Fujitsu TeamPad PBT7500-16 Operation Manual page 26

The LED turns green while the unit is being charged. The LED turns off when charging
has completed. Charging time is approximately 2.5 hours.
NOTE
•
When the LED flashes green at an interval of approximately 0.5 seconds, it indicates
that charging is not happening correctly. In this case, the battery voltage may be below
the specified voltage, or even the charged voltage may not reach the specified value,
or the battery may simply be damaged.
The battery should be replaced with a new one. The LED turns off when the plug of
the AC adapter is pulled out of AC inlet.
•
Charging cannot be performed when the LED flashes red, because the AC adapter
voltage is below the specified voltage
The AC adapter may have a problem, therefore contact a field support service
representative. The LED turns off when the plug of the AC adapter is pulled out of
the AC inlet.
Charge with the dual battery pack charger
The steps below describe charging the 7500 main battery with the dual battery pack charger
(PBT7531-03). The picture below shows the dual battery pack charger with one 7500 main unit
battery in correct charging position.
(1) Connect the AC cable, which accompanies the dual battery pack charger, to the pack charger.
(2) Verify the voltage levels of the AC cable correspond with the AC outlet. Insert the AC cable in
the AC outlet.
(3) Connect the battery to the battery pack charger. Up to two batteries can be connected
simultaneously.
Ø Charging will automatically begin.
The LED turns green while the unit is being charged. The LED turns off when charging
has completed. Charging time is approximately 2.5 hours.
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