Problem
Possible Cause
Possible Solution
The USB power lamp
has switched o
ff
and the
USB device has stopped
charging.
The battery’s capacity has become
low.
Replace the battery with one that has
capacity remaining.
Plug the charger’s power plug into an
electric socket.
USB power lamp does
not switch o
ff
even
though the USB device
has
fi
nished charging.
The USB power lamp lights up green
to indicate that USB charging is
possible.
This is not a malfunction.
It is unclear what the
charging status of a USB
device is, or whether its
charging is complete.
The USB power lamp does not switch
o
ff
even when charging is complete.
Examine the USB device that is
charging to con
fi
rm its charging
status.
Charging of a USB
device pauses midway.
The charger was plugged into an
electrical socket while the USB device
was being charged using the battery
as the power source.
This is not a malfunction.
The charger pauses USB charging
for about 5 seconds when it is
di
ff
erentiating between power
sources.
A battery was inserted into the
charger while the USB device was
being charged using a power socket
as the power source.
Charging of the USB
device pauses midway
when the battery and the
USB device are being
charged at the same
time.
The battery has become fully charged. This is not a malfunction.
The charger pauses USB charging
for about 5 seconds while it checks
whether the battery has successfully
completed charging.
Charging of the USB
device doesn’t start
when the battery and the
USB device are being
charged at the same
time.
The remaining battery capacity is
extremely low.
This is not a malfunction.
When the battery capacity reaches
a certain level, USB charging
automatically begins.
20
English
00Book̲RB18DC̲NA.indb 20
00Book̲RB18DC̲NA.indb 20
2021/08/05 16:34:04
2021/08/05 16:34:04
