Canon 2157B002 Printer User Manual


 
Printheads
ReplacingthePrinthead
WhentoreplacethePrinthead
ReplacethePrintheadinthefollowingsituations.
IftheprintingqualitydoesnotimproveevenaftertwocyclesofHeadCleaningBfromtheprintermenu
IfPrinthead/PleaseReplaceisshownontheDisplayScreen
IftheCanondealerhasadvisedyoutoreplacethePrinthead
CompatiblePrinthead
ForinformationonthecompatiblePrinthead,see“Printhead”.(→P.650)
PrecautionswhenhandlingthePrinthead
TakethefollowingprecautionswhenhandlingthePrinthead.
Caution
Forsafety,keepthePrintheadoutofthereachofchildren.
Ifinkisaccidentallyingested,contactaphysicianimmediately.
DonottouchthePrintheadimmediatelyafterprinting.ThePrintheadbecomesextremelyhot,and
thereisariskofburns.
Important
AvoiddroppingorshakingthePrinthead.Otherwise,inkmayleakandcausestains.
TheremaybeinkaroundthenozzlesofthePrintheadyouremove.HandlethePrintheadcarefully
duringreplacement.Theinkmaystainclothing.
DonotopenthePrintheadpouchuntilimmediatelybeforeinstallation.AfterremovingthePrinthead
fromthepouch,installitrightaway.IfthePrintheadisleftafterthepouchisopened,thenozzles
maydryout,whichmayaffecttheprintingquality.
IfyouneedtostoreaPrintheadtemporarilybeforeinstallation,donotkeepthenozzlesandmetal
contacts(→P.658)facingdown.Ifthenozzlesormetalcontactsaredamaged,itmayaffectthe
printingquality.
NeverattempttotakeapartormodifyaPrinthead.Thismaydamagetheprinter.
NevertouchthePrintheadnozzlesorthemetalcontacts.Thismaycauseprintingproblems.
Maintenance653