LG NP1540B, Owner'S Manual, Page: 8 / 22

8
L-MONO-R CHARGE PORT. IN
CHARGE
Charging LED
for battery status
y Charging : Red
y
Charged : Off
Charging time
y
About 3 hours
y
The battery can last up to 5 hours. (Based on 30 % volume, 1 kHz
signal, 600 mV portable input and fully charged status)
y
When the battery is low, the beep sound is heard in Bluetooth
mode.
y
Charging the unit using the PC takes longer time.
y
To prevent electric shock, handle with care during charging.
y
Avoid high or low temperature or humidity.
y
AC adaptor is not supplied.
y
This unit must always be operated with DC 5 V. certified/listed
adaptor which complies with LPS.
y
Do not use the adaptor higher than DC 5 V.
[Note]
Charging