computers when a supplement of steady power is unavailable. When looking to
purchase a new main battery from a third-party, ensure that you have verified through the
manufacturer of the portable computer that you are getting the correct type of battery.
Verify the below specifications (this information may be also listed on the battery):
| Type: |
Verify the type of battery required: NICAD / NiMH / 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 upon the
type of battery. |
| Mah: |
Verify the Mah of the battery, this amount can vary depending upon the
type of battery. |
Before purchasing the battery, see if the battery comes with
any type of warranty and how long the warranty may be. Ensure that if the battery is
defective that it is possible to return the battery for a new battery or for a refund.
Once you have received the battery, generally, instructions
should be included on how to charge the battery properly for first use. If no instructions
are included, it is recommended that you charge the battery for at least 24 hours before
use.
| BATTERY |
ESTIMATED PRICE |
| 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 |
Prices can vary depending upon quantity of
batteries and how old the laptop may be.
CMOS BATTERIES
The CMOS battery is used to store system information 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.
Before replacing the CMOS battery, you
will need to determine the type of CMOS battery you are using. We have listed pictures of
the various types of batteries found in computers on our CMOS
Battery Help page. Once you have located the battery, you should be able to find all
information required on the battery itself. If you are unable to locate any information
about the battery or are having a difficult time finding a replacement, we recommend that
you visit a local Radio Shack and see if the sales
representative can help you identify the battery.
| BATTERY |
ESTIMATED PRICE |
| CMOS coin battery |
$1.00 to $10.00 |
| CMOS RTC battery |
$2.00 to $20.00 |
Prices can vary.
BRIDGE BATTERIES
The Bridge battery is a small battery that holds a charge for a
sufficient amount of time while the end-user swaps a battery that may be going good with
a known charged battery. If you believe that this battery is defective or bad, it is
recommended that you contact your portable manufacturer for a
replacement part.
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