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Troubleshooting Network Problems

1  Press the   (Settings) on the remote to 

access the settings menu. Point the   ( ) [All 

Settings] icon and select by pressing the   

Wheel (OK) button on the remote.

All Settings

( )

2  Select the [Connection] 

 [Wired Connection 

(Ethernet)] or [Wi-Fi Connection] 

 [Advanced 

Wi-Fi Settings].

CONNECTION

TV Name 

Wired Connection (Ethernet)

Not Connected

Wi-Fi Connection

Not Connected

Device Connector
Mobile TV on
Screen Share Settings
HDMI Device Settings

WI-FI CONNECTION

Connection /

                          

     

                           

     

                           

     

                          

     

                            

Add a Hidden Wireless Network
Connect via WPS PBC
Connect via WPS PIN
Advanced Wi-Fi Settings

Picture

Picture

Sound

Sound

Programmes

Programmes

Connection

Connection

General

General

Safety

Safety

Accessibility

Accessibility

Follow the instructions below that correlate to your 

network status.

Check the TV or the AP (Router).

When X appears next to TV:

1

 Check the connection status of the TV, AP 

(Router).

2

 Power off and power on the TV, AP (Router).

3

 If you are using a static IP, enter the IP directly.

4

 Contact internet service provider or AP (Router) 

company.

Check the AP (Router) or consult your Internet 

service provider.

When X appears next to Gateway:

1

 Unplug the power cord of the AP (Router) and 

try to connect after 5 seconds.

2

 Initialize (Reset) the AP (Router).

3

 Contact internet service provider or AP (Router) 

company.

When X appears next to DNS:

1

 Unplug the power cord of the AP (Router) and 

try to connect after 5 seconds.

2

 Initialize (Reset) the AP (Router).

3

 Check that the MAC address of the TV/AP (Router) 

is registered with your Internet service provider. 

(The MAC address displayed on the right 

pane of the network status window should be 

registered with your Internet service provider.)

4

 Check the AP (Router) manufacturer’s website 

to make sure your router has the latest firmware 

version installed.

Summary of Contents for UM751C

Page 1: ... backlights Safety and Reference Please read this manual carefully before operating your set and retain it for future reference MFL71447503 2002 REV01 Questo manuale d istruzione è fornito da trovaprezzi it Scopri tutte le offerte per LG UM751C 50 50UM751C0ZA o cerca il tuo prodotto tra le migliori offerte di Televisori ...

Page 2: ...dtosteamoroil An area exposed to rain or wind Do not expose to dripping or splashing and do not place objects filled with liquids such as vases cups etc on or over the apparatus e g on shelves above the unit Near flammable objects such as gasoline or candles or expose theTV to direct air conditioning Do not install in excessively dusty places Otherwise this may result in fire electric shock combus...

Page 3: ...he grounding electrode Antenna grounding according to the National Electrical Code ANSI NFPA 70 Grounding Except for devices which are not grounded TV with a three prong grounded AC plug must be connected to a three prong grounded AC outlet Ensure that you connect the earth ground wire to prevent possible electric shock Never touch this apparatus or antenna during a lightning storm You may be elec...

Page 4: ...r allow the batteries to overheat Do not dispose of batteries in a fire Batteries should not be exposed to excessive heat Moving When moving make sure the product is turned off unplugged and all cables have been removed It may take 2 or more people to carry largerTVs Do not press or put stress on the front panel of the TV Otherwise this may result in product damage fire hazard or injury Keep the p...

Page 5: ... an optimal connection HDMI cables and USB devices should have bezels less than 10 mm thick and 18 mm width Use an extension cable that supports USB 2 0 if the USB cable or USB memory stick does not fit into yourTV s USB port A B A B A 10 mm B 18 mm Use a certified cable with the HDMI logo attached If you do not use a certified HDMI cable the screen may not display or a connection error may occur ...

Page 6: ...ber of screws 4 4 Wall mount bracket OLW480B LSW640B Lifting and moving the TV Please note the following advice to prevent the TV from being scratched or damaged and for safe transportation regardless of its type and size It is recommended to move theTV in the box or packing material that theTV originally came in Before moving or lifting theTV disconnect the power cord and all cables When holding ...

Page 7: ...for proper ventilation 10 cm 10 cm 10 cm 10cm 10 cm Depending on model 2Connect the power cord to a wall outlet Do not apply foreign substances oils lubricants etc to the screw parts when assembling the product Doing so may damage the product If you install theTV on a stand you need to take actions to prevent the product from overturning Otherwise the product may fall over which may cause injury D...

Page 8: ...in additional accessories from your local dealer Mounting to the Wall Attach an optional wall mount bracket at the rear of theTV carefully and install the wall mount bracket on a solid wall perpendicular to the floor When you attach theTV to other building materials please contact qualified personnel LG recommends that wall mounting be performed by a qualified professional installer We recommend t...

Page 9: ...as not to drop When mounting aTV on the wall make sure not to install theTV by hanging the power and signal cables on the back of theTV Do not install this product on a wall if it could be exposed to oil or oil mist This may damage the product and cause it to fall 75 86UM76 70UM74 82UM76 Do not use a sharp object when you detached the cable cover This could damage the cable or the cabinet It may a...

Page 10: ...enna in the correct direction An antenna cable and converter are not supplied For a location that is not supported with ULTRA HD broadcasting thisTV cannot receive ULTRA HD broadcasts directly Satellite dish Connect theTV to a satellite dish to a satellite socket with a satellite RF cable 75 Ω Depending on model CI module View the encrypted pay services in digitalTV mode Depending on model Check i...

Page 11: ...Available external devices are Blu ray player HD receivers DVD players VCRs audio systems USB storage devices PC gaming devices and other external devices The external device connection may differ from the model Connect external devices to theTV regardless of the order of theTV port If you record aTV program on a Blu ray DVD recorder orVCR make sure to connect theTV signal input cable to theTV thr...

Page 12: ...s the button one time You can adjust the Menu items using the button Turns the power off Changes the input source Adjusts the volume level Scrolls through the saved programmes Using Remote Control Depending on model The descriptions in this manual are based on the buttons on the remote control Please read this manual carefully and use theTV correctly To replace batteries open the battery cover rep...

Page 13: ...ttons Enters numbers Accesses the QUICK HELP Accesses the saved programmes list MORE ACTIONS Displays more remote control functions Edits QUICK ACCESS QUICK ACCESS is a feature that allows you to enter a specified app or LiveTV directly by pressing and holding the number buttons Adjusts the volume level Audio descriptions function will be enabled Accesses your favorite channel list Shows programme...

Page 14: ...nts These access special functions in some menus Using Magic Remote Control Depending on model The descriptions in this manual are based on the buttons on the remote control Please read this manual carefully and use theTV correctly When the message Magic Remote battery is low Please change the battery is displayed replace the battery To replace batteries open the battery cover replace batteries 1 ...

Page 15: ... feature that allows you to enter a specified app or LiveTV directly by pressing and holding the number buttons Audio descriptions function will be enabled Adjusts the volume level MUTE Mutes all sounds MUTE Accesses the Accessibility menu Scrolls through the saved programmes Voice recognition Network connection is required to use the voice recognition function Once the voice display bar is activa...

Page 16: ...p box Home menu When you are not watching via a set top box the display changes to the set top box screen These access special functions in some menus Runs the record function Control buttons Controls media contents Registering Magic Remote Control How to register the Magic Remote Control TousetheMagicRemote firstpairitwithyourTV 1 Put batteries into the Magic Remote and turn theTV on 2Point the M...

Page 17: ...eneral AboutThisTV User Guide Troubleshooting Cannot control theTV with the remote control Check the remote control sensor on the product and try again Check if there is any obstacle between the product and the remote control Check if the batteries are still working and properly installed to to No image display and no sound is produced Check if the product is turned on Check if the power cord is c...

Page 18: ...iod of time may cause image sticking Avoid displaying a fixed image on theTV screen for a long period of time Generated Sound Cracking noise A cracking noise that occurs when watching or turning off theTV is generated by plastic thermal contraction due to temperature and humidity This noise is common for products where thermal deformation is required Electrical circuit humming panel buzzing A low ...

Page 19: ... PAL SECAM B G I D K SECAM L Channel coverage Band DVB S S2 DVB C DVB T T2 46 862 MHz 950 2150 MHz 46 890 MHz VHF III 174 230 MHz UHF IV 470 606 MHz UHFV 606 862 MHz S Band II 230 300 MHz S Band III 300 470 MHz Maximum number of storable programmes 6000 3000 External antenna impedance 75 Ω CI Module W x H x D 100 0 mm x 55 0 mm x 5 0 mm ...

Page 20: ...ept for UM7000 Wireless module LGSBWAC92 specifications Wireless LAN IEEE 802 11a b g n ac Frequency Range Output Power Max 2400 to 2483 5 MHz 5150 to 5725 MHz 5725 to 5850 MHz Not for EU 18 dBm 18 dBm 12 dBm Bluetooth Frequency Range Output Power Max 2400 to 2483 5 MHz 8 dBm As band channels can vary per country the user cannot change or adjust the operating frequency This product is configured f...

Page 21: ...claimers and copyright notices are available for download LG Electronics will also provide open source code to you on CD ROM for a charge covering the cost of performing such distribution such as the cost of media shipping and handling upon email request to opensource lge com This offer is valid for a period of three years after our last shipment of this product This offer is valid to anyone in re...

Page 22: ...The model and serial number of the product are located on the back and on one side of the product Record them below in case you ever need service Model Serial No ...

Page 23: ...S PIN Advanced Wi Fi Settings Picture Sound Programmes Connection General Safety Accessibility For wireless AP Router that have the symbol you need to enter the security key 4 If the connection is successful the Connected to Internet is displayed CONNECTION TV Name Wired Connection Ethernet Not Connected Wi Fi Connection Connected to Internet Device Connector Mobile TV on Screen Share Settings HDM...

Page 24: ...TV or the AP Router When X appears next to TV 1 Check the connection status of the TV AP Router 2 Power off and power on the TV AP Router 3 If you are using a static IP enter the IP directly 4 Contact internet service provider or AP Router company Check the AP Router or consult your Internet service provider When X appears next to Gateway 1 Unplug the power cord of the AP Router and try to connect...

Page 25: ...ection General Safety Accessibility ABOUTTHISTV General Software Version Allow Automatic Updates CHECK FOR UPDATES TV Information Notifications User Guide Quick Help Picture Sound Programmes Connection General Safety Accessibility 1 Check that Wi Fi is enabled on your smartphone To use SmartShare both devices must on the same local network 2 Install run the app for sharing content on your smartpho...

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