LG CM9940 User Manual
OWNER’S MANUAL
SUPER POWER
MINI HI-FI
SYSTEM
ENGLISH
Please read this manual carefully before operating
your set and retain it for future reference.
CM9940 (CM9940, CMS9940F/W)
www.lg.com
Printed in China
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1 Getting Started
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: This product contains chemicals known
to the State of California to cause cancer and birth
defects or other reproductive harm. Wash hands
after handling.
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
conned space such as a book case or similar unit.
CAUTION: The apparatus should not be exposed to
water (dripping or splashing) and no objects lled
with liquids, such as vases, should be placed on the
apparatus.
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 sucient
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 specied herein may
result in hazardous radiation exposure.
To prevent direct exposure to laser beam, do not
try to open the enclosure.
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 should 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.
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Getting Started 3
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 specication 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.
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.
Grounding
(Except for devices which are not grounded.)
Ensure that you connect the earth ground wire
to prevent possible electric shock (i.e. a Audio
with a three-prong grounded AC plug must be
connected to a three-prong grounded AC outlet).
If grounding methods are not possible, have a
qualied electrician install a separate circuit breaker.
Do not try to ground the unit by connecting it to
telephone wires, lightening rods, or gas pipes.
1
Getting Started
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Getting Started4
IMPORTANT SAFETY
INSTRUCTIONS
1
Getting Started
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings.
Install in accordance with the manufacturer’s
instructions.
8. Do not install near any heat sources such
as radiators, heat registers, stoves, or other
apparatus (including amplifiers) that produce
heat.
9. Do not defeat the safety purpose of the
polarized or grounding-type plug. A polarized
plug has two blades with one wider than the
other. A grounding type plug has two blades
and a third grounding prong. The wide blade or
the third prong are provided for your safety. If
the provided plug does not fit into your outlet,
consult an electrician for replacement of the
obsolete outlet.
10. Protect the power cord from being walked on
or pinched particularly at plugs, convenience
receptacles, and the point where they exit from
the apparatus.
11. Only use attachments/accessories specified by
the manufacturer.
12. Use only with the cart, stand, tripod, bracket, or
table specified by the manufacturer, or sold with
the apparatus. When a cart is used, use caution
when moving the cart/apparatus combination
to avoid injury from tip-over.
13. Unplug this apparatus during lightning storms
or when unused for long periods of time.
14. Refer all servicing to qualified service personnel.
Servicing is required when the apparatus has
been damaged in any way, such as powersupply cord or plug is damaged, liquid has been
spilled or objects have fallen into the apparatus,
the apparatus has been exposed to rain or
moisture, does not operate normally, or has
been dropped.
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Getting Started 5
FCC Compliance Statement
This device complies with part 15 of the FCC
rules. Operation is subject to the following two
conditions:
(1) This device may not cause harmful interference,
and
(2) This device must accept any interference
received, including interference that may cause
undesired operation.
NOTE: This equipment has been tested and found
to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against
harmful interference in a residential installation. This
equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used
in accordance with the instructions, may cause
harmful interference to radio communications.
However, there is no guarantee that interference
will not occur in a particular installation.
If this equipment does cause harmful interference
to radio or television reception, which can be
determined by turning the equipment o and
on, the user is encouraged to try to correct the
interference by one or more of the following
measures:
yReorient or relocate the receiving antenna.
yIncrease the separation between the equipment
and receiver.
yConnect the equipment into an outlet on a
circuit dierent from that to which the receiver is
connected.
yConsult the dealer or an experienced radio/TV
technician for help.
CAUTION : Any changes or modications not
expressly approved by the party responsible for
compliance could void the user’s authority to
operate this equipment.
FCC WARNING: This equipment may generate
or use radio frequency energy. changes or
modications to this equipment may cause harmful
interference unless the modications are expressly
approved in the instruction manual. The user could
lose the authority to operate this equipment if an
unauthorized change or modication is made.
FCC RF Radiation Exposure Statement : This
equipment complies with FCC radiation exposure
limits set forth for an uncontrolled environment.
This equipment should be installed and operated
with minimum distance 20 cm between the
radiator and your body. End users must follow the
specic operating instructions for satisfying RF
exposure compliance. This transmitter must not be
co-located or operating in conjunction with any
other antenna or transmitter.
CAUTION: Regulations of the FCC and FAA prohibit
airborne operation of radio-frequency wireless
devices because their signals could interfere with
critical aircraft instruments.
Responsible Party :
LG Electronics USA, Inc. 1000 Sylvan Avenue
Englewood Clis, NJ 07632
TEL. : +1-800-243-0000
1
Getting Started
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Table of Contents6
Table of Contents
1 Getting Started
2 Safety Information
8 Unique Features
8 Accessories
9 Playable file Requirement
9 – MP3/WMA music file requirement
9 – Compatible USB Devices
9 – USB device requirement
10 Remote control
12 Front panel
14 Rear panel
15 How to Affix the Ferrite Core(For EMI
only)
15 – Affix the Ferrite Core for lighting
cable
15 – Affix the Ferrite Core for front speaker
2 Connecting
16 Connecting to speakers
16 – Attaching the high channel speakers
to the unit
16 – Attaching the low channel speakers to
the unit
17 – Attaching the speaker light cables to
the unit
18 – Stacking the speakers
19 Optional Equipment Connection
19 – AUX IN Connection
19 – PORT. IN Connection
19 – Listening to music from your portable
player or external device
20 – USB Connection
20 – Antenna Connection
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Table of Contents 7
3 Operating
21 Basic Operations
21 – CD/USB Operations
21 – Selecting a folder and
an MP3/WMA file
22 – Deleting an MP3/WMA file
23 Playback effect
23 – SMART DJ playback
24 – DJ EFFECT
25 – DJ Pro.
25 – AUTO DJ playback
26 – JUKE BOX Playback
(Program play)
27 Using a Bluetooth wireless technology
27 – Listening to music stored on the
Bluetooth devices
28 – Using Bluetooth App
29 – NFC
30 – Activate Bluetooth with “LG Bluetooth
Remote” App
30 Radio Operations
30 – Listening to the radio
30 – Improving poor FM reception
31 – Presetting the Radio Stations
31 – Deleting all the saved stations
31 Other Operations
31 – Turn off the sound temporarily
31 – Displaying file information
(ID3 TAG)
31 – DEMO
32 – Using Microphone
32 – Switching on and off the speaker
lighting
32 – Using X-FLASH
33 Sound adjustment
33 – Setting the surround mode
33 – Setting the USER EQ
34 Setting the Clock
34 – Setting the Clock through “LG
Bluetooth Remote” App
34 – Using your player as an alarm clock
35 – Sleep Timer Setting
35 – Dimmer
35 – Auto power down
36 Advanced Operations
36 – Recording to USB
4 Troubleshooting
38 Troubleshooting
38 – General
5 Appendix
39 Trademarks and Licenses
40 General specifications
41 Speakers specifications
42 Maintenance
42 – Notes on Discs
42 – Handling the Unit
1
2
3
4
5
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Getting Started8
Unique Features
Bluetooth®
1
Getting Started
Listens to music stored on your bluetooth device.
Portable In
Listens to music from your portable device. (MP3,
Notebook, etc)
Playback effects
Listens to music with various sound and playback
eects.
USB Direct Recording
Records music to your USB device.
LG Bluetooth Remote
LG Bluetooth Remote is an App designed to let you
take control of some of LG’s latest Audio devices.
Refer to the page 28-30.
Accessories
Please check and identify the supplied accessories.
FM Antenna (1) Remote Control (1)
Batteries (2)
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Getting Started 9
Playable file
Requirement
MP3/WMA music file
requirement
MP3/WMA le compatibility with this unit is limited
as follows.
ySampling frequency : within 32 to 48 kHz (MP3),
within 32 to 48 kHz (WMA)
yBit rate : within 32 to 320 kbps (MP3),
40 to 192 kbps (WMA)
yMaximum les : Under 999
yMaximum folders : Under 99
yFile extensions : “.mp3”/ “.wma”
yCD-ROM le format : ISO 9660/ JOLIET
yWe recommend that you use Easy-CD Creator,
which creates an ISO 9660 le system.
You have to set the disc format option to [Mastered]
in order to make the discs compatible with the LG
players when formatting rewritable discs. When
setting the option to Live File System, you cannot
use it on LG players.
(Mastered/Live File System : Disc format system for
Windows Vista)
Compatible USB Devices
yMP3 Player : Flash type MP3 player.
yUSB Flash Drive :
Devices that support USB2.0 or USB1.1.
yThe USB function of this unit does not support
all USB devices.
USB device requirement
yDevices which require additional program
installation when you have connected it to a
computer, are not supported.
yDo not extract the USB device while in operation.
yFor a large capacity USB, it may take longer than
a few minute to be searched.
yTo prevent data loss, back up all data.
yIf you use a USB extension cable or USB hub, the
USB device is not recognized.
yUsing NTFS le system is not supported. (Only
FAT(16/ 32) le system is supported.)
yThis unit is not supported when the total
number of les is 1,000 or more.
yExternal HDD, Card readers, Locked devices, or
hard type USB devices are not supported.
yUSB port of the unit cannot be connected to PC.
The unit cannot be used as a storage device.
ySome USB may not work with this unit.
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Getting Started10
Remote control
1
Getting Started
• • • • • • • • • • a • • • • • • • • •
(Power) : Switches the unit ON or OFF.
1
(Open/Close) : Opens and closes the disc tray.
B
PRESETFOLDER 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 PRESETFOLDER
to select the folder you want to play.
W/S
-Chooses a preset number for a radio station.
FUNCTION : Selects the function and input source.
MUTE @ : Mutes the sound.
VOL +/- : Adjusts speaker volume.
TUNER MEMORY :
-Stores radio stations.
-Deletes all the saved stations.
USB REC : USB direct recording.
SLEEP : Sets the system to turn off automatically at
a specified time.
(Dimmer : The display window will be darkened by
half.)
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.
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Getting Started 11
• • • • • • • • • • b • • • • • • • • •
REPEAT (MENU) : Listens to your tracks/les
repeatedly or randomly.
TUNING-/+ : Selects the radio stations.
C/V
-Skips Fast backward or Forward.
-Searches for a section within a track/le.
Z
-Stops playback or recording.
-Cancels DELETE function.
d/M
-Starts or pauses playback.
-Selects STEREO/MONO.
SOUND EFFECT : Chooses sound impressions.
AUTO DJ : Selects the AUTO DJ mode. (For more
information refer to the page 25)
DELETE :
-Deletes MP3/WMA les.
-Deletes a song on JUKE BOX list.
(Skip/Search) :
ENTER :
(Play/Pause) :
• • • • • • • • • • 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.
REGION EQ : Chooses region equalizer.
• • • • • • • • • • d • • • • • • • • •
CLOCK : For setting the clock and checking the
time.
TIMER : With the TIMER function you can turn CD,
USB play and TUNER reception on or o at a desired
time.
SET : Conrms the setting.
SMART DJ : Selects SMART DJ mode. (For more
information refer to the page 23)
JUKE BOX :
-Selects JUKE BOX mode.
-Makes your favorites list.
SMART DJ LEVEL +/- : Adjusts SMART DJ eect
sound level.
1
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Getting Started12
Front panel
1
Getting Started
a
b
c
d
e
f
g
h
i
(Power)
a 1/!
DJ EFFECT
b
Selects DJ effect. (For more informaion refer to
the page 24).
SMART DJ
c
Selects SMART DJ mode. (For more information
refer to the page 23)
DJ EFFECT CONTROL
d
Makes a sound on DJ effect mode.
SMART DJ LEVEL
e
Adjusts the Smart DJ Level.
AUTO DJ
f
Selects the AUTO DJ mode. (For more
informaion refer to the page 25).
JUKE BOX
- Makes your favorites list.
- Switches on and off JUKE BOX.
(Open/Close)
g B
Disc tray
h
PORT. IN jack
i
MIC jack
MIC VOL.
j
k
l
m
n
j
NFC allows you to install and open “LG
Bluetooth Remote” app to NFC-enabled phone.
Display.
k
CD
l
Selects the CD function.
USB
Selects the USB function.
AUX / BLUETOOTH / MIC. / PORT. IN
Selects BLUETOOTH, AUX and MIC, PORT. IN
function.
TUNER
Selects the TUNER function.
DJ Pro.
m
Selects CLUB or FOOTBALL Sound function to
mix. (For more informaion refer to the page 22).
DJ Pro.
n
- DJ Pro. Key to select the 6 kinds of sound.
- DJ Pro mode on the CLUB, the Key mapping
the CLUB sound effect playback.
- DJ Pro mode on the FOOTBALL, the Key
mapping the FOOTBALL sound effect playback.
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o
Getting Started 13
1
Getting Started
p
q
r
s
t
u
v
w
o T
- Starts or pauses playback.
- Selects Stereo/Mono.
I
Stops playback or cancels DELETE function.
Y/U
- Skips Fast backward or Forward.
- Searches for a section within a track/le.
MASTER VOLUME
Adjusts speaker volume.
BASS / TREBLE
Adjusts the sound level when setting USER EQ.
SPK LIGHTING / DEMO
- Turn on/off the lighting effects.
- Shows demo.
(
SPK LIGHTING
inside of
:
The red LED lights up of the
Sub Woofer Speaker.)
USER EQ
Controls sound register.
USB REC
p
Records to USB.
USB 1/2 Port
q
You can play or record sound les by
connecting the USB device.
LATIN EQ
r
Chooses sound impressions.
BASS BLAST
Selects the BASS BLAST or BYPASS sound
directly.
ENTER
s
Selects a folder when searching a file.
MULTI JOG / FILE SEARCH
t
- Sets the clock time.
- Selects a folder and a file on CD/USB function.
X-FLASH LEVEL
u
- Selects a X-FLASH mode.
X-FLASH ON / OFF
v
- Selects a X-FLASH ON / OFF mode.
(
X-FLASH : The white LED lights up of the front
Sub Woofer Speaker.)
of
FOLDER
w
Moves to folder and file in selection mode.
DELETE
-Deletes a song on JUKE BOX list.
-Deletes MP3/WMA files. (USB only)
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Rear panel
1
Getting Started
Getting Started14
a
b
d
c
Power cord
a
Caution
>
yConnect the power cord to wall outlet
directly if possible. Or when you use an
extension cable, it is highly recommended
to use an extension cable of 110 V / 15 A
or 230 V / 15 A, otherwise the unit may not
operate properly because of the lack of
power supply.
yDo not overload the extension cord with
excessive electrical load.
e f
g
AUX IN 1/2 connectors (L/R)
b
ANTENNA (FM)
c
SPEAKER LIGHT
d
RIGHT SPEAKER
e
LOW CHANNEL
Connects banana plugs.
HIGH CHANNEL
Connects speaker’s cables.
Cooling fan
f
LEFT SPEAKER
g
LOW CHANNEL
Connects banana plugs.
HIGH CHANNEL
Connects speaker’s cables.
2/3
2/3
2/3
2/3
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