Acer X225HQL User manual

TABLE OFCONTENTS
SpecialnotesonLCDmonitors..................................................1
Informationforyoursafetyandcomfort.....................................2
Unpacking....................................................................................5
Attaching/Removingthestand....................................................6
Screenpositionadjustment.........................................................6
Connectingthepowercord.........................................................7
Safetyprecaution.........................................................................7
Cleaningyourmonitor.................................................................7
Powersaving...............................................................................8
DDC.............................................................................................8
Poweradaptor...............................................................8
ConnectorPinAssignment..........................................................9
StandardTimingTable..................................................................11
Installation.....................................................................................12
Usercontrols..................................................................................13
Troubleshooting............................................................................19

EN-1
SPECIALNOTES ONLCD MONITORS
ThefollowingsymptomsarenormalwithLCDmonitoranddonotindicateaprob-
lem.
NOTES
•Duetothenatureofthefluorescentlight,thescreenmayflickerduringinitial
use.TurnoffthePowerSwitchandthenturnitonagaintomakesurethe
flickerdisappears.
•Youmayfindslightlyunevenbrightnessonthescreendependingonthedesktop
patternyouuse.
•TheLCDscreenhaseffectivepixelsof99.99%ormore.Itmayincludeblem-
ishesof0.01%orlesssuchasamissingpixelorapixellitallofthetime.
•DuetothenatureoftheLCDscreen,anafterimageofthepreviousscreenmay
remainafterswitchingtheimage,whenthesameimageisdisplayedforhours.
Inthiscase,thescreenisrecoveredslowlybychangingtheimageorturning
off thePowerSwitchforhours.

EN-2
Informationforyoursafetyand comfort
Safetyinstructions
Readtheseinstructionscarefully.Keepthisdocument forfuturereference.Followall warnings
andinstructionsmarkedontheproduct.
CAUTIONforaccessibility
Besurethatthepoweroutletyouplugthepowercordintoiseasilyaccessibleandlocatedas
closetotheequipment operator aspossible.Whenyouneedtodisconnectpowertothe
equipment,besuretounplugthepowercordfromtheelectricaloutlet.
Warnings
•Donotusethisproductnearwater.
•Donotplacethisproductonanunstablecart,standortable.Iftheproductfalls,it
couldbeseriouslydamaged.
•Slotsandopeningsareprovidedforventilationtoensurereliableoperationofthe
productandtoprotectit fromoverheating.Theesopeningsmustnotbeblockedor
covered,Theopeningsshouldneverbeblockedbyplacingtheproductona
bed,sofa,rugorothersimilarsurface.Thisproductshouldneverbeplacednearor
overaradiatororheatregister,orinabuilt-in installationunlessproperventilationis
approved.
•Neverpushobjectsofanykindintothisproductthroughcabinetslotsastheymay
touchdangerousvoltagepointsorshort-outpartsthatcouldresultinafireor
electricshock.Neverspillliquidofanykindontoor intotheproduct.
•Toavoiddamageofinternalcomponentsandtoprevent batteryleakage,donot
placetheproductonavibratingsurface.
•Neveruseitundersporting,exercising,or anyvibratingenvironment which
willprobablycauseunexpectedshortcurrentordamagerotordevices,HDD.
Opticaldrive,andevenexposureriskfromlithiumbatterypack.
Safelistening
Followtheseinstructions,suggestedbyhearingexperts,toprotectyourearing.
•Graduallyincreasethevolumeuntilyoucanhearitclearlyandcomfortablyand
without distortion.
•Aftersettingthevolumelevel,donotincreaseitafteryourearsadjust.
•Limittheamount oftimelisteningtomusicathighvolume.
•Avoidturningupthevolumetoblockoutnoisysurroundings.
•Turnthevolumedownifyoucanhearpeoplespeakingnearyou.

EN-3
Productservicing
Donotattempttoservice thisproductyourself,asopeningor removingcoversmayexpose
youtodangerousvoltagepointsor otherrisks.Referallservicingtoqualifiedservice
personnel.
Unplugthisproductfromthewalloutletandreferservicingtoqualifiedservicepersonnel
when:
•thepowercordorplugisdamaged,cutorfrayed
•liquidwasspilledintotheproduct
•theproductwasexposedtorain or water
•theproducthasbeendroppedorthecasehasbeendamaged
•theproductexhibitsadistinctchangein performance,indicatinganeedforservice
•theproductdoesnotoperatenormallyafterfollowingtheoperatinginstructions
-----------------------------------------------------------------------------------------------------
Note:Adjustonlythosecontrolsthatarecoveredbytheoperatinginstructions,
sinceimproperadjustment ofothercontrolsmayresultindamageandwill often
requireextensiveworkbyaqualifiedtechniciantorestoretheproducttonormal
condition.
LCDPixelStatement
TheLCDunitisproducedwithhigh-precisionmanufacturingtechniques.Nevertheless,some
pixelsmayoccasionallymisfireor appearasblackor reddots.Thishasnoeffectonthe
recordedimageanddoesnotconstituteamalfunction.
Tipsandinformationforcomfortableuse
Computerusersmaycomplainofeyestrainandheadachesafterprolongeduse.Usersare
alsoatriskofphysicalinjuryafterlonghoursofworkingin front ofacomputer.Longwork
periods,badposture,poorworkhabits,stress,inadequateworkingconditions,personal
healthandotherfactorsgreatlyincreasetheriskofphysicalinjury.
Incorrectcomputerusagemayleadtocarpaltunnelsyndrome,tendonitis,tenosynovitisor
othermusculoskeletaldisorders.Thefollowingsymptomsmayappearinthehands,wrists,
arms,shoulders,neckorback:
•numbness,oraburningortinglingsensation
•aching,sorenessortenderness
•pain,swellingorthrobbing
•stiffnessortightness
•coldness orweakness
Ifyouhavethesesymptoms,oranyotherrecurringor persistentdiscomfortand/orpain
relatedtocomputeruse,consultaphysicianimmediatelyandinformyourcompany’shealth
andsafetydepartment.
Thefollowingsectionprovidestipsformorecomfortablecomputeruse.
Findingyourcomfortzone
Findyourcomfortzonebyadjustingtheviewingangleofthemonitor,usingafootrest,or
raisingyoursittingheighttoachievemaximumcomfort.Observethefollowingtips:
•refrain fromstayingtoolongin onefixedposture
•avoidslouchingforwardand/orleaningbackward
•standupandwalkaroundregularlytoremovethestrainonyourlegmuscles

EN-4
•takeshortreststorelaxyourneckandshoulders
•avoidtensingyourmusclesor shruggingyourshoulders
•install theexternaldisplay,keyboardandmouseproperlyandwithincomfortable
reach
•ifyouviewyourmonitormorethanyourdocuments,placethedisplayatthecenter
ofyourdesktominimizeneckstrain
Takingcareofyourvision
Longviewinghours,wearingincorrectglassesorcontactlenses,glare,excessiveroom
lighting,poorlyfocusedscreens,verysmalltypefacesandlow-contrastdisplayscouldstress
youreyes.Thefollowingsectionsprovidesuggestionsonhow toreduceeyestrain.
Eyes
•Restyoureyesfrequently.
•Giveyoureyesregularbreaksby lookingawayfromthemonitorandfocusing
onadistantpoint.
•Blinkfrequentlytokeepyoureyesfromdryingout.
Display
•Keepyourdisplayclean.
•Keepyourheadatahigherlevelthanthetopedgeofthedisplaysoyoureyespoint
downwardwhenlookingatthemiddleofthedisplay.
•Adjustthedisplaybrightness and/or contrasttoacomfortablelevelfor enhancedtext
readabilityandgraphicsclarity.
•Eliminateglareandreflectionsby:
•placingyourdisplayin suchawaythatthesidefacesthewindoworanylight
source
•minimizingroomlightbyusingdrapes,shadesorblinds
•usingatasklight
•changingthedisplayviewingangle
•usingaglare-reductionfilter
•usingadisplayvisor,suchasapiece ofcardboardextendedfromthedisplaytop
frontedge
•Avoidadjustingyourdisplaytoanawkwardviewingangle.
•Avoidlookingatbright light sources,suchasopenwindows,forextendedperiods
oftime.
Developinggood workhabits
Developthefollowingworkhabitstomakeyourcomputerusemorerelaxingandproductive:
•Takeshortbreaksregularlyandoften.
•Performsomestretchingexercises.
•Breathefreshairasoftenaspossible.
•Exerciseregularlyandmaintain ahealthybody.
-----------------------------------------------------------------------------------------------------
Warning!Wedonotrecommendusingtheproductonacouchorbed.Ifthisis
unavoidable,workforonlyshortperiods,takebreaksregularly,anddosome
stretchingexercises.
-----------------------------------------------------------------------------------------------------
For moreinformationandhelpin recycling,pleasevisit thefollowingwebsites:
Worldwide:
http://www.acer-group.com/public/Sustainability/sustainability01.htm
http://www.acer-group.com/public/Sustainability/sustainability04.htm

EN-5
•LCD Monitor
UNPACKING
Please check the following items are present when you unpack the box, and
save the packing materials in case you will need to ship or transport the
monitor in future.
•AC Power Cord •D-Sub Cable
(Optional)
•Quick Start Guide
•DVI Cable
(Optional)
•Power adaptor

EN-6
Attaching /Removing theStand
SCREENPOSITIONADJUSTMENT
Inodertooptimizethebestviewingposition,pleaseastheshownin thefigure
below:
Youcanadjustthetiltofthemonitorandstandbyusingbothofyourhands.
Adjustableangles:to
--------------------------------------------------------------------
Note: Removethemonitorandmonitorstandfromitspackaging.
Carefullyplace themonitorface-downonastablesurface andwith
usingaclothtoavoidscratchingthescreen.
Install:
Placethemonitorwithstandin45-
80 degreesbeforeinsertingtheleft
firstandenteringtherightside.As
thefollowingorderandindication.
Remove:
Compress therearcoverbetweenthe
hingelinebeforepullingpowerfully
rightsideandtheleftnaturally
removed.
12
11
31
1
1
3
1

EN-7
CONNECTING THEPOWERCORD
•Checkfirsttomakesurethatthepowercordyouuseisthecorrecttype
requiredforyourarea.
•Thismonitorhasauniversalpowersupplythatallowsoperationin either100/
120VACor220/240 VACvoltagearea.Nouser-adjustmentisrequired.
•PlugthepoweradaptorcordtotheDCInletonmonitorfirst,thenplugone
endofpowercordtopoweradaptorACinletandfittheotherendtoproper
ACoutlet.lugoneendofthepowercordtotheACInlet,pluganotherendtoa
properACoutlet.
•Forunitusingat120 VAC:
UseaULListedCordSet,TypeSVTwireandplugrated10 A/125V.
•Forunitusingat220/240 VAC(outsideofU.S.):
UseaCordSetconsistingofH05VV-Fcordandplugrated10 A,250V.The
cordsetshouldhavetheappropriatesafetyapprovalsforthecountryinwhich
theequipmentwill beinstalled.
SAFETYPRECAUTION
•Avoidplacingthemonitor, oranyotherheavy object,onthepowercordto
avoiddamagetothecable.
•Donotexposethemonitortorain,excessivemoisture,ordust.
•Donotcovertheventilationslotsoropeningsofthemonitor.Always putthe
monitorin aplace wherethereisadequateventilation.
•Avoidplacingthemonitoragainstabrightbackgroundorwheresunlightor
otherlightsourcesmayreflectontheface ofthemonitor.Place themonitor
justbeloweyelevel.
•Handlewithcarewhentransportingthemonitor.
•Refrain fromgivingshockorscratchtothescreen,asscreenisfragile.
CLEANING YOURMONITOR
Pleasecarefullyfollowthebelowguidelineswhencleaningthemonitor.
•Alwaysunplugthemonitorbeforecleaning.
•Useasoftclothtowipethescreenandcabinetfrontandsides.

EN-8
Powersaving
ThemonitorwillbedrivenintoPowerSaving”modebythecontrolsignalfromthe
displaycontroller,asindicatedbytheamber-colorpowerLED.
Thepowersavingstateswill bekeptuntil acontrolsignalhasbeendetectedor
thekeyboardormouseisactivated.Therecovery timefromActiveOFFstate
backtoONstateisaround3seconds.
DDC
Tomakeyourinstallationeasier,themonitorisabletoPlugandPlaywithyour
systemifyoursystemalsosupportsDDCprotocol.TheDDC(DisplayData
Channel)isacommunicationprotocolthroughwhichthemonitorautomatically
informsthehostsystemaboutitscapabilities,forexample,supported
resolutionsandcorrespondingtiming.ThemonitorsupportsDDC2Bstandard.
State LEDLight
ON Blue
PowerSaving
Mode Amber
PowerAdaptor
Yourdeviceusesoneofthefollowingpowersupplies.
Object/Part
No. Manufacturer/Trademark
Type/Model
DELTA ADP-30MHB
Power
adaptor HIPRO HP-A0301R3

EN-9
CONNECTORPINASSIGNMENT
15-Pin ColorDisplaySignalCable
1
6
11
5
10
15
PINNO.
DESCRIPTION
PINNO. DESCRIPTION
1. Red 9. +5V
2. Green 10. LogicGround
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

EN-10
24-Pin ColorDisplaySignalCable*
PINNO. Meaning PINNO. Meaning
1. TMDSData2- 13. NC
2. TMDSData2+ 14. +5VPower
3. TMDSData2/4
Shield 15. LogicGround
4. NC 16. HotPlugDetect
5. NC 17. TMDSData0-
6. DDCClock 18. TMDSData0+
7. DDCData 19. TMDSData0/5
Shield
8. NC 20. NC
9. TMDSData1- 21. NC
10. TMDSData1+ 22. TMDSClockShield
11. TMDSData1/3
Shield 23. TMDSClock+
12. NC 24. DDCTMDSClock-

EN-11
StandardTiming Table
Mode Resolution
1
2
3
4
5
6
7
8
9
10
11
12
VGA640x480
60 Hz
MAC
640x480
66.66
Hz
VESA
720x400
70 Hz
SVGA
800x600
56 Hz
SVGA
800x600
60 Hz
XGA1024x768
60 Hz
XGA1024x768
70 Hz
VESA
1152x864
75 Hz
SXGA
1280x1024
60 Hz
WXGA
1280x800
60 Hz
WXGA+
1440x900
60 Hz
UXGA
1920x1080
60 Hz

EN-12
INSTALLATION
Toinstall themonitortoyourhostsystem,pleasefollowthestepsasgivenbe-
low:
Steps
1.1-1 ConnectVideoCable
a.Makesureboththemonitorandcomputerarepowered-OFF.
b.ConnecttheVGAvideocabletothecomputer.
1-2 ConnectDigitalCable(Optional)
a.Makesureboththemonitorandcomputerarepowered-OFF.
b.Connectoneendofthe24-pinDVIcabletothebackofthe
monitorandconnecttheotherendtothecomputerport.
2.Connectpoweradaptorandpowercord
Connectthepoweradaptorandpowercordtothemonitor,thentoaproperly
groundedACoutlet.
Yourdevice usesoneofthefollowingpowersupplies:
Manufacturer:DeltaElectronicsInc.,Model:ADP-30HMB
Manufacturer:HiproTechnologies,Inc.,Model:HP-A0301R3
3.Power-ONMonitorandComputer
Power-ONthemonitorfirst,thenpower-ONthecomputer.
Thissequence isvery important.
4.Ifthemonitorstilldoesnotfunctionproperly,pleaserefertothetrouble-
shootingsectiontodiagnosetheproblem.
1-1
1-2
2
1-1
1-2
2

EN-13
USERCONTROLS
PowerSwitch/PowerLED:
To turnthemonitorONorOFF.
Lightsupto indicatethepoweris
turnedON.
UsingtheShortcutMenu
Pressthefunctionbuttonto openthe
shortcut menu. Theshortcutmenu
letsyouquicklyselectthemost
commonlyaccessedsettings.
MENU OSDfunctions:
Press thisbottontoactivatetheOSDmenu.
INPUT InputKey:
UseInputkeytoselectfromdifferent video sourcesthatmaybeconnectedto your
monitor.
(a)VGAinput(b)DVIinput
Asyoucyclethroughthesourcesyouwill see thefollowingmessagesonrighttop
sideofscreentoindicatecurrentlyselectedinputsource. It maytake1or 2seconds
fortheimagetoappear.
VGAorDVI
IfeitherVGAorDVIinputisselected,but theVGAandDVI cablesarenotconnected,a
floatingdialogboxindicates:
“NoCable”Connector “NoSignal”
AUTO AutoAdjust:
Press thisbuttontoactivatetheAutoAdjustment function.TheAutoAdjustment
functionisusedto settheHPos, VPos,ClockandFocus.
Empowering:
Press theEmpoweringKeytoopentheAcer eColor ManagementOSDandaccess the
scenario modes.
MENU
INPUT
AUTO
Empowerin
g

EN-14
AcereColorManagement
Operationinstructions
Step1:Press “ ”Keytoopen
theAcereColorManagement
OSDandaccessthescenario
modes
Step2:Press““or““to
selectthemode
Step3:Press ExitKeyto
confirmthemodeandrun Auto
Adjust.
FeaturesandBenefits
Main
Menu
icon
Sub
Menu
icon
SubMenu
item Description
N/A Standard
mode DefaultSetting.Reflectsnativedisplay capability
N/A ECO
mode Adjuststhesettingstoreducepower consumption.
N/A Picture
mode
Enhancescolorsandemphasizefinedetail.
Picturesandphotographsappearinvibrant
colorswith sharpdetail.
N/A Movie
mode
Displaysscenesinclearestdetail.Presents
greatvisuals,eveninunsuitably-lit
environments.
N/A User
mode User defined.Settingscanbefine-tunedto suit any situation

EN-15
AdjustingtheOSDsettings
--------------------------------------------------------------------
Note:Thefollowingcontentisforgeneralreference only.Actual
productspecificationsmayvary.
TheOSDcanbeusedforadjustingthesettingsofyourLCDMonitor.
Press the MENU keytoopentheOSD.YoucanusetheOSDtoadjustthe
picturequality,OSDTimeoutandgeneralsettings.Foradvancedsettings,
pleaserefertofollowingpage:
Adjustingthepicturequality
1Press the MENU keytobringuptheOSD.
2Usingthe / keys,select PicturefromtheOSD.Thennavigate
tothepictureelementyouwishtoadjust.Usethe toEntertothe
itempage.
3Usethe / keys toadjusttheslidingscales.
4ThePicturemenucanbeusedtoadjustthecurrentBrightness,Contrast,
ColourTemp,AutoConfigandotherimage-relatedqualities.

EN-16
AdjustingtheOSDTimeout
1Press the MENU keytobringuptheOSD.
2Usingthedirectionalkeys,select OSDfromtheonscreendisplay..
Thennavigatetothefeatureyouwishtoadjust.

EN-17
Adjustingthesetting
1Press the MENU keytobringuptheOSD.
2Usingthe / keys,select SettingfromtheOSD.Thennavigateto
thefeatureyouwishtoadjust.Usethe toEntertotheitempage.
3TheSettingmenucanbeusedtoadjustthescreenMenu Languageand
otherimportantsettings.

EN-18
Productinformation
1Press the MENU keytobringuptheOSD.
2Usingthe / keys,select InformationfromtheOSD.Thenthe
basicinformationofLCDmonitorwillshowupforcurrentinput.
1920x1080
67.5KH
H: zV:60Hz

EN-19
(VGAMode)
TROUBLESHOOTING
BeforesendingyourLCDmonitorforservicing,pleasecheckthetroubleshoot-
inglistbelowtosee ifyoucanself-diagnosetheproblem.
Problems CurrentStatus Remedy
No Picture LEDON · UsingOSD,adjustbrightnessandcontrast
tomaximumorresettotheirdefaultsettings.
LEDOFF · Checkthepowerswitch.
·CheckifACpowercordisproperly
connectedtothemonitor.
LEDdisplays
ambercolor ·Checkifvideosignalcableisproperly connectedatthebackofmonitor.
·Checkifthepowerofcomputersystem is
ON.
Abnormal
Picture UnstablePicture · Checkifthespecificationofgraphics adapterandmonitorisincompliance which
maybecausingtheinputsignalfrequency
mismatch.
Displayis
missing, center
shift, ortoo
smallortoo
largeindisplay
size
·UsingOSD,adjustRESOLUTION, CLOCK,
CLOCK-PHASE,H-POSITIONandV-
POSITIONwithnon-standardsignals.
·UsingOSD,incaseofmissingfull-screen
image, pleaseselectotherresolutionor
otherverticalrefreshtiming.
·Waitforafew secondsafteradjustingthe
sizeoftheimagebeforechangingor
disconnectingthesignalcableorpowering
OFFthemonitor.