LG CM4320, CM4520-AU User Manual

OWNER’S MANUAL

Mini Hi-Fi System

Please read this manual carefully before operating
your set and retain it for future reference.

CM4620 (CM4620, CMS4620F),
CM4520 (CM4520, CMS4520F, CMS4520W),
CM4420 (CM4420, CMS4520F), CM4320 (CM4320, CMS4320F)

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Getting Started2

Safety Information

1

Getting Started

CAUTION: TO REDUCE THE RISK OF ELECTRIC

SHOCK DO NOT REMOVE COVER (OR BACK) NO

USER-SERVICEABLE PARTS INSIDE REFER SERVICING

TO QUALIFIED SERVICE PERSONNEL.

WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK
HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN
OR MOISTURE.

WARNING: Do not install this equipment in a
con ned space such as a book case or similar unit.

CAUTION: Do not block any ventilation openings.
Install in accordance with the manufacturer’s
instructions.
Slots and openings in the cabinet are provided for
ventilation and to ensure reliable operation of the
product and to protect it from over heating. The
openings shall be never be blocked by placing
the product on a bed, sofa, rug or other similar
surface. This product shall not be placed in a built­in installation such as a bookcase or rack unless
proper ventilation is provided or the manufacturer’s
instruction has been adhered to.

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

This lightning  ash with arrowhead
symbol within an equilateral triangle
is intended to alert the user to the
presence of uninsulated dangerous
voltage within the product’s
enclosure that may be of su cient
magnitude to constitute a risk of
electric shock to persons.

The exclamation point within an
equilateral triangle is intended
to alert the user to the presence
of important operating and
maintenance (servicing) instructions
in the literature accompanying the
product.

CAUTION: This product employs a Laser System.
To ensure proper use of this product, please read
this owner’s manual carefully and retain it for future
reference. Shall the unit require maintenance,
contact an authorized service center.
Use of controls, adjustments or the performance of
procedures other than those speci ed herein may
result in hazardous radiation exposure.
To prevent direct exposure to laser beam, do not
try to open the enclosure.

CAUTION concerning the Power cord

Most appliances recommend they be placed upon
a dedicated circuit;

That is, a single outlet circuit which powers only
that appliance and has no additional outlets or
branch circuits. Check the speci cation page of this
owner’s manual to be certain. Do not overload wall
outlets. Overloaded wall outlets, loose or damaged
wall outlets, extension cords, frayed power cords, or
damaged or cracked wire insulation are dangerous.
Any of these conditions could result in electric
shock or  re. Periodically examine the cord of your
appliance, and if its appearance indicates damage
or deterioration, unplug it, discontinue use of the
appliance, and have the cord replaced with an
exact replacement part by an authorized service
center. Protect the power cord from physical or
mechanical abuse, such as being twisted, kinked,
pinched, closed in a door, or walked upon. Pay
particular attention to plugs, wall outlets, and
the point where the cord exits the appliance. To
disconnect power from the mains, pull out the
mains cord plug. When installing the product,
ensure that the plug is easily accessible.

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This device is equipped with a portable battery or
accumulator.

Safety way to remove the battery or the
battery from the equipment: Remove the

old battery or battery pack, follow the steps
in reverse order than the assembly. To prevent
contamination of the environment and bring on
possible threat to human and animal health, the
old battery or the battery put it in the appropriate
container at designated collection points. Do
not dispose of batteries or battery together with
other waste. It is recommended that you use
local, free reimbursement systems batteries and
accumulators. The battery shall not be exposed to
excessive heat such as sunshine,  re or the like.

CAUTION: The apparatus shall not be exposed to
water (dripping or splashing) and no objects  lled
with liquids, such as vases, shall be placed on the
apparatus.

Getting Started 3

1

Getting Started

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Table of Contents4

Table of Contents

1 Getting Started

2 Safety Information
6 Accesories
6 Playable file Requirement
6 – MP3/WMA music file requirement
6 – Compatible USB Devices
6 – USB device requirement
7 Remote control
8 Front panel
10 Rear panel

2 Connecting

11 Connecting to speakers
11 – Attaching the speakers to the unit
11 Optional Equipment Connection
11 – AUX IN Connection
12 – USB Connection
12 – Antenna Connection

3 Operating

13 Basic Operations
13 – CD/USB Operations
13 Other Operations
13 – Programmed Playback
13 – Displaying file information (ID3 TAG)
13 – Searching for a folder
14 – Turn off the sound temporarily
14 – Deleting an MP3/WMA file
14 – DEMO
15 – AUTO DJ playback
15 Radio Operations
15 – Listening to the radio
15 – Presetting the Radio Stations
16 – Deleting all the saved stations
16 – Improving poor FM reception
16 Sound adjustment
16 – Setting the surround mode
17 Setting the Clock
18 – Setting the alarm
18 – Sleep Timer Setting
18 – Dimmer
19 Advanced Operations
19 – Listening to the sound from your

external device
19 – Recording to USB
20 – To select recording bit rate and speed
20 – Dubbing USB to USB

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4 Troubleshooting

21 Troubleshooting

Table of Contents 5

5 Appendix

22 Trademarks and Licenses
23 Specifications
24 Speaker specifications
25 Maintenance
25 – Notes on Discs
25 – Handling the Unit

1

2

3

4

5

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Getting Started6

Unique Features

USB Direct Recording

1

Records music to your USB device.

Getting Started

Accesories

Please check and identify the supplied accessories.

Remote Control (1) Batteries (2)

FM Antenna (1) AM Antenna (1)

Playable file
Requirement

Compatible USB Devices

 MP3 Player : Flash type MP3 player.

 USB Flash Drive :

Devices that support USB2.0 or USB1.1.

 The USB function of this unit does not support

all USB devices.

USB device requirement

 Devices which require additional program

installation when you have connected it to a
computer, are not supported.

 Do not extract the USB device while in operation.

 For a large capacity USB, it may take longer than

a few minute to be searched.

 To prevent data loss, back up all data.

 If you use a USB extension cable or USB hub, the

USB device is not recognized.

 Using NTFS  le system is not supported.

(Only FAT(16/32)  le system is supported.)

 This unit is not supported when the total

number of  les is 1 000 or more.

 External HDD, Card readers, Locked devices, or

hard type USB devices are not supported.

USB port of the unit cannot be connected to PC.

The unit cannot be used as a storage device.

MP3/WMA music file
requirement

MP3/WMA  le compatibility with this unit is limited
as follows.

Sampling frequency : within 32 to 48 kHz (MP3),

within 32 to 48 kHz (WMA)

 Bit rate : within 32 to 320 kbps (MP3),

40 to 192 kbps (WMA)

 Maximum  les : Under 999

 File extensions : “.mp3”/“.wma”

 CD-ROM  le format : ISO9660/JOLIET

 We recommend that you use Easy-CD Creator,

which creates an ISO 9660  le system.

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Remote control

Getting Started 7

Battery Installation

Remove the battery cover on the
rear of the Remote Control, and
insert two (size AAA) batteries
with 4 and 5 matched correctly

• • • • • • a • • • • • •

(POWER) : Switches the unit

1

ON or OFF.

(OPEN/CLOSE) : Opens and

B

closes the disc tray.

PRESETFOLDER W/S :

-Searches for a folder of MP3/
WMA  les. When a CD/USB
containing MP3/WMA  les in
several folders is being played,
press PRESETFOLDER W/S
to select the folder you want to
play.

-Chooses a preset number for a
radio station.

FUNCTION : Selects the function
and input source.

MUTE@ : Mutes the sound.

VOL +/- : Adjusts speaker volume.

• • • • • • b • • • • • •

PROGRAM/MEMORY :

-For storing radio stations if you
have saved radio stations by
using PROGRAM/MEMORY,
you can scroll through them
and select one.

-Listens to your tracks/ les in
any order.

USB REC : USB direct recording.

USB SKIP : Switches between USB

1 and USB 2.

REPEAT(MENU) : Listens to
your tracks/files repeatedly or
randomly.

TUNING-/+ : Selects the radio
station.

C/V

Z

d/M

SOUND EFFECT : Chooses sound
impressions.

AUTO DJ : Selects the AUTO DJ
mode. (For more information refer
to the page 15)

DELETE : Deletes MP3/WMA  les.

• • • • • • c • • • • • •

0 to 9 numerical buttons : Selects
numbered tracks/ les, or preset
number.

INFO : Sees informations about
your music. An MP3  le often
come with ID3 tag. The tag gives
the Title, Artist, Album or Time
information.

SLEEP : Sets the system to turn off
automatically at a specified time.
(Dimmer : The display window will
be darkened by half.)

• • • • • • d • • • • • •

REGION EQ : Chooses region
equalizer.

(Skip/Search) :

-Skips Fast backward or Forward.

-Searches for a section within a
track/ le.

ENTER :

-St

ops playback or r

-Cancels DELETE function.

(Play/Pause) :

-Starts or pauses playback.

-Selects STEREO/MONO.

ecording.

1

Getting Started

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Getting Started8

Front panel

1

Getting Started

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