LG 2004_Rev03 User manual

MFL70424178
OWNER’S MANUAL
Portable
Bluetooth
Speaker
Please read this manual carefully before operating
your set and retain it for future reference.
MODELS
PK7 PK7W
Copyright © 2018-2020 LG Electronics Inc. All Rights Reserved
www.lg.com
2004_Rev03

1 Getting Started
Getting Started2
Getting Started
1
Safety Information
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
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.
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 suf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.
WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK
HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN
OR MOISTURE.
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.
WARNING: Do not install this equipment in a
conned space such as a book case or similar unit.
CAUTION: Do not use high voltage products around
this product. (ex. Electrical swatter) This product may
malfunction due to electrical shock.
CAUTION: No naked ame sources, such as lighted
candles, should be placed on the apparatus.
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 should never be blocked by placing
the product on a bed, sofa, rug or other similar
surface. This product shall not be placed in a built-
in installation such as a bookcase or rack unless
proper ventilation is provided or the manufacturer’s
instruction has been adhered to.

Getting Started 3
Getting Started
1
CAUTION concerning the Power Cord
The Power Plug is the disconnecting device. In case
of an emergency, the Power Plug must remain readily
accessible.
Check the specication page of this owner’s manual
to be certain of the current requirements.
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 device, and if its appearance indicates
damage or deterioration, unplug it, discontinue use of
the device, 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 device.
NOTICE: For safety marking information including
product identication and supply ratings, please refer
to the main label on the bottom or the other surface
of the product.
CAUTION when using this product in environments
of low humidity
yIt may cause static electricity in environments of
low humidity.
yIt is recommended to use this product after
touching any metal object which conducts
electricity.
For models using an adapter
Only use the AC adapter supplied with this device.
Do not use a power supply from another device or
another manufacturer. Using any other power cable
or power supply may cause damage to the device and
void your warranty.

Getting Started4
Getting Started
1
Symbols
~Refers to alternating current (AC).
0Refers to direct current (DC).
Refers to class II equipment.
1Refers to stand-by.
!Refers to “ON” (power).
Refers to dangerous voltage.

Table of Contents 5
1
2
3
4
1 Getting Started
2 Safety Information
6 Unique features
6 Introduction
7 Front
8 Rear
2 Operating
9 Charging the speaker
9 – Charging with the AC adapter
9 – Checking the charging status
10 – Checking Battery status
11 Basic Operations
11 – Using power button
11 – Bluetooth Connection
11 – Bluetooth LED status
12 – Simple Operation Guide
13 Handsfree Function
14 Voice Command
15 Mood light
16 Sound Effect
16 – Setting Sound effect
17 Listening to Music from Your External Device
18 Using BLUETOOTH® wireless technology
18 – Listening to music stored on the
BLUETOOTH devices
21 Multi phone pairing
23 Using the Music Flow Bluetooth App
23 – About “Music Flow Bluetooth” App
23 – Install “Music Flow Bluetooth” App onto
Your Bluetooth Device
24 – Activate Bluetooth with “Music Flow
Bluetooth” App
25 Dual Play Connection (Optional)
27 Other Operation
27 – Resetting
27 – Turn on/off the beep sound
27 – Notice for Auto Power Off
3 Troubleshooting
28 Troubleshooting
4 Appendix
29 Trademarks and Licenses
29 Handling the Unit
30 Specifications
Table of Contents

Getting Started6
Getting Started
1
Unique features
Auto Power Off
This unit supports to turn off by itself for saving
energy consumption. (Page 27)
Portable In
Listen to music from your portable device.
(Smart phone, Notebook, etc.)
BLUETOOTH®
Listen to music stored on your Bluetooth device.
Music Flow Bluetooth
Music Flow Bluetooth is an app designed to let you
take control of some of LG’s latest audio devices.
(Page 23- 24)
Dual Play (Optional)
You can enjoy the sound in stereo by using two
speakers. For enjoying Dual play, you need to
purchase another speaker.
(Available PK series model: 5, 7)
Introduction
Symbol used in this manual
, Note
Indicates special notes and operating features.
> Caution
Indicates cautions for preventing possible damages
from abuse.
Water-proof (IPX5)
This speaker is water-proof according to IPX5.
IPX5 is “Degrees of protection against ingress of
water” However, this system is not completely
water-tight. Avoid the cases below.
yDo not use unit under water or other liquid.
yWhen battery is charging, do not expose the
unit to water.
yWhen port is exposed to water, wipe off it
with a soft dry cloth. Thoroughly dry it before
using the speaker.
yPorts are not water-proof. Make sure close
the port cover securely. Refer to below image.
- Position port cover onto a and securely
press it in b.
The water resistant performance of the system is
based on our measurements under the conditions
herein described. Note that malfunctions as a
result of water immersion caused by misuse by the
customer are not covered by the warranty.
> Caution

Getting Started 7
Getting Started
1
Front
Enhanced
Bass
Clear
Vocal
g h i j k l m n
a
b c d e f
aBattery LED
b
Power LED
c
Bluetooth LED
d
CLEAR VOCAL LED
e
ENHANCED BASS LED
f
Microphone
g
1
Turns On / Off: Press it.
h
j
- Adds a Bluetooth device for multi phone
pairing. (Press and hold j for 2 seconds)
- Changes to Bluetooth mode in portable mode.
(Press j)
* When you connect the portable cable, the
function is changed to portable mode.
i
P : Turn down the volume.
j
O : Turn up the volume.
k
N
- Plays, pauses or skips playback on the
Bluetooth mode. (Page 12)
- Receives a call on the Bluetooth device.
(Page 13)
- Mutes the sound on the portable mode.
l
.()
- Use voice command of your smart device.
(Page 14)
- Changes mood light.
(Press and hold for 2 seconds) (Page 15)
m
CLEAR VOCAL
- Changes sound effect. (Page 16)
n
ENHANCED BASS
- Changes sound effect. (Page 16)

Getting Started8
Getting Started
1
Rear
a
b c d e f
a
Port cover
bDC IN
AC adapter input
c
PORT.IN
Listens to music from your portable device.
d
RESET button
e3
Connects two speakers for dual play.
(Page 25-26)
f
Dual Play LED

2 Operating
Operating 9
Operating
2
Charging the speaker
Charging with the AC adapter
This speaker uses built-in battery. Before using it,
charge the battery by connecting the AC Adapter.
1. Connect the supplied AC power cord to the AC
adapter.
2. Connect the AC adapter cable to DC IN adapter
input.
3. Plug the AC power cord into an AC outlet.
Operating time is approx. 22 hours. It is based
on what fully charged the battery, continuous
playback using 50 % volume level and turning
off mood light and equalizer functions.
It may vary depending on the battery status and
operational conditions.
, Note
Only use the AC adapter supplied with this
device. Do not use a power supply from another
device or manufacturer. If you do not use this
adapter, charging is unavailable or charging time
may differ. And it may cause damage to the
device and void your warranty.
> Caution
Checking the charging status
When speaker's battery is charging, you can check
the charging status by Battery LED.
LED Description
Green Off
Red
Battery is fully charged.
Green Off
Red
Battery is charging.
yIf you listen to the music while charging, it will
take longer to charge.
yWhen the speaker is not charging by
overheating, Battery LED turn on red and
amber alternately. And charging is stopped.
yWhen the speaker’s battery is fully charged,
the Battery LED turn on green for 15 seconds
and then off.
, Note

Operating10
Operating
2
Checking Battery status
If the power turned on, you can check the charging
status by pressing the 1 button for 2 seconds. Then
Battery LED light will change depending on battery
charging status.
LED Description Status
Green
Amber
Red
Battery LED turns
on green.
70 %
10 %
10 %
Green
Amber
Red
Battery LED turns
on amber.
70 %
10 %
10 %
Green
Amber
Red
Battery LED
continuously
blinks in red with
the sound.
70 %
10 %
10 %
yThe Battery LED turn on for 3 seconds, after
the 1 button press for 2 seconds.
yChecking Battery status is not checked when
the speaker is charging.
yIf the speaker is connected to your
smartphone, you can check the battery status
on “Music Flow Bluetooth” app. It may vary
from actual battery capacity. (Only Android)
, Note