LG 25UM55 User manual

www.lg.com
Owner's Manual
IPS LED MONITOR
(LED MONITOR)
25UM55
25UB55
29UM55
29UB55
Please read the safety information carefully before using the
product.
IPS LED Monitor (LED Monitor) Model List
ENGLISH

2
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ENGLISH
Contents
CONTENTS
32 CUSTOMIZING SETTINGS
32 ActivatingtheMainMenu
33 Customizingsettings
33 - MenuSettings
33 - -Easycontrol
34 - -Function
35 - -PBP
36 - -Screen
37 - -Settings
38 - -Reset
39 - ReaderSettings
40 TROUBLESHOOTING
42 SPECIFICATIONS
42 25UM55
43 25UB55
44 29UM55
45 29UB55
46 Factorysupportmode
(PresetMode,DVI-D/HDMI/PC
DisplayPort)
46 HDMITiming(Video)
46 PowerIndicator
47 PROPER POSTURE
47 ProperPostureforUsingtheMonitor
3 LICENSE
4 ASSEMBLING AND
PREPARING
4 ProductComponents
5 ComponentandButtonDescription
9 MovingandLiftingtheMonitor
10 InstallingtheMonitor
10 - Assemblingthestandbase
13 - Usingthecableholder
14 - Detachingthestandbase
17 - Detachingthestandbody
18 - Installingontoatable
19 - Adjustingthestandheight
20 - Adjustingtheangle
22 - Pivotfeature
23 - UsingtheKensingtonlock
23 - Installingthewallmountplate
24 - Installingtoawall
25 USING THE MONITOR
25 ConnectingtoaPC
25 - DVIconnection
26 - DisplayPortconnection
27 - HDMIconnection
28 ConnectingtoAVDevices
28 - HDMIconnection
29 ConnectingtoExternalDevices
29 - Headphoneportconnection
30 INSTALLING LG MONITOR
SOFTWARE

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LICENSE
LICENSE
Eachmodelhasdifferentlicenses.Visitwww.lg.comformoreinformationonthelicense.
ThetermsHDMIandHDMIHigh-DefinitionMultimediaInterface,andthe
HDMIlogoaretrademarksorregisteredtrademarksofHDMILicensingLLC
intheUnitedStatesandothercountries.
VESA,VESAlogo,DisplayPortComplianceLogoandDisplayPort
ComplianceLogofordual-modesourceareallregisteredtrademarksofthe
VideoElectronicsStandardsAssociation.

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ASSEMBLING AND PREPARING
ASSEMBLING AND PREPARING
Product Components
Pleasecheckwhetherallthecomponentsareincludedintheboxbeforeusingtheproduct.Ifthereare
missingcomponents,contacttheretailstorewhereyoupurchasedtheproduct.Notethattheproductand
componentsmaylookdifferentfromthoseshownhere.
 Alwaysusegenuinecomponentstoensuresafetyandproductperformance.
 Theproductwarrantywillnotcoverdamageorinjurycausedbytheuseofcounterfeitcomponents.
 Notethatthecomponentsmaylookdifferentfromthoseshownhere.
 Withoutpriornotice,allinformationandspecificationsinthismanualaresubjecttochangetoim-
provetheperformanceoftheproduct.
 Topurchaseoptionalaccessories,visitanelectronicsstoreoronlineshoppingsiteorcontactthe
retailstorewhereyoupurchasedtheproduct.
 TheDisplayPortcablemaynotbeavailableinsomeareas.
CAUTION
NOTE
User Manual/Card
OPTIONAL ACCESSORIES
 TheDisplayPortcablemaynot
beavailableinsomeareas.
Display Port Cable
Stand Base
Stand Base
Stand Body Screw Cover Screws
HDMI Cable
One Screw Cable Holder
29UB5525UB55
Stand Base Stand Body Screw Cover Screws
(Dependingonthecountry) (Dependingon
thecountry)
Power Cord AC-DC Adapter AC-DC Adapter
or

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ASSEMBLING AND PREPARING
Component and Button Description
Power Indicator
 On:powerison
 Off:powerisoff
Ports
(PowerButton)

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ASSEMBLING AND PREPARING
29UM55
Power Indicator
 On:powerison
 Off:powerisoff
Ports
(PowerButton)

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ENGLISH
ASSEMBLING AND PREPARING
5 5
Power Indicator
 On:powerison
 Off:powerisoff
Ports
(PowerButton)
Ports

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ASSEMBLING AND PREPARING
29UB55
Power Indicator
 On:powerison
 Off:powerisoff
Ports
(PowerButton)

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ENGLISH
ASSEMBLING AND PREPARING
Moving and Lifting the Monitor
Whenmovingorliftingthemonitor,followthese
instructionstopreventthemonitorfrombeing
scratchedordamagedandtoensuresafetrans-
portationregardlessofitsshapeorsize.
 Asfaraspossible,avoidtouchingthemoni-
torscreen.Thismayresultindamagetothe
screenorsomeofthepixelsusedtocreate
images.
 Itisadvisabletoplacethemonitorinthe
originalboxorpackingmaterialbeforeat-
temptingtomoveit.
 Beforemovingorliftingthemonitor,discon-
nectthepowercordandallcables.
 Holdthetopandbottomofthemonitorframe
firmly.Donotholdthepanelitself.
 Whenholdingthemonitor,thescreenshould
faceawayfromyoutopreventitbeing
scratched.

 Whenmovingthemonitor,avoidanystrong
shockorvibrationstotheproduct.
 Whenmovingthemonitor,keepitupright,
neverturnthemonitoronitssideortiltit
sideways.
CAUTION
29UM5525UM55
25UB55 29UB55
 Ifyouusethemonitorpanelwithoutthe
standbase,itsjoystickbuttonmaycause
themonitortobecomeunstableandfall,
resultingindamagetothemonitororhuman
injury.Inaddition,thismaycausethejoystick
buttontomalfunction.

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ASSEMBLING AND PREPARING
Installing the Monitor
Assembling the stand base
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
2 Checkthedirectionofthestandbody
(front,back)andthenmountthestandbody
ontothestandhinge.
Tightentwoscrewsintothebackofthestand
body.
1 Placethescreenfacedown.
25UM55
3
4 Attachthescrewcover.
Stand Body
Stand Body
Stand Base
Stand Hinge
AttachtheStand BasetoStand Body.
Tightenthescrewtotheright.
1
2
Screws
Screw Cover

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ASSEMBLING AND PREPARING
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
2 Checkthedirectionofthestandbody
(front,back)andthenmountthestandbody
ontothestandhinge.
Tightentwoscrewsintothebackofthestand
body.
1 Placethescreenfacedown.
29UM55
Applyingexcessiveforcewhentightening
thescrewsmaycausedamagetothemoni-
tor.Damagecausedinthiswaywillnotbe
coveredbytheproductwarranty.
CAUTION
3
4 Attachthescrewcover.
Itmayhurtyourfootoffthestand,sobe
careful.
CAUTION
Stand Body
Stand Body
Stand Base
Stand Hinge
AttachtheStand BasetoStand Body.
Tightenthescrewtotheright.
1
2
Screws
Screw Cover

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ASSEMBLING AND PREPARING
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UB55
Stand Base
Stand Body
3 Usingacoin,turnthescrewclockwisetose-
cure the stand base.
2 Checktheposition (at the front and rear) of
thestandbody, then mountthestand baseon
thestand body asshowninthefigure.
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
29UB55
Stand Base
Stand Body
3 Usingacoin,turnthescrewclockwisetose-
cure the stand base.
2 Checktheposition (at the front and rear) of
thestandbody, then mountthestand baseon
thestand body asshowninthefigure.

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ASSEMBLING AND PREPARING
25UB55
Using the cable holder
25UM55
FixtheKnob(Cableholder)tothe
Hole(StandBody).
1
2
3
UseonescrewtofixtheCableHolderand
monitorset.
ClosetheCableholder.
29UB55
29UM55
FixtheKnob(Cableholder)tothe
Hole(StandBody).
1
2
3
UseonescrewtofixtheCableHolderand
monitorset.
ClosetheCableholder.

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ASSEMBLING AND PREPARING
Detaching the stand base
2 Removethescrewcover.
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UM55
3 Removethetwoscrewsonthebackofstand
body.
Asshownintheillustration,disconnectthe
stand body from the stand hinge.
Screw cover
Stand Body
Stand Base
Turnthescrewtotheleft.
PullouttheStand Base.
41
2
Screws
Stand Body

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ASSEMBLING AND PREPARING
2 Removethescrewcover.
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
 Illustrationsinthisdocumentrepresenttypi-
calprocedures,sotheymaylookdifferent
fromtheactualproduct.
 Donotcarrythemonitorupsidedownbyjust
holdingthestandbase.Thismaycausethe
monitortofalloffthestandandcouldresult
inpersonalinjury.
 Whenliftingormovingthemonitor,donot
touchthemonitorscreen.Applyingforceor
pressuremaydamagethemonitorscreen.
Instead,holdthestandbodyortheplastic
frameoftheproduct.
CAUTION
1 Placethescreenfacedown.
29UM55
3 Removethetwoscrewsonthebackofstand
body.
Asshownintheillustration,disconnectthe
stand body from the stand hinge.
Stand Hinge
Screw cover
Stand Body
Stand Body
Stand Base
Turnthescrewtotheleft.
PullouttheStand Base.
41
2

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ASSEMBLING AND PREPARING
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UB55
2Turnthescrewtotheleftusingacoin.
Detachthestand base.
1
2
Stand Base
Stand Body
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
29UB55
 Thecomponentsintheillustrationsmaydif-
ferfromtheactualproduct.
 Donotcarrythemonitorupsidedown,asthis
maycauseittofalloffitsstandandresultin
damageorinjury.
 Toavoiddamagingthescreenwhenlifting
ormovingthemonitor,onlyholdthestandor
theplasticcover.Thisavoidsputtingunnec-
essarypressureonthescreen.
CAUTION
2Turnthescrewtotheleftusingacoin.
Detachthestand base.
1
2
Stand Base
Stand Body

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ASSEMBLING AND PREPARING
29UB55
1 Placethemonitor'sscreenfacedown.To
protectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2Usingascrewdriver,removethefourscrews
anddetachthestandfromthemonitor.
25UB55
Detaching the stand body
1 Placethemonitor'sscreenfacedown.To
protectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2Usingascrewdriver,removethefourscrews
anddetachthestandfromthemonitor.

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ASSEMBLING AND PREPARING
Installing onto a table
1 Liftthemonitorandplaceitonthetableinan
uprightposition.
Placeatleast10 cmawayfromthewallto
ensuresufficientventilation.
2 Connecttheadaptertothemonitor,thenplug
thepowercordintothepoweroutlet.
25UM55
25UB55
10cm
10cm
10cm
10cm
10 cm
10 cm
10 cm
10 cm
29UM55
29UB55
29UM55
29UB55
or
or

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ASSEMBLING AND PREPARING
 Oncethepinisremoved,itisnotnecessary
tore-insertittoadjusttheheight.
Adjusting the stand height
2 Removethetape attached to the bottom
back of the stand body and then pull out the
locking pin while pressing the head down-
ward.
3 Theheightcanbeadjustedupto120.0 mm.
 Donotputyourfingersor
handbetweenthescreen
andthebase(chassis)when
adjustingthescreen'sheight.
Tape
Locking Pin
Stand Body
CAUTION
WARNING
1 Standthemonitorassembledwiththestand
baseinanuprightposition
29UB55
130.0mm
25UB55
29UB55
25UB55
120.0mm
3 Pressthe (Power)buttononthebottomof
themonitortoturniton.
 Unplugthepowercordpriortomovingor
installingthemonitor.Thereisriskofelectric
shock.
CAUTION
29UM55
29UB55
or
or
Theheightcanbeadjustedupto130.0 mm.

20
ENG
ENGLISH
ASSEMBLING AND PREPARING
Adjusting the angle
1 Placethemonitorinanuprightposition,mount-
edonthestandbase.
2 Adjusttheangleofthescreen.Theangleofthe
screencanbeadjustedforwardsorbackwards
foracomfortableviewingexperience.
29UM55
29UB55
02 5-
Front Side
Rear Side
Front Side
Rear Side
02 5-
-
Front Side
Rear Side
-
Front Side
Rear Side