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Printheads
ReplacingthePrinthead
WhentoreplacethePrinthead
ThisprinterusestwoPrintheads.
ReplaceoneorbothPrintheadsinthefollowingsituations.
•IftheprintingqualitydoesnotimproveevenaftertwocyclesofHeadCleaningBfromtheprintermenu
ReplacebothPrintheadsinthefollowingsituations.
•IftheDisplayScreenindicatesOpentopcoverandreplacetheleftprinthead.
ReplacetheleftPrinthead.
•IftheDisplayScreenindicatesOpentopcoverandreplacetherightprinthead.
ReplacetherightPrinthead.
•IfyourCanondealerhasadvisedyoutoreplacethePrinthead
ReplacethePrintheadthatyourdealeradvisedyoutoreplace.
CompatiblePrinthead
ForinformationoncompatiblePrinthead,see“Printhead”.(→P.692)
PrecautionswhenhandlingthePrinthead
TakethefollowingprecautionswhenhandlingthePrinthead.
Caution
•Forsafety,keepthePrintheadoutofthereachofchildren.
•Ifinkisaccidentallyingested,contactaphysicianimmediately.
•DonottouchthePrintheadimmediatelyafterprinting.ThePrintheadbecomesextremelyhot,and
thereisariskofburns.
Important
•AvoiddroppingorshakingthePrinthead.Otherwise,inkmayleakandcausestains.
•TheremaybeinkaroundthenozzlesofthePrintheadyouremove.HandlethePrintheadcarefully
duringreplacement.Theinkmaystainclothing.
•DonotopenthePrintheadpouchuntilimmediatelybeforeinstallation.AfterremovingthePrintheadfrom
thepouch,installitrightaway.IfthePrintheadisnotinstalledafterthepouchisopened,thenozzles
maydryout,whichmayaffectprintingquality.
•IfyouneedtostoreaPrintheadtemporarilybeforeinstallation,donotkeepthenozzlesandmetal
contacts(→P.700)facingdown.Ifthenozzlesormetalcontactsaredamaged,itmayaffectthe
printingquality.
•NeverattempttotakeapartormodifyaPrinthead.Thismaydamagetheprinter.
•NevertouchthePrintheadnozzlesormetalcontacts.Thismaycauseprintingproblems.
Maintenance695