![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/b/6f/b6fb9f70-f53a-4151-a117-c3a7f75b1d3d/b6fb9f70-f53a-4151-a117-c3a7f75b1d3d-bg286.png)
Printheads
Printheads
Printhead
AreplacementPrinthead.
•PrintheadPF-04
Note
•ForinstructionsonreplacingthePrinthead,see“ReplacingthePrinthead”.(→P.633)
CheckingforNozzleClogging
Ifprintingisfaintoraffectedbybandingindifferentcolors,makesurethePrintheadnozzlesareclearbyprintinga
testpatterntocheckthenozzles.
Note
•Nozzlesareperiodicallycheckedtoensuretheyareclear.CongurethesettingsontheControlPanel
menuinNozzleCheck.(→P.49)
1.Loadunusedpaper.
•AttachingtheRollHoldertoRolls(→P.103)
•LoadingRollsinthePrinter(→P.106)
•LoadingSheetsinthePrinter(→P.136)
2.OntheTabSelectionscreenoftheControlPanel,press◄or►toselecttheSettings/Adj.
tab().
Note
•IftheTabSelectionscreenisnotdisplayed,presstheMenubutton.
3.PresstheOKbutton.
TheSet./Adj.Menuisdisplayed.
4.Press▲or▼toselectTestPrint,andthenpresstheOKbutton.
5.Press▲or▼toselectNozzleCheck,andthenpresstheOKbutton.
Theprinternowprintsatestpatternforcheckingthenozzles.
630Maintenance