LG 29UM55 P User Manual Owner's 25 29UB55 ENG OWM
29UM55-P Owner's Manual File?fileId=KROWM000591120 Most comprehensive of product setup and usage. (English)
2016-08-01
User Manual: LG 29UM55-P Owner's Manual Most comprehensive of product setup and usage. (English)
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Page Count: 48

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
ENG
ENGLISH
Contents
CONTENTS
32 CUSTOMIZING SETTINGS
32 ActivatingtheMainMenu
33 Customizingsettings
33 - MenuSettings
33 - -Easycontrol
34 - -Function
35 - -PBP
36 - -Screen
37 - -Settings
38 - -Reset
39 - ReaderSettings
40 TROUBLESHOOTING
42 SPECIFICATIONS
42 25UM55
43 25UB55
44 29UM55
45 29UB55
46 Factorysupportmode
(PresetMode,DVI-D/HDMI/PC
DisplayPort)
46 HDMITiming(Video)
46 PowerIndicator
47 PROPER POSTURE
47 ProperPostureforUsingtheMonitor
3 LICENSE
4 ASSEMBLING AND
PREPARING
4 ProductComponents
5 ComponentandButtonDescription
9 MovingandLiftingtheMonitor
10 InstallingtheMonitor
10 - Assemblingthestandbase
13 - Usingthecableholder
14 - Detachingthestandbase
17 - Detachingthestandbody
18 - Installingontoatable
19 - Adjustingthestandheight
20 - Adjustingtheangle
22 - Pivotfeature
23 - UsingtheKensingtonlock
23 - Installingthewallmountplate
24 - Installingtoawall
25 USING THE MONITOR
25 ConnectingtoaPC
25 - DVIconnection
26 - DisplayPortconnection
27 - HDMIconnection
28 ConnectingtoAVDevices
28 - HDMIconnection
29 ConnectingtoExternalDevices
29 - Headphoneportconnection
30 INSTALLING LG MONITOR
SOFTWARE

3
ENG
ENGLISH
LICENSE
LICENSE
Eachmodelhasdifferentlicenses.Visitwww.lg.comformoreinformationonthelicense.
ThetermsHDMIandHDMIHigh-DefinitionMultimediaInterface,andthe
HDMIlogoaretrademarksorregisteredtrademarksofHDMILicensingLLC
intheUnitedStatesandothercountries.
VESA,VESAlogo,DisplayPortComplianceLogoandDisplayPort
ComplianceLogofordual-modesourceareallregisteredtrademarksofthe
VideoElectronicsStandardsAssociation.

4
ENG
ENGLISH
ASSEMBLING AND PREPARING
ASSEMBLING AND PREPARING
Product Components
Pleasecheckwhetherallthecomponentsareincludedintheboxbeforeusingtheproduct.Ifthereare
missingcomponents,contacttheretailstorewhereyoupurchasedtheproduct.Notethattheproductand
componentsmaylookdifferentfromthoseshownhere.
Alwaysusegenuinecomponentstoensuresafetyandproductperformance.
Theproductwarrantywillnotcoverdamageorinjurycausedbytheuseofcounterfeitcomponents.
Notethatthecomponentsmaylookdifferentfromthoseshownhere.
Withoutpriornotice,allinformationandspecificationsinthismanualaresubjecttochangetoim-
provetheperformanceoftheproduct.
Topurchaseoptionalaccessories,visitanelectronicsstoreoronlineshoppingsiteorcontactthe
retailstorewhereyoupurchasedtheproduct.
TheDisplayPortcablemaynotbeavailableinsomeareas.
CAUTION
NOTE
User Manual/Card
OPTIONAL ACCESSORIES
TheDisplayPortcablemaynot
beavailableinsomeareas.
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
(Dependingonthecountry) (Dependingon
thecountry)
Power Cord AC-DC Adapter AC-DC Adapter
or

5
ENG
ENGLISH
ASSEMBLING AND PREPARING
Component and Button Description
Power Indicator
On:powerison
Off:powerisoff
Ports
(PowerButton)

6
ENG
ENGLISH
ASSEMBLING AND PREPARING
29UM55
Power Indicator
On:powerison
Off:powerisoff
Ports
(PowerButton)

7
ENG
ENGLISH
ASSEMBLING AND PREPARING
5 5
Power Indicator
On:powerison
Off:powerisoff
Ports
(PowerButton)
Ports

8
ENG
ENGLISH
ASSEMBLING AND PREPARING
29UB55
Power Indicator
On:powerison
Off:powerisoff
Ports
(PowerButton)

9
ENG
ENGLISH
ASSEMBLING AND PREPARING
Moving and Lifting the Monitor
Whenmovingorliftingthemonitor,followthese
instructionstopreventthemonitorfrombeing
scratchedordamagedandtoensuresafetrans-
portationregardlessofitsshapeorsize.
Asfaraspossible,avoidtouchingthemoni-
torscreen.Thismayresultindamagetothe
screenorsomeofthepixelsusedtocreate
images.
Itisadvisabletoplacethemonitorinthe
originalboxorpackingmaterialbeforeat-
temptingtomoveit.
Beforemovingorliftingthemonitor,discon-
nectthepowercordandallcables.
Holdthetopandbottomofthemonitorframe
firmly.Donotholdthepanelitself.
Whenholdingthemonitor,thescreenshould
faceawayfromyoutopreventitbeing
scratched.
Whenmovingthemonitor,avoidanystrong
shockorvibrationstotheproduct.
Whenmovingthemonitor,keepitupright,
neverturnthemonitoronitssideortiltit
sideways.
CAUTION
29UM5525UM55
25UB55 29UB55
Ifyouusethemonitorpanelwithoutthe
standbase,itsjoystickbuttonmaycause
themonitortobecomeunstableandfall,
resultingindamagetothemonitororhuman
injury.Inaddition,thismaycausethejoystick
buttontomalfunction.

10
ENG
ENGLISH
ASSEMBLING AND PREPARING
Installing the Monitor
Assembling the stand base
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
2 Checkthedirectionofthestandbody
(front,back)andthenmountthestandbody
ontothestandhinge.
Tightentwoscrewsintothebackofthestand
body.
1 Placethescreenfacedown.
25UM55
3
4 Attachthescrewcover.
Stand Body
Stand Body
Stand Base
Stand Hinge
AttachtheStand BasetoStand Body.
Tightenthescrewtotheright.
1
2
Screws
Screw Cover

11
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
2 Checkthedirectionofthestandbody
(front,back)andthenmountthestandbody
ontothestandhinge.
Tightentwoscrewsintothebackofthestand
body.
1 Placethescreenfacedown.
29UM55
Applyingexcessiveforcewhentightening
thescrewsmaycausedamagetothemoni-
tor.Damagecausedinthiswaywillnotbe
coveredbytheproductwarranty.
CAUTION
3
4 Attachthescrewcover.
Itmayhurtyourfootoffthestand,sobe
careful.
CAUTION
Stand Body
Stand Body
Stand Base
Stand Hinge
AttachtheStand BasetoStand Body.
Tightenthescrewtotheright.
1
2
Screws
Screw Cover

12
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UB55
Stand Base
Stand Body
3 Usingacoin,turnthescrewclockwisetose-
cure the stand base.
2 Checktheposition (at the front and rear) of
thestandbody, then mountthestand baseon
thestand body asshowninthefigure.
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
29UB55
Stand Base
Stand Body
3 Usingacoin,turnthescrewclockwisetose-
cure the stand base.
2 Checktheposition (at the front and rear) of
thestandbody, then mountthestand baseon
thestand body asshowninthefigure.

13
ENG
ENGLISH
ASSEMBLING AND PREPARING
25UB55
Using the cable holder
25UM55
FixtheKnob(Cableholder)tothe
Hole(StandBody).
1
2
3
UseonescrewtofixtheCableHolderand
monitorset.
ClosetheCableholder.
29UB55
29UM55
FixtheKnob(Cableholder)tothe
Hole(StandBody).
1
2
3
UseonescrewtofixtheCableHolderand
monitorset.
ClosetheCableholder.

14
ENG
ENGLISH
ASSEMBLING AND PREPARING
Detaching the stand base
2 Removethescrewcover.
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UM55
3 Removethetwoscrewsonthebackofstand
body.
Asshownintheillustration,disconnectthe
stand body from the stand hinge.
Screw cover
Stand Body
Stand Base
Turnthescrewtotheleft.
PullouttheStand Base.
41
2
Screws
Stand Body

15
ENG
ENGLISH
ASSEMBLING AND PREPARING
2 Removethescrewcover.
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
Illustrationsinthisdocumentrepresenttypi-
calprocedures,sotheymaylookdifferent
fromtheactualproduct.
Donotcarrythemonitorupsidedownbyjust
holdingthestandbase.Thismaycausethe
monitortofalloffthestandandcouldresult
inpersonalinjury.
Whenliftingormovingthemonitor,donot
touchthemonitorscreen.Applyingforceor
pressuremaydamagethemonitorscreen.
Instead,holdthestandbodyortheplastic
frameoftheproduct.
CAUTION
1 Placethescreenfacedown.
29UM55
3 Removethetwoscrewsonthebackofstand
body.
Asshownintheillustration,disconnectthe
stand body from the stand hinge.
Stand Hinge
Screw cover
Stand Body
Stand Body
Stand Base
Turnthescrewtotheleft.
PullouttheStand Base.
41
2

16
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
25UB55
2Turnthescrewtotheleftusingacoin.
Detachthestand base.
1
2
Stand Base
Stand Body
Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
CAUTION
1 Placethescreenfacedown.
29UB55
Thecomponentsintheillustrationsmaydif-
ferfromtheactualproduct.
Donotcarrythemonitorupsidedown,asthis
maycauseittofalloffitsstandandresultin
damageorinjury.
Toavoiddamagingthescreenwhenlifting
ormovingthemonitor,onlyholdthestandor
theplasticcover.Thisavoidsputtingunnec-
essarypressureonthescreen.
CAUTION
2Turnthescrewtotheleftusingacoin.
Detachthestand base.
1
2
Stand Base
Stand Body

17
ENG
ENGLISH
ASSEMBLING AND PREPARING
29UB55
1 Placethemonitor'sscreenfacedown.To
protectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2Usingascrewdriver,removethefourscrews
anddetachthestandfromthemonitor.
25UB55
Detaching the stand body
1 Placethemonitor'sscreenfacedown.To
protectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2Usingascrewdriver,removethefourscrews
anddetachthestandfromthemonitor.

18
ENG
ENGLISH
ASSEMBLING AND PREPARING
Installing onto a table
1 Liftthemonitorandplaceitonthetableinan
uprightposition.
Placeatleast10 cmawayfromthewallto
ensuresufficientventilation.
2 Connecttheadaptertothemonitor,thenplug
thepowercordintothepoweroutlet.
25UM55
25UB55
10cm
10cm
10cm
10cm
10 cm
10 cm
10 cm
10 cm
29UM55
29UB55
29UM55
29UB55
or
or

19
ENG
ENGLISH
ASSEMBLING AND PREPARING
Oncethepinisremoved,itisnotnecessary
tore-insertittoadjusttheheight.
Adjusting the stand height
2 Removethetape attached to the bottom
back of the stand body and then pull out the
locking pin while pressing the head down-
ward.
3 Theheightcanbeadjustedupto120.0 mm.
Donotputyourfingersor
handbetweenthescreen
andthebase(chassis)when
adjustingthescreen'sheight.
Tape
Locking Pin
Stand Body
CAUTION
WARNING
1 Standthemonitorassembledwiththestand
baseinanuprightposition
29UB55
130.0mm
25UB55
29UB55
25UB55
120.0mm
3 Pressthe (Power)buttononthebottomof
themonitortoturniton.
Unplugthepowercordpriortomovingor
installingthemonitor.Thereisriskofelectric
shock.
CAUTION
29UM55
29UB55
or
or
Theheightcanbeadjustedupto130.0 mm.

20
ENG
ENGLISH
ASSEMBLING AND PREPARING
Adjusting the angle
1 Placethemonitorinanuprightposition,mount-
edonthestandbase.
2 Adjusttheangleofthescreen.Theangleofthe
screencanbeadjustedforwardsorbackwards
foracomfortableviewingexperience.
29UM55
29UB55
02 5-
Front Side
Rear Side
Front Side
Rear Side
02 5-
-
Front Side
Rear Side
-
Front Side
Rear Side

21
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toavoidinjurytothefingerswhenadjusting
thescreen,donotholdthelowerpartofthe
monitor'sframeasillustratedbelow.
WARNING
29UB55
29UM55
02 5-
02 5-
Becarefulnottotouchorpressthescreen
areawhenadjustingtheangleofthemonitor.
02 5-
29UM55
25UB55
02 5-
25UM55
29UB55

22
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toavoidscratchingthestandbase,make
surethatwhenrotatingthemonitorusing
thepivotfeature,thestanddoesnotmake
contactwiththemonitor.
WARNING
Pivot feature
Thepivotfeatureallowsthemonitortorotate90
clockwise.
25UB55
1 Raisethemonitoruptothemaximumheight.
2 Adjusttheangleofthemonitorinthedirection
ofthearrowasshowninthefigure.
3 Rotatethemonitorclockwiseasshowninthe
figure.
4 Completetheinstallationbyrotatingthe
monitor90°asshownbelow.
Takecarewhenrotatingthemonitorifthe
cableisconnected.
WARNING
Animagedisplayedonthemonitor'sscreen
doesnotrotateaccordingtothescreen
orientation.
NOTE
Head
Stand

23
ENG
ENGLISH
ASSEMBLING AND PREPARING
Installing the wall mount plate
Thismonitorsupportsthespecificationofthestan-
dardwallmountplateorcompatibledevice.
1 Placethescreenfacedown.Toprotectthe
screenfromscratches,coverthesurfacewitha
softcloth.
2 Placethewallmountplateontothemonitor
andalignitwiththescrewholes.
3 Usingascrewdriver,tightenthefourscrewsto
fixtheplateontothemonitor.
Thewallmountplateissoldseparately.
Formoreinformationoninstallation,referto
thewallmountplate'sinstallationguide.
Becarefulnottouseexcessiveforcewhen
mountingthewallmountplate,asthiscan
damagethemonitor'sscreen.
NOTE
Use oftheKensingtonlockisoptional.
Theaccessoriescanbepurchasedat
your localelectronicsstore.
NOTE
Using the Kensington lock
TheKensingtonsecuritysystemconnectorislocat-
edatthebackoftheMonitorset.
Formoreinformationoninstallationandusage,
refertotheKensingtonlockusermanualorvisit
thewebsiteathttp://www.kensington.com.
ConnecttheKensingtonsecuritysystemcable
betweentheMonitorsetandatable.
25UM55
25UB55
Wall Mount Plate
29UM55
29UB55

24
ENG
ENGLISH
ASSEMBLING AND PREPARING
Toinstallthemonitortoawall,attachawallmount-
ingbracket(optional)tothebackofthemonitor.
Makesurethatthewallmountingbracketissecurely
fixedtothemonitorandtothewall.
1Ifyouusescrewlongerthanstandard,themoni-
tormightbedamagedinternally.
2Ifyouuseimproperscrew,theproductmightbe
damagedanddropfrommountedposition.
Inthiscase,LGElectronicsisnotresponsible
forit.
Installing to a wall
Installthemonitoratleast10cmawayfromthe
wallandleaveabout10cmofspaceateachside
ofthemonitortoensuresufficientventilation.De-
tailedinstallationinstructionscanbeobtainedfrom
yourlocalretailstore.Pleaserefertothemanual
toinstallandsetupatiltingwallmountingbracket.
10cm
10cm
10cm
10cm
Unplugthepowercordbeforemovingorin-
stallingthemonitortoavoidelectricshocks.
Installingthemonitorontheceilingorona
slantedwallmayresultinthemonitorfalling
off,whichcouldleadtoinjury.Pleaseuse
thegenuineLGwallmountingbracket.For
moreinformation,contactyourlocalretail
storeoraqualifiedinstaller.
Applyingexcessiveforcewhenfastening
screwsmaycausedamagetothemoni-
tor.Damagecausedinthiswaywillnotbe
coveredbytheproductwarranty.
Usethewallmountingbracketandscrews
thatconformtotheVESAstandard.Dam-
agecausedbytheuseormisuseofinap-
propriatecomponentswillnotbecovered
bytheproductwarranty.
Screwlengthfromoutersurfaceofback
covershouldbeunder8mm.
UsethescrewsspecifiedbytheVESAstan-
dard.
Thewallmountkitincludestheinstallation
guideandallnecessaryparts.
Thewallmountingbracketisoptional.The
accessoriescanbepurchasedatyourlocal
retailstore.
Thelengthofthescrewmaydifferforeach
wallmountingbracket.Ensurethecorrect
lengthscrewisused.
Formoreinformation,pleaserefertothe
usermanualforthewallmountingbracket.
CAUTION
NOTE
Wall Mount (A x B) 75x75
Stand Screw M4x10mm
Required Screws 4
WallmountPad
WallmountPad
BackCover
BackCover
Standardscrew
Max.8mm

25
ENG
ENGLISH
USING THE MONITOR
USING THE MONITOR
Connecting to a PC
Thismonitorsupportsthe*PlugandPlay
feature.
*PlugandPlay:Afeaturethatallowsyouto
addadevicetoyourcomputerwithouthaving
toreconfigureanythingorinstallanymanual
drivers.
DVI connection
Transmitsdigitalvideosignalstothemonitor.Con-
nectthemonitorusingtheDVIcableasillustrated
below.
Pressthemenubuttonandthenselecttheinput
optionfromtheinputmenu.
TohearthesoundinDVIinputmode,connectthe
PC'sAUDIOOUTporttothemonitor'sAUDIOIN
(PC)portusingtheaudiocablethatcamewiththe
product.
Connecttheinputsignalcableand
turninthedirectionofthearrow.
Topreventdisconnectionsecure
thecabletightly.
Donotpressonthescreenfora
prolongedperiodoftime.Thismaycause
imagedistortion.
Donotdisplayastillimageonthescreen
foraprolongedperiodoftime.Thismay
causeimageretention.Ifpossible,usethe
screensaver.
CAUTION
Whenconnectingthepowercordtotheout-
let,useagrounded(3-hole)multi-socketora
groundedpoweroutlet.
Themonitormayflickerwhenturnedoninan
areaoflowtemperature.Thisisnormal.
Sometimesred,green,orbluespotsmayap-
pearonthescreen.Thisisnormal.
UsingaDVItoHDMIcablemaycausecom-
patibilityissues.
NOTE
25UB55
(soldseparately)
(soldseparately)
29UB55

26
ENG
ENGLISH
USING THE MONITOR
Theremaybenovideooraudiooutputde-
pendingontheDPversionofthePC.
TheDisplayPortcablemaynotbeavailable
insomeareas.
DisplayPort connection
Transmitsthedigitalvideoandaudiosignalsfrom
yourPCtothemonitor.ConnectyourPCtothe
monitorusingthedisplayportcableasillustrated
below.
Pressthemenubuttonandthenselecttheinput
optionfromtheinputmenu.
NOTE
29UM55
29UB55
(soldseparately)
(soldseparately)
2
2
(soldseparately)
(soldseparately)

27
ENG
ENGLISH
USING THE MONITOR
HDMI connection
Transmitsthedigitalvideoandaudiosignalsfrom
yourPCandA/Vdevicestothemonitor.Connect
yourPCandAVdevicetothemonitorwiththe
HDMIcableasillustratedbelow.
Pressthemenubuttonandthenselecttheinput
optionfromtheinputmenu.
HDMIPCmaycausedevicecompatibility
issues.
UsingaDVItoHDMIcablemaycausecom-
patibilityissues.
NOTE
29UB55
29UM55
27
2
27
2

28
ENG
ENGLISH
USING THE MONITOR
Connecting to AV Devices
HDMI connection
Transmitsthedigitalvideoandaudiosignalsfrom
yourPCandA/Vdevicestothemonitor.Connect
yourPCandAVdevicetothemonitorwiththe
HDMIcableasillustratedbelow.
Pressthemenubuttonandthenselecttheinput
optionfromtheinputmenu.
UsingaDVItoHDMIcablemaycausecom-
patibilityissues.
NOTE
29UM55
29UB55
2
2

29
ENG
ENGLISH
USING THE MONITOR
Connecting to External Devices
Headphone port connection
Usetheheadphoneporttoconnectaperipheral
devicetothemonitor.Connectasillustrated.
29UM55
DependingontheaudiosettingsofthePC
andexternaldevice,headphoneandspeaker
functionsmaybelimited.
NOTE
Foranangleplugearphone,itisdifficult
connectitwithaperipheraldevice,sousea
straighttype.
NOTE
AngleType StraightType
(soldseparately)
29UB55
(soldseparately)
(soldseparately)
(soldseparately)

30
ENG
ENGLISH
INSTALLING LG Monitor Software
INSTALLING LG MONITOR SOFTWARE
1 SetthedefaultWebbrowsertoInternetExplorer.
Insertthetheowner'smanualCDincludedintheproductpackageintoyourPC'sCDdriverandinstallthe
LGMonitorSoftware.
2
Clickthe"LGMonitorSoftware"ontheCD's
mainscreen.Whenthefiledownloadwindow
appears,clicktheRunbutton.(Thefiledown-
loadwindowmayvarydependingontheoper-
atingsystemandtheInternetExplorerversion,
buttheinstallationproceduresaresame.)
ServicePack1orhigherisrequiredfor
Windows7.
3 Followtheinstructionstoproceedwiththe
installation.
4 Check"Iacceptthetermsoftheagreement"on
theLicenseAgreementscreenandthenclick
the[Next]button.
ScreenSplit:Thisprogramautomatically
splitstheprogramwindowasdesired.
ThisprogramnotsupportedWindowsXP.
AutoResolution:Thisisaprogramthat
automaticallychangestheresolutiontothe
optimalsettingswhenconnectingthemonitor
tothePCinPBPmode.
ThisprogramisnotsupportedinClone
Mode.
ExtendedModeisnotsupportedwhen
usingasingledisplay.
ThisprogramnotsupportedWindowsXP&
Vista.
5
Selecttheprogramthatyouwanttoinstall.
NOTE
CAUTION
25UM55 29UM55 25UB55 29UB55

31
ENG
ENGLISH
INSTALLING LG Monitor Software
6
TheLGMonitorSoftwareinstallationstartsas
shownbelow.
7 TheprogramyouselectedontheSelect
Featurespagewillinstallautomatically.
8
Whentheinstallationiscomplete,restartyour
system.
NOTE
IfyourunScreenSplit,theScreenSpliticon[
]appearsinthesystemtrayattherightbottomof
thePCscreen.
Right-clicktheScreenSpliticonandselecta
layoutyouwant.

32
ENG
ENGLISH
CUSTOMIZING SETTINGS
CUSTOMIZING SETTINGS
Activating the Main Menu
Button Description
Pressthepower
buttoncenter.
If the menu is
disabled EnablesthenavigationOSD.
If the menu is
enabled
ClosethenavigationOSD.
(LongpressMonitoroff,Thisturnoffmethodcanworkinanycondition.Even
thoughOSDOff.)
Power Indicator Whenthemonitorisinoperatingmode,thepowerindicatorwillturnon.(powered
on).
Whenthemonitorisinpower-savingmode,thepowerindicatorwillblinking.
Jogthepower
buttonleft.
If the menu is
disabled Adjuststhevolumelevelofthemonitor.
If the menu is
enabled EntertoMenuOSD.Innosyncmode,enterInputchangeOSD.
Jogthepower
buttonright.
If the menu is
disabled Adjuststhevolumelevelofthemonitor.
If the menu is
enabled EntertoPBPOSD.
Jogthepower
buttonup.
If the menu is
disabled EnablesthenavigationOSD.
If the menu is
enabled EntertoReaderOSD.
Jogthepower
buttondown.
If the menu is
disabled EnablesthenavigationOSD.
If the menu is
enabled
TurntheMinitoroff.
Navigation OSD
1 PressthePower( )button,thenavigationOSDappear.
2 JogthePowerbuttonleft(),right(),up(),down()toadjusttheoptions.
3 PressandholdthePower( )buttontoexittheOSDmenu.
Power Indicator
Power buttons

33
ENG
ENGLISH
CUSTOMIZING SETTINGS
Eachoptionisdescribedbelow.
Customizing settings
Menu Settings
-Easy control
1 ToviewthenavigationOSD,pressthePowerbuttoncenter( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 PressPowerbuttoncenter( )orJogPowerbuttonright( )
toselectEasy control.
4 Settheoptionsfollowuptheinstructionappearonrightbottomof
thescreen.
5 Toreturntotheuppermenuorsetothermenuitems,Jogthe
Powerleft(
).
Menu > Easy control Description
Brightness Adjuststhecolorcontrastandbrightnessofthescreen.
Contrast
Volume Adjuststhevolume.
NOTE
JogPowerbuttondown(
)intheVolumemenuwillenable/disablethe
Mutefunction.
Input Selectsthecurrentinputmode.
Ratio Adjuststhescreenratio.
Wide Displaysthevideoinwide-screen,regardlessofthevideosignalinput.
Original Displaysavideoaccordingtotheinputvideosignalaspectratio.
Cinema 1 Enlargesthescreenwithanaspectratioof21:9.(at1080p)
Cinema 2 Enlargesthescreenwithanaspectratioof21:9includingtheblackboxarea
atthebottomforsubtitles.(at1080p)
1:1 Theaspectratioisnotadjustedfromtheoriginal.
NOTE
ThedisplaymaylookthesameforWide,Originaland1:1optionsattherecommendedresolution
(2560x1080).
Theratioisdisabledintheinterlacedsignal.

34
ENG
ENGLISH
CUSTOMIZING SETTINGS
Eachoptionisdescribedbelow.
-Function
1 ToviewthenavigationOSD,pressthePowerbutton
center( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 Jogthepowerbuttonup(
)ordown(
)togo
toFunction.
4 PressPowerbuttoncenter( )orJogPowerbutton
right( )toselectFunction.
5 Settheoptionsfollowuptheinstructionappearon
rightbottomofthescreen.
6Toreturntotheuppermenuorsetothermenuitems,
JogthePowerleft(
).
Menu > Func. Description
SUPER ENERGY
SAVING
High Savesenergybyusingthehigh-efficiencySUPERENERGYSAVINGfunction.
Low Savesenergybyusingthelow-efficiencySUPERENERGYSAVINGfunction.
Off DisablestheSUPERENERGYSAVINGfunction.
Picture Mode Custom Allowstheusertoadjusteachelement.Thecolormodeofthemainmenucanbead-
justed.
Photo Optimizesthescreentoviewphotos.
Cinema Optimizesthescreentoimprovethevisualeffectsofavideo.
Game Optimizesthescreenforgameplay.

35
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ENGLISH
CUSTOMIZING SETTINGS
-PBP
1 ToviewthenavigationOSD,pressthePowerbutton
center( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 Jogthepowerbuttonup(
)ordown(
)togo
toPBP.
4 PressPowerbuttoncenter( )orJogPowerbutton
right( )toselectPBP.
5 Settheoptionsfollowuptheinstructionappearon
rightbottomofthescreen.
6Toreturntotheuppermenuorsetothermenuitems,
JogthePowerleft(
).
Menu > PBP Description
PBP Displaysthescreensoftwoinputmodesononemonitor.
Input Main Displaysthevideoinwide-screen,regardlessofthevideosignalinput.
Sub Displaysavideoaccordingtotheinputvideosignalaspectratio.
Audio ChangestheaudiooutputinPBPmode.
Swap TogglesbetweenthemainscreenandsubscreeninPBPmode.
Sub Full ConvertsthesubscreenofPBPmodetothewidescreen.
Ratio Adjuststheaspectratioofthemainscreenorsubscreen.
Main Wide DisplaysthevideotofittheMainscreen,regardlessofthevideosignalinput.
Original DisplaysthevideointheinputvideosignalaspectratioontheMainscreen.
Sub Wide DisplaysthevideotofittheSubscreen,regardlessofthevideosignalinput.
Original DisplaysthevideointheinputvideosignalaspectratioontheSubscreen.

36
ENG
ENGLISH
CUSTOMIZING SETTINGS
Eachoptionisdescribedbelow.
-Screen
1 ToviewthenavigationOSD,pressthePowerbutton
center( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 Jogthepowerbuttonup(
)ordown(
)togo
toScreen.
4 PressPowerbuttoncenter( )orJogPowerbutton
right( )toselectScreen.
5 Settheoptionsfollowuptheinstructionappearon
rightbottomofthescreen.
6Toreturntotheuppermenuorsetothermenuitems,
JogthePowerleft(
).
Menu > Screen Description
Picture Sharpness Adjuststhesharpnessofthescreen.
Black Level Setstheoffsetlevel(forHDMIonly).
Offset: asareferenceforavideosignal,thisisthedarkestcolorthemonitorcan
display.
High Thepictureofthescreengetsbrighter.
Low Thepictureofthescreengetsdarker.
Response Time Setsaresponsetimefordisplayedpicturesbasedonthespeedofthescreen.Foranor-
malenvironment,itisrecommendedthatyouuseNormal.Forafast-movingpicture,itis
recommendedthatyouuseHigh.
SettingtoHighmaycauseimagesticking.
High SetstheresponsetimetoHigh.
Middle SetstheresponsetimetoMiddle.
Low SetstheresponsetimetoLow.
Off SetstheresponsetimetoOff.
Color Gamma Customgammasetting:Whenusingthegamma0,gamma1,andgamma2monitorset-
tings,highergammasettingsmeanabrighterimageisdisplayedandviceversa.
Color Temp Custom
Red
Green
Blue
YoucancustomizethepicturecolorusingRed,Green,andBluecolors.
Selectsthefactorydefaultpicturecolor.
Warm:Setsthescreencolortoareddishtone.
Medium:Setsthescreencolorbetweenaredandbluetone.
Cool:Setsthescreencolortoabluishtone.
Six Color Meetstheuserrequirementsforcolorsthroughadjustingthecolorandsaturationofthe
sixcolors(Red_Hue, Red_Saturation, Green_Hue, Green_Saturation, Blue_Hue, Blue_
Saturation, Cyan_Hue, Cyan_Saturation, Magenta_Hue, Magenta_Saturation, Yel-
low_Hue, Yellow_Saturation)andsavingthesettings.
*Hue:Adjuststoneofthescreen.
*Saturation:Adjuststhesaturationofthescreencolors.Thelowerthevalue,lesssatu-
ratedandbrightthecolorsbecome.Thehigherthevalue,themoresaturatedanddarkthe
colorsbecome.
Reset Returnsthecolorsettingstothedefaultsettings.

37
ENG
ENGLISH
CUSTOMIZING SETTINGS
-Settings
1 ToviewthenavigationOSD,pressthePowerbuttoncenter( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 Jogthepowerbuttonup(
)ordown(
)togotoSettings.
4 PressPowerbuttoncenter( )orJogPowerbuttonright( )
toselectSettings.
5 Settheoptionsfollowuptheinstructionappearonrightbottomof
thescreen.
6Toreturntotheuppermenuorsetothermenuitems,Jogthe
Powerleft(
).
Eachoptionisdescribedbelow.
Menu > Settings Description
Main Audio Mainaudiohavethreeoptions.HDMI1,HDMI2,DisplayPort.(25UM55/29UM55)
Mainaudiohavefouroptions.HDMI1,HDMI2,DisplayPort,Audio-In.(25UB55/29UB55)
Language Setsthemenuscreentothedesiredlanguage.
Power LED Turnsthepowerindicatoronthefrontsideofthemonitoron/off.
On Thepowerindicatorisautomaticallyturnedon.
Off Thepowerindicatoristurnedoff.
Automatic Standby Themonitorwillautomaticallyswitchtostandbymodeafteracertainperiod.
OSD Lock Preventsincorrectkeyinput.
On Keyinputisdisabled.
NOTE
AllfunctionsexceptfortheOSDLockmodeandtheExitbuttonforBrightness,Contrast,
Volume,Input,andSettingsaredisabled.
Off Keyinputisenabled.

38
ENG
ENGLISH
CUSTOMIZING SETTINGS
-Reset
1 ToviewthenavigationOSD,pressthePowerbutton
center( ).
2 JogPowerbuttonleft(
)togotoMenuOSD.
3 Jogthepowerbuttonup(
)ordown(
)togo
toReset.
4 PressPowerbuttoncenter( )orJogPowerbutton
right( )toselectReset.
5 Settheoptionsfollowuptheinstructionappearon
rightbottomofthescreen.
6Toreturntotheuppermenuorsetothermenuitems,
JogthePowerleft(
).
Eachoptionisdescribedbelow.
Menu > Reset Description
Do you want to reset your settings?
Reset Returnstothedefaultsettings.
Cancel Canceltheselect.

39
ENG
ENGLISH
CUSTOMIZING SETTINGS
Reader Settings
1 ToviewthenavigationOSD,pressthePowerbuttoncenter( ).
2 JogPowerbuttonup(
)togotoReaderOSD.
3 Settheoptionsfollowuptheinstructionappearonbottomofthe
screen.
Reader Mode Description
Reader 1 Itisamodethatthescreenisadjustedtothebestforthenewspaper.Ifyou
wantscreenmorebright,youcancontrolbrightnessinMenuOSD.
Reader 2 Itisamodethatthescreenisadjustedtothebestforthecartoon.Ifyouwant
screenmorebright,youcancontrolbrightnessinMenuOSD.
Reader Off Itisamodethatreadermodeisoff.
Eachoptionisdescribedbelow.

40
ENG
ENGLISH
TROUBLESHOOTING
TROUBLESHOOTING
Nothing is displayed on the screen.
Isthemonitor'spowercordplugged
in?
Checkifthepowercordiscorrectlypluggedintothepoweroutlet.
Isthepowerindicatoron?
Checkthepowercableconnectionandpressthepowerbutton.
Isthepowerindicatordisplaying?
Checkthattheconnectedinputisenabled(Menu-Input).
Isthepowerindicatorblinking?
Ifthemonitorisinpower-savingmode,movethemouseorpressany
keyonthekeyboardtoswitchthedisplayon.
Checkifthecomputeristurnedon.
Isthe"OUTOFRANGE"message
displayed?
ThisoccurswhensignalstransferredfromthePC(videocard)areout
ofthehorizontalorverticalfrequencyrangeofthemonitor.Pleasesee
the"ProductSpecification"sectionofthismanualtosettheappropri-
atefrequency.
Isthe"CHECKSIGNALCONNEC-
TION"messageisdisplayed?
ThisisdisplayedwhenthesignalcablebetweenthePCandthemoni-
torismissingordisconnected.Checkthecableandreconnect.
The screen retains an image.
Doesimagestickingoccureven
whenthemonitoristurnedoff?
Displayingastillimageforaprolongedtimemaycausedamagetothe
screen,resultingintheretentionoftheimage.
Useascreensavertoprotectthescreenwhenusingthemonitorfora
prolongedperiodoftime.
Vertical Frequency:Inordertodisplayanimage,thescreenmustberefresheddozensoftimesper
secondlikeafluorescentlamp.
Thenumberoftimesthescreenisrefreshedpersecondiscalledverticalfrequencyorrefreshrate
andisrepresentedbyHz.
Horizontal Frequency:Thetimeittakestodisplayonehorizontallineiscalledthehorizontalcycle.
Thenumberofhorizontallinesdisplayedinonesecondcanbecalculatedbydividingonebythehori-
zontalcycle.ThisiscalledhorizontalfrequencyandisrepresentedbykHz.
NOTE
The screen is flickering.
Didyouselecttherecommended
resolution?
IftheselectedresolutionisHDMI1080i60/50Hz,thescreen
maybeflickering.Changetheresolutiontotherecommended
resolution1080P.

41
ENG
ENGLISH
TROUBLESHOOTING
Checkifthevideocard'sresolutionorfrequencyiswithintherangeallowedbythemonitorandsetto
therecommended(optimal)resolutioninControl Panel > Display > Settings.
Failingtosetthevideocardtotherecommended(optimal)resolutionmayresultinblurredtext,a
dimmedscreen,atruncateddisplayareaormisalignmentofthedisplay.
Theconfigurationproceduremaydifferdependingonyourcomputerand/oroperatingsystem.Also,
somevideocardsmaynotsupportcertainresolutions.Ifthisisthecase,contactthemanufacturerof
thecomputerorvideocardforassistance.
Somevideocardsmaynotsupportthe2560x1080resolution.
Iftheresolutioncannotbedisplayed,contactthemanufacturerofyourvideocard.
NOTE
The display color is abnormal.
Doesthedisplayappeardiscolored
(16color)?
Setthecolorto24bit(truecolor)orhigher.InWindows,gotoControl
Panel>Display>Settings>ColorQuality.
Doesthedisplaycolorappearun-
stableorinmonochrome?
Checkifthesignalcableisconnectedproperly.Reconnectthecable
orreinsertthePC'svideocard.
Aretherespotsonthescreen?
Whenusingthemonitor,pixilatedspots(red,green,blue,whiteor
black)mayappearonthescreen.ThisisnormalfortheLCDscreen.
Itisnotanerrornorisitrelatedtothemonitor'sperformance.

42
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ENGLISH
SPECIFICATIONS
SPECIFICATIONS
LCDScreen Type 64cmTFT(ThinFilmTransistor)
LCD(LiquidCrystalDisplay)Screen
Diagonallengthofthescreen:64cm
PixelPitch 0.2325mmx0.2325mm
Resolution MaximumResolution 2560x1080@60Hz
RecommendedResolution 2560x1080@60Hz
VideoSignal
HorizontalFrequency 30kHzto90kHz
VerticalFrequency DP/HDMI:56Hz~75Hz
Synchronization SeparateSync.
InputConnector HDMIIN1,HDMIIN2,DisplayPort,H/P
Power Voltage 19V 1.6A
Powerconsumption(Typ.) Onmode:24W(ENERGYSTAR®standard)*
PowerSavingMode≤0.5W
OffMode≤0.5W
AC/DCadaptor ADS-40SG-19-319032Gtype,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPG-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPBR-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPI-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPCU-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrLCAP21Atype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Atype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Etype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Itype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Btype,LIENCHANGELECTRONICENTERPRISEproduction.
Output:19V 1.7A
Environmental
Conditions
OperatingCondition Temperature:10°Cto35°C;Humidity:10%to80%
StoringCondition Temperature:-20°Cto60°C;Humidity:5%to90%
StandAngle
Adjustment
Forwards/Backwards:-5°to20°(Head)
Dimension MonitorSize(WidthxHeightxDepth)
WithStand 609mmx383mmx188mm
WithoutStand 609mmx287mmx55mm
Weight(Without
Packaging)
4.0kg
Thespecificationsaresubjecttochangewithoutnotice.
*Thepowerconsumptionlevelcanbedifferentbyoperatingconditionandmonitorsetting.
*TheOnmodepowerconsumptionismeasuredwithENERGYSTAR®teststandard.
*ENERGYSTAR®isaUSregisteredmarkoftheUnitedStatesEnvironmentalProtectionAgency.
25UM55

43
ENG
ENGLISH
SPECIFICATIONS
SPECIFICATIONS
LCDScreen Type 64cmTFT(ThinFilmTransistor)
LCD(LiquidCrystalDisplay)Screen
Diagonallengthofthescreen:64cm
PixelPitch 0.2325mmx0.2325mm
Resolution MaximumResolution 2560x1080@60Hz
RecommendedResolution 2560x1080@60Hz
VideoSignal
HorizontalFrequency 30kHzto90kHz
VerticalFrequency DVI/DP:50Hzto75HzHDMI:25Hzto60Hz
Synchronization SeparateSync.
InputConnector DVI-DIN,HDMIIN1,HDMIIN2,DisplayPort,AudioIn(PC),H/P
Power Voltage 19V 1.6A
Powerconsumption(Typ.) Onmode:31W(ENERGYSTAR®standard)*
PowerSavingMode≤0.5W
OffMode≤0.5W
AC/DCadaptor ADS-40SG-19-319032Gtype,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPG-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPBR-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPI-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrADS-40FSG-1919032GPCU-1type,SHENZHENHONORELECTRONICCO.,LTDproduction
OrLCAP21Atype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Atype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Etype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Itype,LIENCHANGELECTRONICENTERPRISEproduction
OrLCAP26A-Btype,LIENCHANGELECTRONICENTERPRISEproduction.
Output:19V 1.7A
Environmental
Conditions
OperatingCondition Temperature:10°Cto35°C;Humidity:10%to80%
StoringCondition Temperature:-20°Cto60°C;Humidity:5%to90%
SpeakerWattage 3W+3W
StandAngle
Adjustment
Forwards/Backwards:-5°to20°(Head)
Dimension MonitorSize(WidthxHeightxDepth)
WithStand 609mmx357mmx239mm
WithoutStand 609mmx287mmx55mm
Weight(Without
Packaging)
4.9kg
Thespecificationsaresubjecttochangewithoutnotice.
*Thepowerconsumptionlevelcanbedifferentbyoperatingconditionandmonitorsetting.
*TheOnmodepowerconsumptionismeasuredwithENERGYSTAR®teststandard.
*ENERGYSTAR®isaUSregisteredmarkoftheUnitedStatesEnvironmentalProtectionAgency.
25UB55

44
ENG
ENGLISH
SPECIFICATIONS
LCDScreen Type 73.025cmTFT(ThinFilmTransistor)
LCD(LiquidCrystalDisplay)Screen
Diagonallengthofthescreen:73.025cm
PixelPitch 0.2628mmx0.2628mm
Resolution MaximumResolution 2560x1080@60Hz
RecommendedResolution 2560x1080@60Hz
VideoSignal
HorizontalFrequency 30kHzto90kHz
VerticalFrequency DP:50Hzto75HzHDMI:25Hzto60Hz
Synchronization SeparateSync.
InputConnector HDMIIN1,HDMIIN2,DisplayPort,H/P
Power Voltage 19V 2.0A
Powerconsumption(Typ.) Onmode:31W(ENERGYSTAR®standard)*
PowerSavingMode≤0.5W
OffMode≤0.5W
AC/DCadaptor ADS-45SN-19-319040Gtype,SHENZHENHONORELECTRONICCO.,LTDproduc-
tion
OrLCAP21Btype,LIENCHANGELECTRONICENTERPRISEproduction.
Output:19V 2.1A
Environmental
Conditions
OperatingCondition Temperature:10°Cto35°C;Humidity:10%to80%
StoringCondition Temperature:-20°Cto60°C;Humidity:5%to90%
StandAngle
Adjustment
Forwards/Backwards:-5°to20°(Head)
Dimension MonitorSize(WidthxHeightxDepth)
WithStand 70.3cmx41.4cmx21.3cm
WithoutStand 70.3cmx32.8cmx6.4cm
Weight(Without
Packaging)
5.2kg
Thespecificationsaresubjecttochangewithoutnotice.
*Thepowerconsumptionlevelcanbedifferentbyoperatingconditionandmonitorsetting.
*TheOnmodepowerconsumptionismeasuredwithENERGYSTAR®teststandard.
*ENERGYSTAR®isaUSregisteredmarkoftheUnitedStatesEnvironmentalProtectionAgency.
29UM55
SPECIFICATIONS

45
ENG
ENGLISH
SPECIFICATIONS
SPECIFICATIONS
LCDScreen Type 73.025cmTFT(ThinFilmTransistor)
LCD(LiquidCrystalDisplay)Screen
Diagonallengthofthescreen:73.025cm
PixelPitch 0.2628mmx0.2628mm
Resolution MaximumResolution 2560x1080@60Hz
RecommendedResolution 2560x1080@60Hz
VideoSignal
HorizontalFrequency 30kHzto90kHz
VerticalFrequency DVI/DP:50Hzto75HzHDMI:25Hzto60Hz
Synchronization SeparateSync.
InputConnector DVI-DIN,HDMIIN1,HDMIIN2,DisplayPort,AudioIn(PC),H/P
Power Voltage 19V 2.0A
Powerconsumption(Typ.) Onmode:31W(ENERGYSTAR®standard)*
PowerSavingMode≤0.5W
OffMode≤0.5W
AC/DCadaptor ADS-45SN-19-319040Gtype,SHENZHENHONORELECTRONICCO.,LTDproduc-
tion
OrLCAP21Btype,LIENCHANGELECTRONICENTERPRISEproduction.
Output:19V 2.1A
Environmental
Conditions
OperatingCondition Temperature:10°Cto35°C;Humidity:10%to80%
StoringCondition Temperature:-20°Cto60°C;Humidity:5%to90%
SpeakerWattage 5W+5W
StandAngle
Adjustment
Forwards/Backwards:-5°to20°(Head)
Dimension MonitorSize(WidthxHeightxDepth)
WithStand 70.3cmx37.7cmx25.9cm
WithoutStand 70.3cmx32.8cmx4.3cm
Weight(Without
Packaging)
6.3kg
Thespecificationsaresubjecttochangewithoutnotice.
*Thepowerconsumptionlevelcanbedifferentbyoperatingconditionandmonitorsetting.
*TheOnmodepowerconsumptionismeasuredwithENERGYSTAR®teststandard.
*ENERGYSTAR®isaUSregisteredmarkoftheUnitedStatesEnvironmentalProtectionAgency.
29UB55

46
ENG
ENGLISH
SPECIFICATIONS
Factory support mode
(Preset Mode, DVI-D/HDMI/PC DisplayPort)
Preset Mode Horizontal Frequency
(kHz)
Vertical Frequency
(Hz) Polarity (H/V) Remarks
720x400 31.468 70.08 -/+
640x480 31.469 59.94 -/-
640x480 37.5 75 -/-
800x600 37.879 60.317 +/+
800x600 46.875 75 +/+
1024x768 48.363 60 -/-
1024x768 60.123 75.029 +/+
1152x864 67.5 75 +/+
1280x720 45 60 +/+
1280x1024 63.981 60.02 +/+
1280x1024 79.976 75.025 +/+
1600x900 60 60 +/+
1680x1050 65.290 59.954 -/+
1920x1080 67.5 60 +/-
2560x1080 66.7 60 -/+
HDMI Timing (Video)
Preset Mode Horizontal
Frequency (kHz)
Vertical
Frequency (Hz) Remarks
480P 31.50 60
576P 31.25 50
720P 37.50 50
720P 45.00 60
1080P 56.25 50
1080P 67.50 60
Power Indicator
Mode LED Color
OnMode LightOn
Power-saving Blinking
OffMode Off

47
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PROPER POSTURE
PROPER POSTURE
Proper Posture for Using the Monitor
Adjustthescreensothatyoucancomfortablyviewataslightdownwardanglefromyournaturaleyelevel.
Takeabreakforapproximatelytenminuteseveryhourtoreduceanyfatiguecausedbylong-time
usage.
Thestandofthetouchmonitorallowstheproducttobeusedintheoptimumposition.
Adjustthestandangletoobtainthebestviewofthescreen.
Youshouldbelooking
slightlydownatthescreen.
Placeyourhandsgentlyon
thekeyboard,keepingyour
armsbentattheelbowsand
extendedhorizontallyinfront
ofyou.
Adjusttheangle
Sothatthereisnoreflection
orglarefromthescreen.

MakesuretoreadtheSafetyPrecautions
beforeusingtheproduct.
KeeptheOwner'sManual(CD)inan
accessibleplaceforfuturereference.
ThemodelandserialnumberoftheSET
islocatedonthebackandonesideofthe
SET.Recorditbelowshouldyoueverneed
service.
MODEL
SERIAL
Declaration of Conformity
Trade Name: LG
Model : 25UM55D,25UB55D,
29UM55D,29UB55D
Responsible Party: LG Electronics Inc.
Address : 1000 Sylvan Ave. Englewood Cliffs
NJ 07632 U.S.A
TEL: 201-266-2534
*above information is only for USA FCC Regulatory