24
English
Symptom
Possible cause
Remedy
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.
3. AC/DC
adapter
Problem
Possible Cause
Possible Solution
The adapter’s error lamp
is blinking red and the tool
does not operate when
switched on.
Output is suspended because the tool or
the AC/DC adapter is overheated.
Allow the tool and AC/DC adapter to
su
ffi
ciently cool down.
The adapter’s error lamp
rapidly blinks red and the
motor does not operate
when the tool is switched
on.
Output is suspended because the tool is
overloaded.
Remove the cause of the overload.
During protective operation,
the LED will blink di
ff
erently
for AC/DC adapter use and
battery use.
This is not a malfunction.
00Book̲M3612DA̲NA.indb 24
00Book̲M3612DA̲NA.indb 24
2020/11/18 9:52:43
2020/11/18 9:52:43
