LG NP1540WP User manual

WIRELESS SPEAKER

NP1540B / NP1540BP
NP1540W / NP1540WP

OWNER’S MANUAL

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

www.lg.com

ENGLISH

CAUTION: TO REDUCE THE RISK
OF ELECTRIC SHOCK DO NOT
REMOVE COVER (OR BACK) NO USER­SERVICEABLE PARTS INSIDE REFER
SERVICING TO QUALIFIED SERVICE
PERSONNEL.

This lightning ash
with arrowhead
symbol within an
equilateral triangle
is intended to alert

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.

important operating and maintenance
(servicing) instructions in the literature

the user to the

The exclamation
point within an
equilateral triangle
is intended to alert
the user to the
presence of

2

accompanying the product.

WARNING:

yTo prevent re or electric shock

hazard, do not expose this product to
rain or moisture.

yDo not install this equipment in a

conned space such as a book case
or similar unit.

CAUTION:

yThe 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.

yNo naked ame sources, such as

lighted candles, should be placed on
the apparatus.

yInternal lithium battery in the unit

should not be replaced by user
because of danger of explosion if
battery is incorrectly replaced ,and
must be replaced with the same type
battery by expert.

yTo avoid re or electric shock, do not

open the unit. contact to qualied
personnel only.

yDo not leave the unit in a place near

the heating appliances or subject
to direct sunlight, moisture, or
mechanical shock.

yTo clean the unit, use a soft, dry cloth.

If the surfaces are extremely dirty, use
a soft cloth lightly moistened with
a mild detergent solution. Do not
use strong solvents such as alcohol,
benzine, or thinner, as these might
damage the surface of the unit.

yDo not use volatile liquids such as

insecticide spray near the unit.Wiping
with strong pressure may damage
the surface. Do not leave rubber or
plastic products in contact with the
unit for a long period of time.

yDo not place the unit over the

vehicle’s air bag. When the air bag
deploys, it may result in injury. Before
using in the car, x the unit.

yDo not leave the unit on an unstable

place such as high shelves. it may fall
down because of the vibration of the
sound.

3

CAUTION : Do not remove battery
incorporated with product for your
safety. If you need to replace the battery,
take it to the nearest authorized LG
Electronics service point or dealer for
assistance.

CAUTION when using this product in
environments of low humidity.

yIt may cause static electricity in

environments of low humidity.

y It is recommended to use this

product after touching any metal
object which conducts electricity.

NOTICE: For safety making information
including product identication and
supply ratings, please refer to the main
label on the bottom of the apparatus.

4

Disposal of your old appliance

electronic products should be

3.

4. For more detailed information

1. When this crossed­out wheeled bin
symbol is attached
to a product it
means the product
is covered by the
European Directive
2002/96/EC.

2. All electrical and

disposed of separately from
the municipal waste stream via
designated collection facilities
appointed by the government or
the local authorities.
The correct disposal of your old
appliance will help prevent potential
negative consequences for the
environment and human health.

about disposal of your old
appliance, please contact your city
office, waste disposal service or
the shop where you purchased the
product.

Disposal of waste batteries/
accumulators

covered by European Directive

2. This symbol may be combined with

3. All batteries/accumulators should

4. The correct disposal of Your old

1. When this crossed­out wheeled bin
symbol is attached
to batteries/
accumulators of
Your product it
means they are

2006/66/EC.

chemical symbols for mercury(Hg),
cadmium(Cd) or lead(Pb) if the
battery Contains more that 0.0005%
of mercury,0.002% of cadmium or

0.004% of lead.

be disposed separately from
the municipal waste stream via
designated collection facilities
appointed by the government or
the local authorities.

batteries/accumulators will help
to prevent potential negative

consequences for the environment,
animal and human health.

5. For more detailed information
about disposal of Your old batteries/
accumulators, please contact Your
city office, waste disposal service or
the shop where You purchased the
product.

5

For Wireless product European Union
Notice

LG Electronics hereby declares that this/
these product(s) is/are in compliance
with the essential requirements and
other relevant provisions of Directive
1999/5/EC, 2004/108/EC, 2006/95/EC,
2009/125/EC and 2011/65/EU.

Please contact to the following address
for obtaining a copy of the DoC
(Declaration of Conformity).

Contact oce for compliance of this
product:

LG Electronics Inc.
EU Representative, Krijgsman 1,
1186 DM Amstelveen, The Netherlands

yPlease note that this is NOT a

Customer Service contact point. For
Customer Service Information, see
Warranty Card or contact the dealer
that you purchased this product.

6

Overview

[Front]

T

-

1

Play / Pause

Power on / o
& Charging LED

Dual pairing LED
& PORT. IN LED

[Rear]

Volume -

+

Bluetooth LED

Volume +

Speaker mode switch
(Left / Mono / Right)

L-MONO-R

CHARGE

Micro USB port
for charging

Portable input
connector

PORT. IN

7

LED Indicator

Status LED

Battery low

Charging

Charged

Turn on

Turn o

Ready for single pairing

Single paired & Ready to play

Ready to detect each other

Paired each other &

Ready for dual pairing

Dual paired &
Ready to play

8

/ Red / Blinking

1

/ Red / Staying

1

/ O

1

or

/ Red / Staying

/ O

/ Red / Blinking

/ Red / Staying

/ Red / Blinking

/ Red / Blinking

/ Red / Blinking (L speaker only)

/ Red / Staying

/ Red / Staying

/ Red / Staying

Charging

CHARGE

L-MONO-R

CHARGE

PORT. IN

[Note]

yThe battery can last up to 5 hours. (Based on 30 % volume, 1 kHz

signal, 600 mV portable input and fully charged status)

yWhen the battery is low, the beep sound is heard in Bluetooth

mode.
yCharging the unit using the PC takes longer time.
yTo prevent electric shock, handle with care during charging.
yAvoid high or low temperature or humidity.
yAC adaptor is not supplied.
yThis unit must always be operated with DC 5 V. certied/listed

adaptor which complies with LPS.
yDo not use the adaptor higher than DC 5 V.

Charging LED
for battery status

yCharging : Red
yCharged : O

Charging time

yAbout 3 hours

9

T

C

Bluetooth Connection

a

Before turning on the unit, move
the mode switch to MONO.

10

L-MONO-R

CHARGE

PORT. IN

L-MONO-R

b

T

-

+

1

1

Press and hold to turn on. The unit
goes into the pairing mode.

Bluetooth Connection

c

Select “LG BT Box (XX:XX)” on your
Bluetooth device. (XX:XX means the
last four digits of BT address.)

d

T

-

+

1

After pairing, the voice notication is
heard and Bluetooth LED stays turned
on. If the unit fails to pair, go to step 1
and try again.

11

Bluetooth Connection

e

z

Play the desired music on the Bluetooth device. After
pairing, you can control playback using the buttons
on the front of the unit.

[Note]

yOnce pairing is performed, it does not need to be done again even

if you turn o this unit.

yTo unpair the Bluetooth device, press and hold T on the front of

the unit for 3 seconds. The unit is unpaired.

12

C

C

T

T

Dual Speaker Connection

* Two speakers are needed to enjoy in stereo.

a

L-MONO-R

CHARGE

PORT. IN

L-MONO-R

CHARGE

b

PORT. IN

Within 5 m

T

-

+

1

T

-

+

1

L-MONO-R

Before turning on the unit, move
the each speaker’s mode switch to
L and R.

L-MONO-R

1

Press and hold to turn on. The two
speakers begin to detect each other
automatically. It takes about 45 seconds
but can be longer depending on use
environment.

1

13

Dual Speaker Connection

c

T

-

+

1

After detecting, beep sound is
heard and dual pairing LED stays
turned on. the unit goes into the
pairing mode. If the units fail to
detect, go to step 1 and try again.

14

d

Select “LG BT Box 2 (XX:XX)” on your
Bluetooth device.

Dual Speaker Connection

e

T

-

+

1

After pairing, the voice
notication is heard and the
Bluetooth LED stay turned
on. If the unit fails to pair, go
to step 1 and try again.

f

z

Play the desired music on the Bluetooth device.
After pairing, you can control playback using
the buttons on the front of the unit.

15

Portable Input Connection

T

a

L-MONO-R

CHARGE

PORT. IN

PORT. IN

<

Connect the unit to the external
device using PORT. IN cable.

16

b

T

-

+

1

1

Press and hold to turn on.
PORT. IN LED stays turned
on.

Portable Input Connection

c

z

Play the desired music on the device
connected to the unit. While the unit is
connected with PORT. IN cable, T in
the front of the unit does not work.

17

Additional Information

yThe operating time on battery is subject to battery status, operational status

and environment conditions.

yThe Bluetooth connection can be disconnected in case that the distance

between the unit and your Bluetooth device is more than the Bluetooth
range limitation.

yThis unit is turned o automatically in case that any button is not pressed or

any input source is not connected for 20 minutes in Bluetooth mode.
yPORT. IN cable (ø 3.5 mm mini stereo cable) is not supplied.
yWhile using PORT. IN connection, Bluetooth connection is unavailable.
yWhile using PORT. IN connection, stereo mode using extra speaker is

unavailable.
yWhen you disconnect PORT. IN connection, previous Bluetooth connection is

repaired to the unit automatically.
yDepending on the type of the Bluetooth device, some devices have a

dierent way of pairing.
yThe sound may be interrupted when the connection is interfered by the

other electronic wave.

18

Additional Information

yIn case that there are obstacles between your Bluetooth device and the unit,

the device cannot be connected even though the distance between both is
less than the Bluetooth range limitation.

yWhen you use dual speaker connection, keep the distance between the

units closer than Bluetooth range limitation. If the distance between the
units is more than the Bluetooth range limitation, the units can be turned o
automatically.

yThe electrical malfunction due to the devices using same frequency such as

medical equipment, microwaves or wireless LAN devices, may make the unit

disconnected.
yThe sound notication function is available in Bluetooth mode only.
yBluetooth connection using the PC or dongle is not supported.

19

Specication

Power Supply y5 V 0 2 A

Power Consumption y2.5 W

Dimensions (W x H x D) yApprox. 83 mm x 95 mm x 83 mm

Net Weight yApprox. 370 g

Operating Temperature y0 °C to 35 °C

Operating Humidity y5 % to 60 %

External Connector

Communication yBluetooth 3.0

Speaker

yDesign and specications are subject to change without notice.

yBuilt-in rechargeable battery

yø 3.5 mm mini jack
yMicro USB port for charging battery

yType : Built-in
yImpedance Rate : 4 Ω
yMax. Output Power : 2.8 W
yTHD: 10%

20

Troubleshooting

No power

yThe battery is discharged. Recharge

the battery.
yConnect the unit to the power

supply with the AC adapter.

No sound or sound distortion

yThe unit or your Bluetooth device’s

volume is set to minimum. Check

and adjust the volume of the unit or

Bluetooth device’s volume.
yWhen you use an external device at

high volume, the sound quality may

be deteriorated. Lower the volume

of the devices.
yIf you use the unit for purposes other

than listening to music, the sound

quality may be lowered or the unit

may not work properly.

yIf the unit does not work well in

Bluetooth mode, switch Bluetooth
o and on again on your Bluetooth
device.

Bluetooth pairing does not work well.

ySwitch Bluetooth o and on again

on your Bluetooth device, then try
pairing again.

yBe sure that your Bluetooth device is

on.

yRemove the obstacle in the path of

the Bluetooth device and the unit.

yDepending on the type of the

Bluetooth device or surrounding
environment, your device may not
be paired with the unit.

21

Troubleshooting

The unit does not operate normally.

yPress the reset hole on the bottom

of the unit using an object like a thin
pin. The unit is reset (Refer to below.).

L-MONO-R

CHARGE

PORT. IN

RESET

yIn case of malfunction, use the

unit in proper place where the
temperature or humidity is not too
high or low.

22

The unit is turned o without voice
notication.

yIn PORT. IN mode, voice notication

on the battery status is unavailable.
When the unit is turned o suddenly
in PORT. IN mode, recharge the
battery.

The charging LED blinks rapidly when
the unit is being charged.

yTurn down the volume of the unit.

The LED stops blinking.