Acer D241H User manual

TABLEOFCONTENTS
Specialnoteson LCDmonitors..................................................1
Information foryoursafetyand comfort..................................2
Unpacking...................................................................................5
Attaching/Removingthebase....................................................6
Screenposition adjustment........................................................6
Connecting thepowercord.......................................................7
Safetyprecaution.......................................................................7
Cleaning yourmonitor...............................................................7
Powersaving...............................................................................8
DDC..............................................................................................8
ConnectorPinAssignment.........................................................9
StandardTiming Table..................................................................10
Installation.....................................................................................11
Usercontrols..................................................................................12
Troubleshooting............................................................................19

EN-1
SPECIALNOTESONLCDMONITORS
Thefollowingsymptoms are normalwithLCDmonitorand do notindicate a
problem.
NOTES
•Duetothenatureofthefluorescentlight,thescreenmayflickerduring
initialuse.Turnoff thePowerSwitch andthenturniton againtomake
sure theflicker disappears.
•You mayfind slightlyunevenbrightness onthescreendepending on the
desktop patternyou use.
•TheLCDscreenhaseffectivepixelsof99.99%ormore.Itmayinclude
blemishesof0.01%orlesssuchas amissing pixelorapixellitallofthe
time.
•Duetothenature oftheLCDscreen, anafterimageofthepreviousscreen
mayremain after switching theimage,whenthesame imageisdisplayed
forhours.Inthiscase,thescreenisrecoveredslowlybychanging the
imageorturning off thePower Switchforhours.

EN-2
Information foryoursafetyand comfort
Safetyinstructions
Readtheseinstructionscarefully.Keepthisdocumentforfuturereference.Followall
warningsandinstructionsmarkedontheproduct.
CAUTIONforaccessibility
Besurethatthepoweroutletyouplugthepowercordintoiseasilyaccessibleand
locatedasclosetotheequipmentoperatoraspossible.Whenyouneedtodisconnect
powertotheequipment,besuretounplugthepowercordfromtheelectricaloutlet.
Warnings
•Donotusethisproductnearwater.
• Donotplacethisproductonanunstablecart,standortable.Ifthe
productfalls,itcould beseriouslydamaged.
•Slotsandopeningsareprovidedforventilationtoensurereliableoperationof
theproductand toprotectitfromoverheating.Theseopeningsmust notbe
blockedorcovered.Theopeningsshould neverbeblockedbyplacingthe
productonabed,sofa,rugorothersimilarsurface.Thisproductshouldnever
beplacednearoroveraradiatororheatregister,orinabuilt-ininstallation
unlessproperventilationisprovided.
•Neverpushobjectsofanykindintothisproductthroughcabinet
slotsastheymaytouchdangerousvoltagepointsorshort-outpartsthatcould
resultinafireorelectricshock.Neverspill liquidofanykindontoorintothe
product.
•Toavoiddamageofinternalcomponentsandtopreventbatteryleakage, do
notplacetheproductonavibratingsurface.
•Neveruseitundersporting,exercising,oranyvibratingenvironmentwhich
willprobablycauseunexpectedshortcurrentordamagerotordevices,HDD,
Opticaldrive,andevenexposureriskfromlithiumbatterypack.
Safelistening
Followtheseinstructions,suggestedbyhearingexperts,toprotectyourearing.
•Graduallyincreasethevolumeuntilyoucanhearitclearlyandcomfortablyand
withoutdistortion.
•Aftersetting thevolumelevel, do notincreaseitafteryourearsadjust.
•Limittheamountoftimelisteningtomusicathighvolume.
•Avoidturningupthevolumetoblockoutnoisysurroundings.
•Turnthevolumedownifyoucan’thearpeoplespeakingnearyou.

EN-3
Productservicing
Donotattempttoservicethisproductyourself,asopeningorremovingcoversmay
exposeyoutodangerousvoltagepointsorotherrisks.Referall servicingtoqualified
servicepersonnel.
Unplugthisproductfromthewalloutletand referservicingtoqualifiedserviceperson-
nelwhen:
•thepowercordorplug isdamaged,cutorfrayed
•liquidwasspilledintotheproduct
•theproductwasexposedtorain orwater
•theproducthasbeendroppedorthecasehasbeendamaged
•theproductexhibitsadistinctchangein performance,indicatinganeedforservice
•theproductdoesnotoperatenormallyafterfollowing theoperatinginstructions
-----------------------------------------------------------------------------------------------------
Note:Adjustonlythosecontrolsthatarecoveredbytheoperatinginstructions,
sinceimproperadjustmentofothercontrolsmayresultindamageandwill
oftenrequireextensiveworkbyaqualifiedtechniciantorestoretheproductto
normalcondition.
LCDPixelStatement
TheLCDunitisproducedwithhigh-precision manufacturing techniques.Nevertheless,
some pixelsmayoccasionallymisfireorappearasblackorreddots.Thishasnoeffecton
therecordedimageanddoesnotconstituteamalfunction.
Tipsand informationforcomfortableuse
Computerusers maycomplainofeyestrainandheadachesafterprolongeduse.Usersare
alsoatriskofphysicalinjuryafterlonghoursofworkinginfrontofacomputer.Long
workperiods,badposture,poorworkhabits,stress,inadequateworkingconditions,
personalhealthandotherfactors greatlyincreasetheriskofphysicalinjury.
Incorrectcomputerusagemayleadtocarpaltunnelsyndrome,tendonitis,tenosynovitis
orothermusculoskeletaldisorders.Thefollowingsymptomsmayappearin thehands,
wrists,arms,shoulders,neckorback:
•numbness,oraburningortinglingsensation
•aching,sorenessortenderness
•pain, swelling orthrobbing
•stiffnessortightness
•coldness orweakness
Ifyou havethesesymptoms,oranyotherrecurringorpersistentdiscomfortand/orpain
relatedtocomputeruse,consultaphysicianimmediatelyandinformyourcompany’s
healthandsafetydepartment.
Thefollowingsection providestipsformorecomfortablecomputeruse.
Finding yourcomfortzone
Findyourcomfortzonebyadjustingtheviewingangleofthemonitor,usingafootrest,
orraisingyoursittingheighttoachievemaximumcomfort.Observethefollowingtips:
•refrainfromstayingtoo longin onefixedposture
•avoid slouching forwardand/orleaning backward
•standupandwalkaround regularlytoremovethestrainonyourlegmuscles

EN-4
-----------------------------------------------------------------------------------------------------
Warning!Wedonotrecommend using theproducton acouchorbed.Ifthisis
unavoidable,workforonlyshortperiods,takebreaksregularly,anddosome
stretchingexercises.
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Formoreinformation andhelp in recycling,pleasevisitthefollowingwebsites:
Worldwide:
http://www.acer-group.com/public/Sustainability/sustainability01.htm
http://www.acer-group.com/public/Sustainability/sustainability04.htm
•take short rests torelaxyourneckandshoulders
•avoidtensing yourmusclesorshruggingyourshoulders
•installtheexternaldisplay,keyboardandmouseproperlyandwithincomfort
ablereach
•ifyouviewyourmonitormorethanyourdocuments,placethedisplayatthe
centerofyourdesktominimizeneckstrain
Taking care ofyourvision
Longviewinghours,wearingincorrectglassesorcontactlenses,glare,excessiveroom
lighting,poorlyfocusedscreens,verysmalltypefacesandlow-contrastdisplayscould
stressyoureyes.Thefollowingsectionsprovidesuggestionsonhowtoreduceeyestrain.
Eyes
•Restyoureyesfrequently.
•Giveyoureyesregularbreaksbylookingawayfromthemonitorandfocusing
onadistantpoint.
•Blinkfrequentlytokeepyoureyesfromdryingout.
Display
•Keepyourdisplayclean.
•Keepyourheadatahigherlevelthanthetopedgeofthedisplaysoyoureyes
pointdownwardwhenlookingatthemiddleofthedisplay.
•Adjustthedisplaybrightness and/orcontrast toacomfortablelevelforenhanced
textreadabilityandgraphicsclarity.
•Eliminateglareand reflectionsby:
•placing yourdisplayin suchawaythatthesidefacesthewindoworanylight
source
•minimizingroomlightbyusingdrapes,shadesorblinds
•usingatasklight
•changing thedisplay’sviewing angle
• usingaglare-reductionfilter
•usingadisplayvisor,suchasapieceofcardboardextendedfromthedisplay’s
topfrontedge
•Avoidadjusting yourdisplaytoanawkwardviewingangle.
•Avoidlookingatbrightlightsources,suchasopenwindows,forextended
periodsoftime.
Developing good workhabits
Developthefollowingworkhabitstomakeyourcomputerusemorerelaxingand
productive:
•Takeshortbreaksregularlyandoften.
•Performsomestretchingexercises.
•Breathefreshairasoftenaspossible.
•Exerciseregularlyandmaintain ahealthybody.

EN-5
UNPACKING
Please checkthefollowing itemsare presentwhenyouunpackthebox,
andsavethepacking materialsincaseyouwillneedtoship ortransport
themonitorinfuture.
•User Manual
•ACPower Cord •D-Sub Cable
•QuickStart Guide •AudioCable
(OnlyAudio-InputModel)
(Optional)
•USBCable
•LCDMonitor •QwertyRemote Controller
Batteryx2

EN-6
Attaching /Removing theBase
SCREENPOSITIONADJUSTMENT
In oder tooptimizethebestviewing position,you canadjustthetiltof
themonitorbyusing bothofyourhandstohold theedges ofthemonitor
as shownin thefigurebelow.
Themonitorcanbeadjustedto15 degreesup or5degrees downasindi-
catedbyarrowbelow.
--------------------------------------------------------------------
Note:Removethemonitorand monitorbase fromits packaging.
Carefullyplacethemonitorface-downon astablesurface-- use a
clothtoavoid scratching thescreen.
Install:
Align thebase withthestand and
pushthebasetowardsthetopof
themonitor,Tightenthescrew
clock-wise.
Remove:
Reversethestepstoremovethebase.
15°
5°

EN-7
CONNECTINGTHEPOWERCORD
•Checkfirst tomake sure that thepower cordyou use isthecorrecttype
requiredforyourarea.
•Thismonitorhas auniversalpower supplythat allowsoperation in either
100/120VACor220/240 VACvoltagearea.Nouser-adjustmentisrequired.
•Plug oneend ofthepower cord totheAC Inlet, pluganother end to a
proper ACoutlet.
•Forunitusingat 120 VAC:
UseaULListedCordSet,TypeSVTwire and plug rated10 A/125V.
•Forunitusingat220/240 VAC(outsideofU.S.):
Use aCordSet consisting ofH05VV-F cordandplug rated10 A,250 V.The
cordsetshould havetheappropriatesafetyapprovalsforthecountryin
which theequipmentwill beinstalled.
SAFETYPRECAUTION
•Avoidplacing themonitor,oranyotherheavy object,on thepower cord
toavoiddamagetothecable.
•Donotexposethemonitortorain, excessivemoisture,ordust.
•Donotcover theventilationslots oropeningsofthemonitor.Always
putthemonitorinaplacewherethere isadequate ventilation.
•Avoid placing themonitoragainst abrightbackground orwhere sun-
lightorotherlightsourcesmayreflectonthefaceofthemonitor.Place
themonitorjust beloweyelevel.
•Handlewithcare whentransporting themonitor.
•Refrain fromgiving shockorscratch tothescreen,as screenisfragile.
CLEANINGYOURMONITOR
Please carefullyfollowthebelowguidelines whencleaning themonitor.
•Alwaysunplug themonitorbeforecleaning.
•Useasoft clothtowipethescreenand cabinetfrontandsides.

EN-8
Powersaving
Themonitorwill bedriveninto PowerSaving modebythecontrolsignal
fromthedisplaycontroller,asindicatedbytheamber-colorpower LED.
Thepower saving states will bekeptuntil acontrol signalhas beendetected
orthekeyboardormouse isactivated.Therecoverytime fromPowerSaving
state backtoONstateisaround3seconds.Long press Power Button for4
secondsintoPower Off Mode.
DDC
Tomakeyourinstallation easier,themonitorisabletoPlug and Playwith
yoursystem ifyoursystemalsosupportsDDCprotocol.TheDDC(Display
Data Channel)isacommunication protocol through whichthemonitor
automaticallyinformsthehost system aboutits capabilities,forexample,
supportedresolutionsand corresponding timing. Themonitorsupports
DDC2Bstandard.
State LED
Light
ON White
Power Saving
Mode Amber

EN-9
CONNECTORPINASSIGNMENT
15-Pin ColorDisplaySignalCable
1
6
11
5
10
15
19-Pin colordisplaysignalcable*
PIN DESCRIPTION PIN DESCRIPTION
1. TMDSData2+ 10. TMDSClock+
2. TMDSData2Shield 11. TMDSClockShield
3. TMDSData2- 12. TMDSClock-
4. TMDSData1+ 13. CEC
5. TMDSData1Shield 14. Reserved(N.C.ondevice)
6. TMDSData1- 15. SCL
7. TMDSData0+ 16. SDA
8. TMDSData0Shield 17. DDC/CECGround
9. TMDSData0- 18. +5VPower
19. HotPlugDetect
*onlyforcertain models
PIN DESCRIPTION PIN DESCRIPTION
1. Red 9. +5V
2. Green 10. Sync-Ground
3. Blue 11. MonitorGround
4. MonitorGround 12. DDC-SerialData
5. DDC-Ground 13. H-Sync
6. R-Ground 14. V-Sync
7. G-Ground 15. DDC-SerialClock
8. B-Ground

EN-10
Standard iming able
ModeResolution
1VGA640x48060 Hz
2MAC640x48066.66 Hz
3VEA720x40070 Hz
4VGA800x60056 Hz
5VGA800x60060Hz
6XGA1024x76860 Hz
7XGA1024x76870 Hz
8VEA1152x86475 Hz
9WXGA1280x80060 Hz
10XGA1280x102460 Hz
11WXGA+1440x90060 Hz
12UXGA1920x108060 Hz

EN-11
INSTALLATION
To install themonitorto yourhost system,pleasefollowthestepsas given
below:
Steps
1.1-1 ConnectVideoCable
a.Make sureboththemonitorandcomputer are powered-OFF.
b. ConnecttheVGAvideocabletothecomputer.
1-2 HDMI Cable(OnlyHDMI-InputModel)(Optional)
a.Make sureboththemonitorandcomputer are powered-OFF.
b. ConnecttheHDMIcabletothecomputer.
2.ConnecttheAudio CabletoPCAnalog Audio output(Lime greenconnec-
tor)(OnlyAudio-InputModel).
3.ConnecttheLAN Cable(LAN CableisforDisplay+only,no function inPC
mode).
4.ConnecttheUSBCabletoPCHost.
5.USBHUB:ForUSBDeviceconnect.
6.ConnecttothePCMicrophoneAudio Input(Pinkconnector).
7.ConnecttotheEarphoneorExternalSpeaker (Optional).
8.CardReader forSD,MMC, MS,MSPRO and XDcard.
9.Connectpower cord: Connectthepowercordtothemonitor,thentoa
properlygroundedACoutlet.
10.Power-ONMonitorandComputer
Power-ONthemonitorfirst,thenpower-ONthecomputer.
Thissequenceisveryimportant.
11.Ifthemonitorstilldoes notfunctionproperly,please refertothe
troubleshooting section todiagnose theproblem.
1-11-2
5
5
8
7
9
9675 42 3
S
p
eake
r
USBHUB
LANHUB
USBHUB CardReader
speaker speaker
1X 2X 3X 4X 5X
3421-1 1-2 6

EN-12
USERCONTROLS
Power Switch /Power LED:
Toturnthe monitorONorOFF.
Lightsuptoindicatethe poweristurned ON.
Using theShortcutMenu
Press thefunction button toopentheshortcutmenu.Theshortcutmenulets you
quicklyselect the mostcommonlyaccessed settings.
1 2 3 4 5 6 Power

EN-13
1Empowering:
PresstheEmpoweringKey toopentheAcereColorManagementOSDand access
thescenariomodes.
2AUTO AutoAdjust
Press thisbuttontoactivatetheAutoAdjustmentfunction.TheAutoAdjustment
function isusedtosettheHPos,VPos,Clockand Focus.
3MENU OSDfunctions
Press thisbottontoactivatethe OSDmenu.
4Volume Up / Down
Presstoadjustvolume(OnlyAudio-InputModel)(Optional)
5INPUTInputKey(PCMode)
UseInputkeytoselectfromdifferentvideosourcesthatmaybeconnected to
yourmonitor.
(a) VGAinput(b)HDMIinput
Asyoucyclethroughthe sourcesyouwill see thefollowingmessageson top right
side ofscreen toindicatecurrentlyselected inputsource. Itmaytake 1or2
secondsforthe image toappear.
VGAorHDMI
IfeitherVGAorHDMI inputisselected ,buttheVGA and HDMI cablesarenot
connected,afloatingdialogboxindicates:
”CableNotConnected”
When the video cableisconnected,butthereisnoactivesignal input,afloating
dialog boxinindicates:
”NoSignal”
6Source Key
UseSourceKeytoselectPCMode orPlusMode.

EN-14
Main
Menu
icon
Sub
Menu
icon
Sub
Menu
item Description
N/A Usermode Userdefined.Settingscanbe fine-tuned to
suitany situation
N/A Textmode
Optimalbalanceofbrightness andcontrast
preventeyestrain.Themost comfortableway
toreadonscreen text
N/A Standard
mode
DefaultSetting.Reflectsnativedisplay
capability
N/A Grahpic
mode
Enhancescolorsandemphasize finedetail.
Picturesandphotographsappearinvibrant
colors withsharpdetail.
N/A Movie
mode
Displaysscenesinclearestdetail.Presents
greatvisuals,eveninunsuitably-lit
environments.
AcereColorManagement
Operationinstructions
Step1:Press “”KeytoopentheAcereColorManagementOSDand
accessthescenario modes
Step2: Press “”or“”toselectthemode
Step3:Press “Adjust/Exit”Keytoconfirm themodeandrunAutoAdjust.
Featuresand Benefits

EN-15
AdjustingtheOSDsettings
--------------------------------------------------------------------
Note:Thefollowing contentisforgeneralreferenceonly.Actual
productspecificationsmayvary.
TheOSDcanbeusedforadjusting thesettingsofyourLCDMonitor.
Press the MENU keytoopentheOSD.You canuse theOSDtoadjust the
picture quality,OSDTimeoutand generalsettings.Foradvancedsettings,
please refer tofollowing page:
Adjustingthepicture quality
1Press the MENU keytobring up theOSD.
2Using the / keys,select Picture fromtheOSD.Thennavigate
tothepicture elementyou wishtoadjust.Use the toEnterto
theitempage.
3Use the / keystoadjust thesliding scales.
4ThePicture menu canbeusedtoadjust thecurrentBrightness,Contrast,
ColourTemp,AutoConfig and otherimage-relatedqualities.

EN-16
AdjustingtheOSDTimeout
1Press the MENU keytobring up theOSD.
2Using thedirectionalkeys,select OSDfromtheon screendisplay.
Thennavigate tothefeature you wishtoadjust.

EN-17
Adjusting thesetting
1Press the MENU keytobring up theOSD.
2Using the / keys,select Setting fromtheOSD.Thennavigate to
thefeature you wishtoadjust.Use the toEntertotheitem
page.
3TheSetting menu canbeusedtoadjust thescreenMenu Languageand
other importantsettings.

EN-18
Productinformation
1920x1080
H:67KHzV: 60Hz
VGAInput
S/N:ETL53091326350380B3742
1Press the MENU keytobring up theOSD.
2Using the / keys,select Information fromtheOSD.Thenthe
basic information ofLCDmonitorwill showup forcurrentinput.

EN-19
(VGA Mode)
TROUBLESHOOTING
Before sending yourLCDmonitorforservicing, please checkthetrouble-
shootinglistbelowtosee ifyoucanself-diagnosetheproblem.
Problems CurrentStatusRemedy
NoPicture
LEDON · UsingOSD,adjust brightnessandcontrast
tomaximumorresettotheirdefault
settings.
LEDOFF · Checkthepowerswitch.
· CheckifACpowercordisproperly
connectedtothemonitor.
LEDdisplays
ambercolor
·Checkifvideosignalcableisproperly
connectedatthebackofmonitor.
·Checkifthepowerofcomputersystemis
ON.
Abnormal
Picture
Unstable
Picture
·Checkifthespecificationofgraphics
adapterandmonitorisincompliance
whichmaybecausingtheinputsignal
frequencymismatch.
Displayis
missing,center
shift,ortoo
small ortoo
largeindisplay
size
·UsingOSD,adjust RESOLUTION,CLOCK,
CLOCK-PHASE,H-POSITIONandV-
POSITIONwithnon-standardsignals.
·UsingOSD,incaseofmissingfull-screen
image,pleaseselectotherresolutionor
otherverticalrefreshtiming.
·Waitforafewsecondsafteradjustingthe
sizeoftheimagebeforechangingor
disconnectingthesignalcableorpowering
OFFthemonitor.
Abnormal
Sound
(OnlyAudio-
Inputmodel)
(Optional)
Nosound,or
soundlevelis
too low
·Checktheaudiocablewiththehost PCis
connected.
·CheckifthevolumesetupofthehostPCis
inminimumpositionandtrytoraisethe
volumelevel.