Acer GN246HL 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
Poweradaptor............................................................................8
ConnectorPinAssignment.........................................................9
Standard/3DTiming Table..................................................................11
Installation.....................................................................................12
Usercontrols..................................................................................13
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.
3DExperience:
•3Dvisualeffects require3D compatiblesoftware,nVidia®
3D Vision™glassesandacompatible3D graphicscard.
Formore informationvisitthenVidiawebsite:
http://www.nvidia.com/page/home.html

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
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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
•LCDMonitor
UNPACKING
Please checkthefollowing itemsare presentwhenyouunpackthebox,
andsavethepacking materialsincaseyouwillneedtoship ortransport
themonitorinfuture.
•User Manual
•ACPower Cord •D-Sub Cable
(Optional)
•QuickStart Guide
•DVICable
(Optional)
•Poweradaptor
•3D Glasses
•HDMI Cable
(Optional)
•AudioCable
(Optional)
LCD monitor
(Optional)

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:
Aligntherelease button onthe
bottomofthemonitorwiththe
corresponding
slots onthebottomofthebase.
Remove:
Depress therelease button as
indicatedfirst beforeremovingthe
baseand followthearrowdirection
to removeit.

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 bedriven intoPowerSaving”modebythecontrol signal
fromthedisplaycontroller,asindicatedbytheamber-colorpower LED.
Thepower saving states will bekeptuntil acontrol signalhas beendetected
orthekeyboard ormouse isactivated. TherecoverytimefromActiveOFF
state backtoONstateisaround3seconds.
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.
PowerAdaptor
Yourdeviceuses oneofthefollowingpower supplies.
State LED
Light
ON Blue
PowerSaving
Mode Amber
3DMode Green
• The adapter is only used for this monitor ,do not be used for other
purposes.
• Your device uses one of the following power supplies:
Manufacturer: Asian Power Devices Inc., Model: DA-40A19
Manufacturer: Delta Electronics Inc., Model: ADP-40PH BB

EN-9
PINNO. DESCRIPTION PINNO. DESCRIPTION
1. Red 9. +5V
2. Green 10. Logic Ground
3. Blue 11. MonitorGround
4. MonitorGround 12. DDC-SerialData
5. SelfTest 13. H-Sync
6. R-Ground 14. V-Sync
7. G-Ground 15. DDC-SerialClock
8. B-Ground
CONNECTORPINASSIGNMENT
15-Pin ColorDisplaySignalCable
1
6
11
5
10
15

EN-10
24-Pin ColorDisplaySignalCable*
PIN Signal PIN Signal
1. TMDSData2- 13. TMDSDate3+
2. TMDSData2+ 14. +5V Power
3. TMDSDataGND 15. SelfTest
4. TMDSDate4- 16. HotPlug Detect
5. TMDSDate4+ 17. TMDSData0-
6. DDCClock 18. TMDSData0+
7. DDCData 19. TMDSDataGND
8. NC 20. TMDSDate5-
9. TMDSData1- 21. TMDSDate5+
10. TMDSData1+ 22. TMDSClockGND
11. TMDSDataGND 23. TMDSClock+
12. TMDSDate3- 24. TMDSClock-
19-Pin colordisplaysignalcable*
PIN Meaning PIN Meaning
1. TMDSData2+ 10. TMDSClock+
2. TMDSData2Shield 11. TMDSClockShield
3. TMDSData2– 12. TMDSClock–
4. TMDSData1+ 13. CEC
5. TMDSData1Shield 14. Reserved(N.C.on
device)
6. TMDSData1– 15. SCL
7. TMDSData0+ 16. SDA
8. TMDSData0Shield 17. DDC/CECGround
9. TMDSData0– 18. +5VPower
19. HotPlugDetect
*onlyforcertain models

EN-11
Sta nd a rd Timing Ta ble
**Modes that require a dual link DVI cable and compatible graphic card.
3D Timin g Ta ble
Mode Resolution
1 1920x2205p 24 Hz
2 1280x1470p 60 Hz
3 1280x1470p 50 Hz
4 1920x1080i 60 Hz
5 1920x1080i 50 Hz
6 1920x1080p 24 Hz
7 1280x720p 60 Hz
8 1280x720p 50 Hz
Mode Resolution
1 VGA 640x480 60 Hz
2 MAC 640x480 66.66 Hz
3 VESA 720x400 70 Hz
4 SVGA 800x600 56 Hz
5 SVGA 800x600 60 Hz
6 XGA 1024x768 60 Hz
7 XGA 1024x768 70 Hz
8 VESA 1152x864 75 Hz
9 WXGA 1280x800 60 Hz
10 SXGA 1280x1024 60 Hz
11 WXGA+ 1440x900 60 Hz
12 UXGA 1920x1080 60 Hz
13 UXGA 1920x1080 144 Hz

EN-12
INSTALLATION
To install themonitorto yourhost system,pleasefollowthestepsas given
below:
Steps
1.1-1 ConnectVideoCable
a.Make sureboththemonitorandcomputer are powered-OFF.
b. ConnecttheVGAvideocabletothecomputer.
1-2 ConnectDigitalCable(OnlyDual-InputModel)
a.Make sureboththemonitorandcomputer are powered-OFF.
b. Connectoneendofthe24-pinDVIcabletothebackofthe
monitorand connecttheother end tothecomputer’sport.
1-3 ConnectHDMI Cable(OnlyHDMI-InputModel)
a.Make sureboththemonitorandcomputer are powered-OFF.
b. ConnecttheHDMIcabletothecomputer.
2.ConnecttheAudio Cable(OnlyAudio-InputModel)(Optional)
3.Connectpower adaptorand power cord
Connectthepoweradaptorand powercordtothemonitor,thentoa
properlygroundedACoutlet.
4.Power-ONMonitorand Computer
Power-ONthemonitorfirst,thenpower-ONthecomputer.
Thissequenceisveryimportant.
5.Ifthemonitorstill does notfunction properly,please refertothe
troubleshooting section todiagnose theproblem.

EN-13
USERCONTROLS
Power Switch /Power LED:
Toturnthe monitorONorOFF.
Lightsuptoindicatethe poweristurned ON.
UsingtheShortcutMenu
Press thefunction button toopentheshortcutmenu.Theshortcutmenulets you
quicklyselect the mostcommonlyaccessed settings.
Empowering:
PresstheEmpoweringKey toopentheAcereColorManagementOSDand access
thescenariomodes.
AUTO AutoAdjust:
Press thisbuttontoactivatetheAutoAdjustmentfunction.TheAutoAdjustment
function isusedtosettheHPos,VPos,Clockand Focus.
MENU OSDfunctions
Press thisbottontoactivatethe OSDmenu.
INPUT InputKey
UseInputkeytoselectfromdifferentvideosourcesthatmaybeconnected to
yourmonitor.
(a)VGA input(b)DVIinput(c) HDMI input
Asyoucyclethroughthe sourcesyouwill see thefollowingmessageson righttop
side ofscreen toindicatecurrentlyselected inputsource. Itmaytake 1or2
secondsforthe image toappear.
VGAorDVI orHDMI
IfeitherVGAorDVIinputisselected ,buttheVGAand DVIcablesarenotcon-
nected,afloatingdialogboxindicates:
“NoCableConnect”or“NoSignal”

EN-14
Main
Menu
icon
Sub
Menu
icon
Sub
Menu
item Description
N/A Usermode Userdefined.Settingscanbefine-tunedtosuitany
situation
N/A ECOmode Adjuststhesettingstoreducepowerconsumption
N/A Standard
mode DefaultSetting.Reflectsnativedisplaycapability
N/A Grahpic
mode
Enhancescolorsandemphasizefinedetail. Pictures
and photographsappearinvibrantcolorswithsharp
detail.
N/A Movie
mode
Displaysscenesinclearestdetail.Presentsgreat
visuals,eveninunsuitably-litenvironments.
AcereColorManagement
Operationinstructions
Step1:Press “ “KeytoopentheAcereColorManagementOSDand
accessthescenario modes
Step2:Press “ “or“ ”toselectthemode
Step3:Press “Adjust/Exit“Keytoconfirmthemodeandrun AutoAdjust.
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 to Enterto the
itempage.
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
1Press the MENU keytobring up theOSD.
2Using the / keys,selectInformation fromtheOSD.Thenthe
basic information ofLCDmonitorwill showup forcurrentinput.

EN-19
(VGA Mode)
TROUBLESHOOTING
Before sending yourLCDmonitorforservicing, please checkthetrouble-
shootinglistbelowtosee ifyoucanself-diagnosetheproblem.
Problems CurrentStatus Remedy
NoPicture
LEDON · UsingOSD,adjustbrightnessand contrast
tomaximumorresetto theirdefault
settings.
LEDOFF · Checkthepowerswitch.
·CheckifACpowercordisproperly
connectedtothemonitor.
LEDdisplays
ambercolor
·Checkifvideosignalcableisproperly
connectedatthebackofmonitor.
·Checkifthepowerofcomputersystemis
ON.
Abnormal
Picture
Unstable
Picture
·Checkifthespecification ofgraphics
adapterand monitorisincompliance
whichmaybecausingtheinputsignal
frequencymismatch.
Displayis
missing,center
shift,ortoo
small ortoo
largein display
size
·UsingOSD,adjustRESOLUTION,CLOCK,
CLOCK-PHASE,H-POSITIONandV-
POSITIONwithnon-standardsignals.
·UsingOSD,incaseofmissing full-screen
image,pleaseselectotherresolution or
otherverticalrefreshtiming.
·Waitforafewsecondsafteradjustingthe
sizeoftheimagebeforechanging or
disconnecting thesignalcableorpowering
OFF themonitor.