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Precautions
● Be Absolutely Sure to Use the Battery Pack With the
Specified Product
If it is used with a product other than the one for which it was
designed, electrolyte leakage, generation of heat, ignition or
rupture may result.
● Do Not Charge the Battery Using Methods Other Than
Those Specified
If the battery pack is not charged using one of the specified
*1
methods
, electrolyte leakage, generation of heat, ignition or
rupture may result.
*1 Refer to the manual of your product (or battery charger).
● Do Not Throw the Battery Pack Into a Fire or Expose It to
Excessive Heat
Generation of heat, ignition or rupture may result.
● Avoid Extreme Heat (Near the Fire, In Direct Sunlight, for
Example)
Electrolyte leakage, generation of heat, ignition or rupture may
result.
● Do Not Insert Sharp Objects Into the Battery Pack, Ex-
pose It to Bumps or Shocks, Disassemble, or Modify It
Electrolyte leakage, generation of heat, ignition or rupture may
result.
• If this product is subjected to a strong impact, stop using it
immediately.
● Do Not Short the Pins of the Connector with Metal Ob-
jects
Generation of heat, ignition or rupture may result.
• Do not place the battery pack together with articles such as
necklaces or hairpins when carrying or storing.
● When the battery pack has deteriorated, replace it with a
new one
Continued use of a damaged battery pack may result in heat
generation, ignition or battery rupture.
● Using this product continuously in a hot environment will short-
en the product life. Avoid use in these types of environments.
● Do not touch the terminals on the battery pack and the com-
puter. The battery pack may no longer function properly if the
contacts are dirty or damaged.
● Do not expose the battery pack to water, or allow it to become
wet.
● Should the battery leak and the fluid get into your eyes, do not
rub your eyes. Immediately flush your eyes with clear water
and see a doctor for medical treatment as soon as possible.
● Store the battery pack in a place with a temperature of be-
tween 10°C to 30°C (50 °F to 86 °F).
● When the battery pack is left installed in a computer, it dis-
charges electricity gradually in small amounts even if the com-
puter's power is off. If left for a long period (several months
or more), the battery pack will over discharge and its perfor-
mance may deteriorate.
If the battery pack will not be used for a long period of time (a
month or more), charge or discharge (use) the battery pack un-
til the remaining battery level becomes 30% to 40% and store
it in a cool, dry place.
● Read the computer's Reference Manual or the Operating In-
structions before use. For how to start up the Reference Man-
ual, please refer to the computer's Operating Instructions.
How to Replace and Charge the Battery Pack
The battery pack is not charged when it is first purchased. Be
sure to charge it before using for the first time.
Refer to the computer's Reference Manual or the Operating In-
structions.
1. Turn off the computer.
2. Slide the latch (A) and open
the cover.
3. Press the release handle (B).
The release handle pops out.
4. Pull the release handle (B) to
draw out the device partway,
and hold the device on its
both sides to remove.
5. Carefully insert the battery
pack into the multimedia
pocket by pushing both
corners until it surely fits in
the slot.
Press the release handle (C) to
set in.
6. Close the cover until it
clicks.
7. Connect the AC Adaptor to
the computer.
The second battery starts
charging after the main battery is fully charged.
● Charging time and operating time vary according to the state
of the computer's power supply and the temperature.
● The battery pack may become warm during charging or nor-
mal use. This is completely normal.
Specifications
Type
Li-ion
Voltage
11.1 V
Capacity
3900 mAh (Typical) / 3700 mAh (Minimum)
Physical Dimensions
Approx. 132 mm x 149 mm x 14 mm
(W x D x H)
{Approx. 5.2" x 5.9" x 0.6"}
Weight
Approx. 365 g {Approx. 0.81 lb.}
Refer to the Operating Instructions about the charging time/oper-
ating time.
For use with I.T.E. Listed Notebook Computer, Panasonic,
Models CF-31
(The statement based on UL standards.)
CAUTION:
Risk of Explosion if Battery is replaced by an Incorrect Type.
Dispose of Used Batteries According to the Instructions.
52-M-1
58-E-1
5
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