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LG RK3 Simple Manual page 2

High power speaker system
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Precautions on handling a battery
y This unit has a built-in valve regulated lead-acid rechargeable
battery. (12 V/7.0 Ah)
y Do not use the battery in a closed room or near fire.
y Charge the battery under the charging condition specified.
y If any corrosion of the terminals, leakage or deformation of the
case of the battery is found, do not use the battery.
y If the battery leaks, while protecting your hands or clothing,
remove the battery from the device and should be extremely
careful not to infect the skin or eyes.
y If the battery leaks and the liquid inside spills on the skin or
clothing, immediately wash it off with plenty of clean water.
If the liquid splashes into eyes, immediately flush the eyes with
plenty of clean water and consult a doctor.
y Avoid mixed usage of batteries differing in type, manufacturer
or history of use.
y Do not throw the battery in fire nor heat the battery.
y Do not short of battery terminals.
y Do not attempt to disassemble, remodel or destroy the battery.
y Do not place the battery near a child.
y The battery can be replaced. If you need to charge your battery
more and more frequently, it might be time to replace it. The
battery should be serviced by LG Electronics customer care
center.
y Charge fully before storing a battery which has not been in use
for a long period and turn ON/OFF switch off (OFF). Store the
battery in a cool, dry place.
y During storage of the battery, charge it at least once every
three months. If the battery is stored for a long period without
being charged, its battery life may be shortened.
y The used battery must be recycled or disposed of separately
from household waste.
a
b
c d e
f
g
i
h
a MIC VOL. s
Adjusts microphone volume level.
b Port cover
When you don't use the unit, close the port cover
securely.
c MIC IN
Connects a microphone.
d USB port
You can play sound files by connecting the USB device.
e PORT. (Portable) IN
Connects a portable device.
f s MAIN VOL.
Adjusts speaker volume level.
Rear Panel
a
d
e
b
c
Top Panel
g 1 (Standby)
Turns the power on or off.
ECHO / DEMO
- Selects ECHO mode.
- In power off status, if you press ECHO / DEMO,
shows DEMO mode.
VOCAL EFFECTS
Selects VOCAL EFFECTS mode.
VOICE CANCELLER
You can enjoy the function while playing the music, by
reducing singer vocal of music in the various source.
(KEY CHANGER)
Changes the key to suit your vocal range.
h Display window
i F (Function)
Selects the function and input source.
N (Play / Pause)
Starts or pauses playback.
PRESET / REPEAT
- Chooses a preset number for a radio station. /
Stores radio stations by pressing and holding.
- Listens to your files repeatedly or randomly.
- Sees the name of connected all Bluetooth device in
Bluetooth mode.
SOUND EFFECT / BASS BLAST(or BASS BLAST+)
- Chooses sound impressions.
- Press and hold to select BASS (or BASS+) effect directly.
C/V
- Skips Fast backward or Forward. / Searches for a section
within a file by pressing and holding.
- Selects the radio stations.
a FM antenna
b Port cover
When you don't use the unit, close the port cover
securely.
c Battery charging indicator
d Power ON / OFF switch
Switches the unit ON or OFF.
(Battery can be charged even when this unit is in off
(OFF) status.)
e AC in socket
Fully charge the device before using.

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