English
Symptom
The battery takes a
long time to charge.
The USB power lamp
has switched off and
the USB device has
stopped charging.
USB power lamp does
not switch off even
though the USB device
has fi nished charging.
It is unclear what the
charging status of
a USB device is, or
whether its charging is
complete.
Charging of a USB
device pauses midway.
Charging of the USB
device pauses midway
when the battery and
the USB device are
being charged at the
same time.
Charging of the USB
device doesn't start
when the battery and
the USB device are
being charged at the
same time.
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Possible cause
The temperature of the battery,
the charger, or the surrounding
environment is extremely low.
The charger's vents are blocked,
causing its internal components to
overheat.
The cooling fan is not running.
The battery's capacity has become
low.
The USB power lamp lights up green to
indicate that USB charging is possible.
The USB power lamp does not switch
off even when charging is complete.
The charger was plugged into an
electrical socket while the USB device
was being charged using the battery as
the power source.
A battery was inserted into the charger
while the USB device was being
charged using a power socket as the
power source.
The battery has become fully charged. This is not a malfunction.
The remaining battery capacity is
extremely low.
Remedy
Charge the battery indoors or in
another warmer environment.
Avoid blocking the vents.
Contact a metabo HPT Authorized
Service Center for repairs.
Replace the battery with one that has
capacity remaining.
Plug the charger's power plug into an
electric socket.
This is not a malfunction.
Examine the USB device that is
charging to confi rm its charging status.
This is not a malfunction.
The charger pauses USB charging
for about 5 seconds when it is
diff erentiating between power sources.
The charger pauses USB charging
for about 5 seconds while it checks
whether the battery has successfully
completed charging.
This is not a malfunction.
When the battery capacity reaches
a certain level, USB charging
automatically begins.