Before use
7
Charging
The rechargeable battery (installed in the unit) is not charged initially. Charge the battery before using the unit.
• The operation indicator (R) lights (red) during charging and goes out when charging finishes.
A
USB charging cord (supplied)
B
USB AC adaptor, etc.
∫
Charging time
Note:
• When using a USB AC adaptor, etc., connect the USB cable first, then plug it into the mains socket.
• Charging may not be performed or may stop if the computer is in or switched to standby or sleep mode.
• Do not use any other USB charging cords except the supplied one. Doing so may cause malfunction.
• The built-in rechargeable battery may deteriorate if it is not used for long periods, so recharge once every 6 months.
• The volume reduces if you use the unit with the USB cable connected.
∫
Battery level notification
• When the battery level drops to 20 %, the operation indicator (R) blinks (red) and an operation tone sounds.
• When you press and hold the [ ] button while the unit is on, you can see the remaining battery charge with the
operation indicators.
Approx. 4.0 hours
• When using a USB AC adaptor (optional) that is capable of supplying an output current of 1500 mA at 5 V DC
• Ambient temperature 25
o
C/When recharging a fully discharged battery
Remaining battery charge
Operation indicator (L)
Operation indicator (R)
71 % to 100 %
Lights (blue)
Lights (blue)
21 % to 70 %
Lights (blue)
Off
6 % to 20 %
Lights (red)
Off
5 % or less
Blinks (red)
Off
USB
