Preparation
8
Charging
The rechargeable battery (installed in the unit) is not charged initially. Charge the battery before using the unit.
1
Open the USB lid.
• If water droplets are found in the USB lid area, wipe them
off before opening the USB lid.
2
Connect this unit to a computer using the
USB charging cord.
• Within approximately 3 seconds after the connection is
established, the LED on the right earphone will light in
red.
• The LED lights in red when charging is in progress. When charging is completed, the LED will go out.
• Charging will take approximately 1.5 hours from empty state to fully charged. (Quick charging time for 70 minutes
operation: Approx. 15 minutes)
3
Close the charging terminal cover securely.
∫
Attention
Do not touch the charging terminal with wet hand.
• If sweat or liquid is attached to the charging terminal,
malfunction may occur.
Note
• The Bluetooth
®
feature cannot be used when this unit is connected to a computer using the USB charging cord.
• Charge in a room temperature between 10
o
C and 35
o
C (50
o
F and 95
o
F). Outside of this temperature range,
charging may stop and the LED may go out.
• The power cannot be turned on while charging.
• Do not use any other USB charging cords except the supplied one.
A
: LED
B
: USB charging cord (supplied)
• Check the direction of the terminals and plug in/out
straight holding onto the plug. (It may result in
malfunction by the deforming of the terminal if it is
plugged in obliquely or in wrong direction.)
C
: Computer
Caution: Use only the supplied USB charging cord when connecting to a computer.
A
B
C
