Preparation
8
Charging
The rechargeable battery (installed in the unit) is not charged initially. Charge the battery before using the unit.
Connect this unit to a computer using the
USB charging cord.
• The power/pairing LED lights in red when charging is in
progress. When charging is completed, the power/
pairing LED will go out.
• It takes approx. 4 hours to charge the battery from
empty to full.
Note
• Charge in a room temperature between 10
o
C and 35
o
C. Outside of this temperature range, charging may stop and
the power/pairing LED may go out.
• It is not possible to turn the power on or connect to Bluetooth
®
devices during charging. In addition, the noise
cancelling function cannot be used.
• Do not use any other USB charging cords except the supplied one. Doing so may cause malfunction.
• Charging may not be performed or may stop if the computer is in or switched to standby or sleep mode.
A
: Power/pairing 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
• Turn on the computer in advance.
A
B
C
Right (R) side
