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Battery Power
A Click (Start)/ [start] - [All Programs] - [Panasonic] - [Battery] - [Battery Recalibration].
B When the confirmation message appears, click [Start].
Frequent recalibration of the battery can degrade the battery. A caution message appears when the “Battery
Recalibration” is performed at the shorter interval than approximately a month. In this case, cancel the
“Battery Recalibration”.
C When the message requests shut down of Windows, click [Yes].
The “Battery Recalibration” starts.
After the battery pack is fully charged, discharging starts. When the discharging is completed, the power goes off
automatically.
After the “Battery Recalibration” is finished, normal charging starts.
CAUTION
Do not close the LCD while “Battery Recalibration” is being executed.
NOTE
The temperature range should be 10
°C to 30°C {50°F to 86°F}.
If “Battery Recalibration” is executed at low temperatures, recalibration may not be performed properly.
The “Battery Recalibration” may take a long time due to the large battery capacity. This is not a malfunction.
<CF-C1 Series>
• Full charge: Approximately 2.5 hours [MAX] when only battery pack 1 is installed / Approximatey 3 hours [MAX]
when battery packs 1 and 2 are installed
• Complete discharge: Approximately 2 hours when only battery pack 1 is installed / Approximatey 4 hours when
battery packs 1 and 2 are installed
<CF-F9 Series>
• Full charge: Approximately 3.5 hours [MAX]
• Complete discharge: Approximately 3 hours
“Battery Recalibration” does not increase the battery’s capacity. If “Battery Recalibration” is executed frequently,
deterioration of the battery may result.
If the computer is turned off during the “Battery Recalibration” (e.g., due to power failure, or accidental removal of the
AC adaptor and battery pack), the “Battery Recalibration” will not be completed.
You can also perform the “Battery Recalibration” with the following procedure.
A Restart the computer.
B
Press and hold
F9
while the [Panasonic] boot screen is displayed just after the computer starts the startup procedure.
C When the remaining battery power is displayed, press
Enter
.
D Follow the on-screen instructions.
Windows 7
Windows XP
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