LG 20CAV37K User manual

www.lg.com
20CAV37K
24CAV37K
CLOUD(LED LCD) MONITOR MODEL
Owner's Manual
CLOUD MONITOR
LED LCD MONITOR
(LED MONITOR*)
Please read this manual carefully before operating
your set and retain it for future reference.
*LG LED Monitors are LCD Monitors with LED Backlighting.

2
ENG
English
Table of Contents
TABLE OF CONTENTS
3 ASSEMBLING AND
PREPARING
3 Unpacking
4 Partsandbuttons
5 LiftingandmovingtheMonitor
5 SettingUptheMonitorset
5 - AttachingtheStandBase
6 - Mountingonatable
6 - Adjustingtheangle
7 - Adjustingthestandheight
7 - UsingtheKensingtonlockingdevice
8 - Detachingthestandbase
8 - Usingthecableholder
8 - Detachingthestandbody
9 - Swivelstand
9 - UsingthePivotfunction
10 - Installingthewallmountplate
10 - Mountingonawall
12 USING THE MONITOR SET
12 ConnectingInputSignalCable
12 - D-SUBINconnection-PC
13 - DVIconnection
14 ConnectingLAN/Peripherals
14 - LANconnection
15 - Peripheraldeviceconnection
16 - SelfImageAdjustment
17 CUSTOMIZING SETTINGS
18 CustomizingSettings
18 - MenuSettings
19 - Picture
20 - Color
21 - Display
22 - Others
23 - Volume
24 TROUBLESHOOTING
26 PRODUCT SPECIFICATION
26 20CAV37K
27 24CAV37K
28 PresetMode
28 Indicator
29 USING CLOUD SOLUTION

3
ENG
English
ASSEMBLING AND PREPARING
ASSEMBLING AND PREPARING
Unpacking
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.
 OnlyuseanapprovedLGpoweradapter.
 Damagecausedbyotherpoweradaptersisnotcoveredbywarranty.
 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improve
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.
Power Cord
User Manual/Card
CAUTION
NOTE
D-SUB Cable
(Thiscableisnotincludedinall
countries.)
Stand Base One Screw Cable Holder
AC-DC Adapter

4
ENG
English
ASSEMBLING AND PREPARING
11
Parts and buttons
Power Indicator
 LEDOn:Powerison
 LEDOff:Powerisoff
FrontSideButtons
InputConnectors(Seep.12to15)
(PowerButton)
InputConnectors
(Seep.15)

5
ENG
English
ASSEMBLING AND PREPARING
Setting Up the Monitor set
Attaching the Stand Base
1 Placethemonitor'sscreenfacedown.
 Toprotectthescreenfromscratches,cover
thesurfacewithasoftcloth.
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.
CAUTION
Stand Body
Stand Base
Stand Base
Lifting and moving the
Monitor
Pleaseheedthefollowinginformationwhen
movingthemonitor.
 Avoidtouchingthescreenatalltimes,asthis
mayresultindamagetothescreenorpixels.
CAUTION
 ItisrecommendedtomovetheMonitorin
theboxorpackingmaterialthattheMonitor
originallycamein.
 BeforemovingorliftingtheMonitor,
disconnectthepowercordandallcables.
 HoldthetopandbottomoftheMonitorframe
firmly.Makesurenottoholdthetransparent
partarea.
 WhenholdingtheMonitor,thescreenshould
faceawayfromyoutopreventthescreen
fromscratches.

 WhentransportingtheMonitor,donot
exposetheMonitortojoltsorexcessive
vibration.
 WhentransportingtheMonitor,keepthe
Monitorupright,neverturntheMonitoronits
side,ortilttowardstheleftorright.

6
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English
ASSEMBLING AND PREPARING
Adjusting the angle
1 Placethemonitormountedonthestandbase
inanuprightposition.
2 Adjusttheangleofthescreen.Theangleof
thescreencanbeadjustedupto5°forwards
and35°backwardsforacomfortableviewing
experience.
 Toavoidinjurytothefingerswhenadjusting
thescreen,donotholdthelowerpartofthe
monitor'sframeasillustratedbelow.
 Becarefulnottotouchorpressthescreen
areawhenadjustingtheangleofthemonitor.
WARNING
Mounting on a table
1 Liftthemonitorandplaceitonthetableinan
uprightposition.
Installatleast100 mm awayfromthewallto
ensuresufficientventilation.
2 Connecttheadaptortothemonitor,thenplug
thepowercordintothewalloutlet.
3 Pressthe (Power)buttononthefrontofthe
monitortoturnonthemonitor.
100 mm
100 mm
100 mm
100 mm
 Unplugthepowercordpriortomovingor
installingthemonitor.Thereisriskofelectric
shock.
CAUTION
Front SideRear Side

7
ENG
English
ASSEMBLING AND PREPARING
Using the Kensington locking
device
TheconnectorfortheKensingtonlockislocated
ontherearofthemonitor.
Formoreinformationoninstallationandusage,
refertotheKensingtonlockusermanualorvisit
thewebsiteathttp://www.kensington.com.
ConnectthemonitortothetablewiththeKensing-
tonlockcable.
 UsingtheKensingtonlockisoptional.The
accessoriescanbepurchasedatyourlocal
electronicsstore.
NOTE
 Oncethepinisremoved,itisnotnecessary
tore-insertittoadjusttheheight.
Adjusting the stand height
1 Placethemonitormountedonthestandbase
inanuprightposition.
2 Removethetapeattachedatthebottomrear
ofthe stand body, thenpulloutthelocking
pin.
3 Theheightcanbeadjustedupto130 mm.
 Donotputyourfingerbe-
tweenthescreenandthe
base(chassis)whenadjust-
ingthescreen'sheight.
CAUTION
WARNING
130.0mm
Tape
Locking Pin
Stand Body

8
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English
ASSEMBLING AND PREPARING
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.
 Thecomponentsappearingintheillustra-
tionsmaylookdifferentfromtheactualprod-
uct.
 Donotcarrythemonitorupside-downasthis
maycauseittofalloffitsstand,resulting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.
 Onlyremovethetapeandthelockingpin
whenthemonitorismountedonthestand
baseandisinanuprightposition.Otherwise,
thestandbodymayprotrude,whichmay
leadtoinjury.
Detaching the stand base
1 Placethemonitor'sscreenfacedown.
Toprotectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2 Usingacoin,turnthescrewinthestandbase
counterclockwise.Detachthestand base from
thestand body.
CAUTION
Stand Body
Stand Base
Using the cable holder
NOTE
The holes are used for wall mount bracket.
Varies depending upon your country or
model.
 Theholesareusedforwallmountbracket.
 Variesdependinguponyourcountryor
model.
NOTE
NOTE
The holes are used for wall mount bracket.
Varies depending upon your country or
model.
FixtheKnob(Cableholder)tothe
Hole(Hingebody).
1
2
3
UseonescrewtofixtheCableHolderand
monitorset.
ClosetheCableholder.

9
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English
ASSEMBLING AND PREPARING
Swivel stand
 ImageshownmaydifferfromyourMonitor
set.
1 Swivel355degreesandadjusttheangleofthe
Monitorsettosuityourview.
1 Liftthemonitortoitshighestheighttoutilize
thePivotfunction.
Using the Pivot function
Thepivotfunctionallowsyoutorotatethescreen
90degreesclockwise.
2 Landscape&Portrait:Youcanrotatethepanel
90°clockwise.Pleasebecautiousandavoid
contactbetweenthemonitorheadandthe
StandBasewhenrotatingthescreentoaccess
thePivotfunction.Ifthemonitorheadtouches
theStandBase,thentheStandBasecould
crack.
Head
section
Stand
section
3 Becarefulwiththecableswhenrotatingthe
screen.

10
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English
ASSEMBLING AND PREPARING
100 mm
100 mm
100 mm 100 mm
IfyouintendtomounttheMonitorsettoawall,
attachWallmountinginterface(optionalparts)to
thebackoftheset.
WhenyouinstalltheMonitorsetusingawall
mountinginterface(optionalparts),attachit
carefullysoitwillnotdrop.
1Ifyouusescrewlongerthanstandard,themoni-
tormightbedamagedinternally.
2Ifyouuseimproperscrew,theproductmightbe
damagedanddropfrommountedposition.
Inthiscase,LGElectronicsisnotresponsible
forit.
Mounting on a wall
Installthemonitoratleast100mmawayfromthe
wallandleaveabout100mmofspaceateach
sideofthemonitortoensuresufficientventilation.
Detailedinstallationinstructionscanbeobtained
fromyourlocalretailstore.Pleaserefertothe
manualtoinstallandsetupatiltingwallmounting
bracket.
Installing the wall mount plate
ThismonitorhasaVESAcompatiblemountonthe
back.MostmountswillrequireanLGmounting
plate.
1 Placethemonitor'sscreenfacedown.To
protectthescreenfromscratches,coverthe
surfacewithasoftcloth.
2 Placethewallmountplateonthemonitorand
alignitwiththescrewholesonthemonitor.
3 Usingascrewdriver,tightenthefourscrewsto
fixtheplateontothemonitor.
 Thewallmountplateissoldseparately.
 Formoreinformationontheinstallation,refer
tothewallmountplate'sinstallationguide.
NOTE
Wall Mount Plate
Model 20CAV37K 24CAV37K
Wall Mount (A x B) 100x100
Stand Screw M4
Number of screws 4
Wall Mount Plate
(Optional)
RW120

11
ENG
English
ASSEMBLING AND PREPARING
 Disconnectthepowercordfirst,andthen
moveorinstalltheMonitorset.Otherwise
electricshockmayoccur.
 IfyouinstalltheMonitorsetonaceilingor
slantedwall,itmayfallandresultinsevere
injury.
 UseonlyanauthorizedLGwallmount
andcontactthelocaldealerorqualified
personnel.
 Donotovertightenthescrewsasthismay
causedamagetotheMonitorsetandvoid
yourwarranty.
 Useonlyscrewsandwallmountsthat
meettheVESAstandard.Anydamages
orinjuriesbymisuseorusinganimproper
accessoryarenotcoveredbythewarranty.
 Screwlengthfromoutersurfaceofback
covershouldbeunder8mm.
 UsethescrewsthatarelistedontheVESA
standardscrewspecifications.
 Thewallmountkitwillincludeaninstallation
manualandnecessaryparts.
 Thewallmountbracketisoptional.Youcan
obtainadditionalaccessoriesfromyourlocal
dealer.
 Thelengthofscrewsmaydifferdepending
onthewallmount.Besuretousetheproper
length.
 Formoreinformation,refertothe
instructionssuppliedwiththewallmount.
CAUTION
NOTE
BackCover
WallmountPad
WallmountPad
BackCover
Standardscrew
Max.8mm
VESA (A x B)
A
B
 Wall Mount (A x B)

12
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English
USING THE MONITOR SET
USING THE MONITOR SET
Connecting Input Signal Cable
 Thismonitorsupportsthe*PlugandPlay
feature.
*PlugandPlay:Afeaturethatallowsyouto
addadevicetoyourcomputer,withouthaving
toreconfigureanythingorinstallanymanual
drivers.
D-SUB IN connection - PC
D-SUBINtransfersanalogvideosignalsfromthe
PCtothemonitor.
ConnectthemonitortothePCusingtheprovided
15-pinD-SUBsignalcableasillustratedbelow.
NOTE
RGB IN
MONITOR
 Apple Adapter
AnadaptermaybeneededforApple
computers.Thisadaptercanbepurchased
fromApple.

13
ENG
English
USING THE MONITOR SET
DVI connection
TransfersdigitalvideosignalsfromtheCloudMon-
itortoanextendedmonitor.
ConnecttheCloudMonitortoanextendedmonitor
usingaDVIcable.
 Toconnectthemonitortoacomputer,use
theappropriatesignalcable(LANandD-
SUB).
 AconvertercanbeusedtoconverttheDVI-I
inputsignaltoD-SUBinputsignal.
 Whenconnectingthepowercordtotheout-
let,useagrounded(3-hole)multi-socketora
groundedwalloutlet.
 Themonitormayflickerwhenturnedoninan
areaoflowtemperature.Thisisnormal.
 Sometimesred,greenorbluespotsmayap-
pearonthescreen.Thisisnormal.
 Connecttheinputsignal
cableandtighteninthe
directionofthearrow.To
preventdisconnection
securethecabletightly.
 Donotpressonthescreenforaprolonged
time.Thismaycauseimagedistortion.
 Donotdisplayastillimageonthescreen
foraprolongedtime.Thismaycauseimage
retention.Ifpossible,usethescreensaver.
CAUTION
NOTE
(soldseparately)

14
ENG
English
USING THE MONITOR SET
Connecting LAN/Peripherals
LAN connection
Connecttherouterorswitchtothemonitorusinga
LANcableasillustratedbelow.
 TheLANcableissoldseparately.
 ThefollowingLANcabletypecanbeused:
Standard:IEEE802.3ETHERNET
 Ifadeviceisconnectedintotheearphone
outportviaaLANcable,youcanadjustthe
volumewiththevolumeicononPCtaskbar.
 ConnecttheLANcableandtheperipheral
devicespriortobootingupthePC.
NOTE
(soldseparately)

15
ENG
English
USING THE MONITOR SET
 Peripheraldevicesaresoldseparately.
 TheUSBportsontheleftandbottomofthe
monitorcanbeusedtoconnectthekey-
board,mouse,andotherUSBdevices.
 Cableswithangledplugsmayhaveclear-
anceissues,usestraightplugswhenpos-
sible.
AngleType StraightType
Peripheral device connection
Connectperipheraldevicestothemonitorusing
USB,microphoneandheadphoneports.
NOTE
NOTE
 Headphones,speakersormicrophonemay
notworknormally,dependingontheserver
PCsettings.
 Virtualsolutionsmayaffectthefunctionsor
speedofthespecificUSBstoragedevice.
Left
Bottom
11
11
 WhentheuserusetheUSBdevicestocon-
nectthetopandbottomportsatthesame
time,Pleasereferthebelowdepthandlength
ofUSBforoptimalconnection.
NOTE
A≤8.5mmB≤18mm

16
ENG
English
USING THE MONITOR SET
 Whatis"SelfImageAdjustment"?Thisfunc-
tionrunswhenthemonitorisconnectedfor
thefirsttimeandperformsautomaticimage
adjustmentforeachsignal(onlyavailablefor
analog[D-SUBinput]signals)toprovidean
optimalscreendisplay.
Self Image Adjustment
Pressthepowerbuttononthefronttoturnon
themonitor.Whenpoweredon,the"Self Image
Adjustment" functionwillrunautomatically(only
availableforanalog[D-SUBinput]signals).
NOTE

17
ENG
English
CUSTOMIZING SETTINGS
CUSTOMIZING SETTINGS
1 PressthedesiredbuttononthebottomoftheMonitorset.
2 ChangethevalueofthemenuitembypressingthebuttonsonthebottomoftheMonitorset.
Toreturntotheuppermenuorsetothermenuitems,usetheuparrow( )button.
3 SelectEXITtoleavetheOSDmenu.
Monitor set Buttons
Button Description
MENU Activatesthemainmenu.
OSD Lock/Unlock
Functions
Thisfunctionallowyoutolockthecurrentcontrolsettings,so
thattheycannotbeinadvertentlychanged.
PressandholdtheMENUbuttonforseveralseconds.Then
OSDof“OSDLock”willappear.Afterthat,usercanselect
lockorunlockbypressingleft/rightbutton.
Ifuserselectsthe“Lock”iconbypressingthe“OK”button,
themessage“OSDLocked”willappear.Otherwise,“OSD
Unlocked”willappear.Afterselectingthe“Lock”,Ifyouwant
tochangetoUnlock,youcanpushthe“MENU”buttonfor
severalseconds.Themessage“OSDUnlocked”willappear.
VOL Adjustthevolumeofthemonitor.(onlyworksinCloudmode)/theleftarrowkey.
CLOUD DisconnectstheconnectionwhenthekeyispressedforafewsecondswhileinCloud
mode;therightarrowkey.
AUTO Toadjustthemonitorsettings,presstheAUTObuttonontheMONITORSETUPOSD
menu(onlysupportedforanalogsignal).
Foroptimalscreendisplay,usethefollowingresolution.
Optimal Resolution 20CAV37K:1440x900
24CAV37K:1920x1080
INPUT Allowsselectionoftheinputsignal.

IfyouconnectthemonitortoacomputerusingaD-SUBcable,selecteitherthe
CLOUDorD-SUBinputsignal.

TheinitialinputsignalisD-SUB.
EXIT ExitstheOSDmenu.
(PowerButton) 
D-SUBInput:PowerOn/Off

CLOUDInput
MonitorOff:Pressthepowerbuttononcethenthemonitorwillbeturnedoffafter5
seconds.
CLOUDOff:PressthepowerbuttontwicethenthemonitorandCLOUDconnection
willbedisabled.
CLOUDOn:Pressthepowerbutton.
Power Indicator Thepowerindicatorstayswhiteifthedisplayisrunning
properly(OnMode).IfthedisplayisinSleepMode,the
powerindicatorblinkswhite.

18
ENG
English
CUSTOMIZING SETTINGS
Customizing Settings
Menu Settings
1 PressMENUbuttononthebottomoftheMonitorset
todisplaytheMenuOSD.
2 Settheoptionsbypressingthe◄or►or▼
buttons.
3 Selectthe"Next Menu"buttontoenterthemore
optionsettings.
4 SelectEXITtoleavetheOSDmenu.
Toreturntotheuppermenuorsetothermenuitems,
usetheuparrow( )button.
Eachoptionisexplainedbelow.
Menu > Next Menu D-SUB CLOUD Description
Picture Sharpness ● ● Toadjusttheclearnessofthescreen.
Color Gamma ● ● Tocustomizethecolorofthescreen
Color Temp
Display Horizontal ●Toadjustthepositionofthescreen
Vertical
Clock ●Toimprovetheclarityandstabilityofthescreen
Phase
Others Language
● ● Tocustomizethescreenstatusforauser'soperating
environment
Cloud
Power Indicator
 CLOUD: UsingPCviaanetwork.
Menu D-SUB CLOUD Description
Brightness ● ● Toadjustthebrightness,contrastofthescreen
Contrast ● ●
Reader Mode
● ●
Reader 1
Itisamodethatthescreenisadjustedtothebestforthenewspaper.Ifyouwant
screenmorebright,youcancontrolbrightnessinMenuOSD.
Reader 2
Itisamodethatthescreenisadjustedtothebestforthecartoon.Ifyouwant
screenmorebright,youcancontrolbrightnessinMenuOSD.
Reader Off
Itisamodethatreadermodeisoff.
Wide/Original
● ●
Wide
Switchtofullscreenmodeaccordingtoinputimagesignal.
Original
Changetheinputimagesignalratiotooriginal.
*ThisfunctionworksonlyifinputresolutionislowerthanMonitorsetratio(16:9).
Reset ● ● Restoreallfactorydefaultsettings.Pressthe◄ ,►buttonstoreset
immediately.
Reader Mode 3/3
70
100
1/2
Reset
Wide / Original
Brightness
Contrast
Menu
Menu > Next Menu > Picture
Sharpness
Menu > Next Menu > Color
Gamma
Color Temp
Red
Green
Blue
Menu > Next Menu > Display
Horizontal
Vertical
Clock
Phase
Menu > Next Menu > Others
Language
Cloud
Power Indicator
Volume
Off
Wide
No
Next Menu
Gamma 1
Custom
English
Off
Off
Menu > Next Menu > Others
Language
Cloud
Power Indicator
English
Off
Off
Reader Mode 3/3
70
100
1/2
Reset
Wide / Original
Brightness
Contrast
Menu
Menu > Next Menu > Picture
Sharpness
Menu > Next Menu > Color
Gamma
Color Temp
Red
Green
Blue
Menu > Next Menu > Display
Horizontal
Vertical
Clock
Phase
Menu > Next Menu > Others
Language
Cloud
Power Indicator
Volume
Off
Wide
No
Next Menu
Gamma 1
Custom
English
Off
Off
Menu > Next Menu > Others
Language
Cloud
Power Indicator
English
Off
Off

19
ENG
English
CUSTOMIZING SETTINGS
Picture
1 PressMenubuttononthebottomoftheMonitorset
todisplaytheMenuOSD.
2 Selectthe"Next Menu"buttontoenterthemore
optionsettings.
3 EntertoPicturebypressingthe▼button.
4 Settheoptionsbypressingthe◄or►buttons.
5 SelectEXITtoleavetheOSDmenu.
Toreturntotheuppermenuorsetothermenuitems,
usetheuparrow( )button.
Eachoptionisexplainedbelow.
Menu > Next Menu > Picture Description
Sharpness Toadjusttheclearnessofthescreen.
Reader Mode 3/3
70
100
1/2
Reset
Wide / Original
Brightness
Contrast
Menu
Menu > Next Menu > Picture
Sharpness
Menu > Next Menu > Color
Gamma
Color Temp
Red
Green
Blue
Menu > Next Menu > Display
Horizontal
Vertical
Clock
Phase
Menu > Next Menu > Others
Language
Cloud
Power Indicator
Volume
Off
Wide
No
Next Menu
Gamma 1
Custom
English
Off
Off
Menu > Next Menu > Others
Language
Cloud
Power Indicator
English
Off
Off

20
ENG
English
CUSTOMIZING SETTINGS
Color
1 PressMENUbuttononthebottomoftheMonitorset
todisplaytheMenuOSD.
2 Selectthe"Next Menu"buttontoenterthemore
optionsettings.
3 SelectColorbypressingthe►button.
4 EntertoColorbypressingthe▼button.
5 Settheoptionsbypressingthe◄or►or▼
buttons.
6 SelectEXITtoleavetheOSDmenu.
Toreturntotheuppermenuorsetothermenuitems,
usetheuparrow( )button.
Eachoptionisexplainedbelow.
Reader Mode 3/3
70
100
1/2
Reset
Wide / Original
Brightness
Contrast
Menu
Menu > Next Menu > Picture
Sharpness
Menu > Next Menu > Color
Gamma
Color Temp
Red
Green
Blue
Menu > Next Menu > Display
Horizontal
Vertical
Clock
Phase
Menu > Next Menu > Others
Language
Cloud
Power Indicator
Volume
Off
Wide
No
Next Menu
Gamma 1
Custom
English
Off
Off
Menu > Next Menu > Others
Language
Cloud
Power Indicator
English
Off
Off
Menu > Next Menu > Color Description
Gamma Setyourowngammavalue.:Gamma0,Gamma1,Gamma2,Offon
themonitor,highgammavaluesdisplaywhitishimagesandlowgamma
valuesdisplayblackishimages.
Ifuserdon'twantadjustedgamma,usercanselectGammaoff.
Color Temp Custom
• Red:Setyourownredcolorlevels.
• Green: Setyourowngreencolorlevels.
• Blue:Setyourownbluecolorlevels.
Selectthescreencolor.
Warm: Setthescreentowarmcolortemperature(morered).
Medium:Setthescreentomediumcolortemperature.
Cool: Setthescreentocoolcolortemperature(moreblue).