LG M4720CCBA User manual

www.lg.com
ENGLISH
MONITOR SIGNAGE
MONITOR SIGNAGE MODELS
M4720C
Please read this manual carefully before operating
your set and retain it for future reference.
OWNER’S MANUAL

2
Table of Contents
Accessories 3
Connecting the Stand 4
Connecting the Speakers 5
Portrait Mode 6
Using the Remote Control 7
Part Names and Functions 9
Connecting to External Devices 10
Connecting to Your PC.......................................................................................................10
Using the LAN......................................................................................................................12
Daisy Chaining Set..............................................................................................................13
VESA FDMI Wall Mounting.................................................................................................14
Video Input ...........................................................................................................................15
Component Input (480i/480p/576i/576p/720p/1080i/1080p) ..........................................16
HDMI Input (480p/576p/720p/1080i/1080p) ......................................................................17
User Menus 18
Screen Adjustment Options ..............................................................................................18
OSD Menu ............................................................................................................................20
Adjusting the OSD (On-Screen Display) .........................................................................21
Adjusting the Screen Automatically.................................................................................21
Adjusting Screen Color......................................................................................................22
Adjusting Audio...................................................................................................................28
Adjusting the Timer.............................................................................................................29
Selecting Options ...............................................................................................................30
Screen Tiling Options.........................................................................................................32
USB Options ........................................................................................................................34
Troubleshooting 48
Specifications 51
Controlling Multiple Set A1

3
Optional accessories are subject to change without prior notice to improve the performance of the set. New
optional accessories may be added periodically.
❖ Optional accessories (purchased separately) may vary depending on the model.
❖ Note that optional accessories may look different from those shown here.
Thank you for your purchase. Check to make sure that the accessories shown immediately below have been
included with your set.
❖ Note that the accessories may look different from those shown here.
Speaker Kit
❖ Applicable only for models that support the speakers.
Stand Kit
❖ Applicable only for models that support stand.
Remote Control
/ Batteries
CD-ROM / Cards
D-Sub Signal
Cable
Speaker(2) Screws (4)
/ Cable (2)
Power Cable Audio Cable (PC)
Cable holder/Cable tie
They may not
be available
in some areas
or for some
models.
Included Accessories
Separately Purchased Accessories
Accessories
Stand (2) Screws (4)

4
Connecting the Stand
First, check if the following parts are all present.
Parts
Take the parts for the stand out of the box and assemble them as
shown in the picture.
Place a soft cloth on a table and place the set screen side down upon the table.
Connect the stand as shown below.
Use the screws to secure the stand on the rear side of the set as shown
below.
- Only on some models.
2.
3.
1.
Stand (2) Screws (4)

5
Connecting the Speakers
Attach the speakers to the set using screws as shown below. Then, connect the
speaker cable.
When the speakers are installed.
*Connect the input terminal with the
proper color match.
Remove the paper.
Cable holder
After installing your speakers, use holders and cable ties to organize the speaker
cables.
* This feature is not available on all models.
Cable ties
* This feature is not available on all models.
- Only on some models.

6
Portrait Mode
"When installing in portrait mode, rotate the set clockwise."
- Only on some models.

7
Using the Remote Control
Remote Control Buttons
1
2
5
3
4
7
6
9
8
13
12
11
10
P
A
G
E
INPUT
ENERGY
SAVING
MARK
ARC
ON
OFF

. , !

ABC

DEF

GHI

JKL

MNO

PQRS

TUV

1/a/A

- * #
WXYZ
CLEAR
OK
S.MENU
MONITOR
PSM
AUTO
MUTE
BRIGHT
NESS
MENU
ID
BACK TILE
ON OFF
EXIT
POWER
1
2
5
4
7
6
9
8
13
12
11
10
3
POWER On / Off Button
- Switches the set on from standby or off to
standby.
MONITOR On / Off Button
- Turns off the monitor and then turn it back on.
Number and Letter Buttons
- Type numbers.
It is not available to use Alphabet.
1/a/A Button
- It is not available to use this function.
Volume Up/Down Button
- Adjusts the volume.
PSM Button
- Selects the Picture Status mode.
MUTE Button
- Switches the sound on or off.
MENU Button
- Selects a menu.
- Clears all on-screen displays and returns to
monitor viewing from any menu.
Up/Down/Left/Right Buttons
- Allows you to navigate the on-screen menus
and adjust the system settings to your
preference.
OK Button
- Accepts your selection or displays the
current mode.
BACK Button
- Allows the user to move return one step in an
interactive application.
ID ON/OFF Button
- When the number of input ID is equal to the
number of ID Mode, you can control the
monitor which you want in the multi display
condition.
USB Menu Control Buttons
- Adjusts the USB menu (Photo List, Music
List and Movie List).

8
ENERGY SAVING Button
- Adjusts the Energy Saving mode of the set.
INPUT Select Button
Accesses the Input Signal Window.
Selects the signal type you want using ◄ ►.
CLEAR Button
- It is not available to use this function.
ARC Button
- Selects the Aspect Ratio mode.
BRIGHTNESS Button
- Adjusts the resolution and brightness by
pressing Up and Down.
- In USB mode, the OSD menu has the Page
function to move to the next file list.
AUTO Button
- Automatically adjusts picture position and
minimizes image instability (RGB input only).
S.MENU Button (SuperSign Menu Key)
- It is not available to use this function.
EXIT Button
- Clears all on-screen displays and returns to set
normal viewing from any menu.
TILE Button
- Selects the TILE mode.
Using the Remote Control
1. Slide off the battery cover.
2. Insert the batteries with correct polarity ( + / - ).
3. Close the battery cover.
4. To remove the batteries, perform the installation actions
in reverse.
• Dispose of used batteries accordance with local
regulations to prevent environmental pollution.
Inserting Batteries into the Remote Control
14
15
16
18
19
17
20
21
22
P
A
G
E
INPUT
ENERGY
SAVING
MARK
ARC
ON
OFF

. , !

ABC

DEF

GHI

JKL

MNO

PQRS

TUV

1/a/A

- * #
WXYZ
CLEAR
OK
S.MENU
MONITOR
PSM
AUTO
MUTE
BRIGHT
NESS
MENU
ID
BACK TILE
ON OFF
EXIT
POWER
14
15
18
16
19
17
20
21
22
AAA Type
Input List
AV Component RGB HDMI/DVI

9
Part Names and Functions
Rear View
* LINE OUT
A terminal that is used to connect to the speaker including a built-in amplifier (amp).
Check the connecting terminal of the PC sound card before connecting. If the Audio Out of the PC
sound card only has a Speaker Out jack, reduce the PC volume. If the Audio Out of the PC sound card
supports both Speaker Out and Line Out, convert to Line Out using the card jumper of the program
(refer to your sound card's manual).
* The set image in the user's guide may be different from the actual image.
Power Connector
Connect the power cord.
RS-232C Serial Ports
RGB, HDMI/DVI Ports
HDMI supports high definition input and HDCP (High-bandwidth Digital
Content Protection). Some devices require HDCP in order to display HD
signals.
PC Sound Jack
Connect the audio cable to the LINE OUT* jack of the PC sound card.
Component, AV Ports
USB Port
LAN Port
Speaker Ports
1
2
4
3
6
5
8
7
1 2 43 65 8
7

10
Check that the computer, monitor and the peripherals are turned off. Then, connect the
signal input cable.
Connecting with a D-Sub Signal Input Cable.
Connecting with an HDMI-DVI Signal Input Cable (not included)
* When HDMI PC is used, a compatibility problem may occur.
MAC
Macintosh Adapter (not included)
Use the standard Macintosh adapter since an incompatible adapter
that uses a different signaling system is available on the market.
Connecting to External Devices
Connect the power cord.
PC
PC/MAC
PC
PC
Rear back of the set.
Rear back of the set.
Rear back of the set.
Rear back of the set.
Connect the Audio cable.
(not included)
* Use shielded signal interface cables (D-sub 15 pin cable, HDMI-DVI cable) with ferrite cores
to maintain standard compliance with your set.
Connecting to Your PC
1
2
3
B.
B.
A.
A.