Panasonic Toughbook CF-19PJRFXAM Reference Manual page 28

Battery Power
Checking the Remaining Battery Charge
You can check the remaining battery charge on the screen.
(After logging on to Windows)
1
Press +
Fn F9
When the battery pack is inserted (example)
: Normal temperature mode (
: High temperature mode (
When the battery pack is not inserted
NOTE
The battery display may not correspond to the actual remaining battery charge in the cases as below. To correct the
display, perform the Battery Recalibration (
• The battery indicator remains red.
• The indicator lights orange and the display shows 99% for a long time.
• Low battery warning appears soon after a short time of use.
This can occur when the computer is in sleep for a long time without power supply from the AC adaptor.
The battery display may not be the same as that of notification area. This is not a malfunction.
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